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IBM DS3500 Installation, User's, And Maintenance Manual
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IBM DS3500 Installation, User's, And Maintenance Manual

Ibm system storage ds3500 and exp3500 storage subsystem
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IBM System Storage DS3500 and EXP3500 Storage
Subsystem
Installation, User's, and Maintenance
Guide
GA32-0952-06

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Summary of Contents for IBM DS3500

  • Page 1 IBM System Storage DS3500 and EXP3500 Storage Subsystem Installation, User's, and Maintenance Guide GA32-0952-06...
  • Page 2 Warranty Information document that comes with the storage subsystem. This edition applies to the IBM System Storage DS3500 and EXP3500 Storage Subsystem with controller firmware version 7.70, and to all subsequent releases and modifications until otherwise indicated in new editions.

  • Page 3: Table Of Contents

    DS3500 . . 75 DS3500 storage subsystem and EXP3500 storage Cabling the DS3500 and EXP3500 ac power supplies 77 enclosure components . Cabling the DS3500 and EXP3500 dc power supplies 78 Disk drives and bezels.
  • Page 4 . 179 Index ....199 Determining basic information of drive FRUs . 181 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 5: Figures

    39. One single-controller DS3500 and multiple 3. DS3524 storage subsystem and EXP3524 single-ESM storage enclosures . . 51 storage enclosure hot-swap drive bays and 40. A dual-controller DS3500 and a storage bezels . 10 enclosure . . 52 4. Left-side bezel.
  • Page 6 88. Removing a controller . 106 129. An IBM hologram label example . . 182 89. Removing the cover . . 107 130. Serial number location on the DS3500 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 7: Tables

    Tables Features and operating specifications . DC power source wiring descriptions . . 80 DS3500 storage subsystem models and optional Fibre Channel port LEDs . . 92 devices . Troubleshooting. . 162 DC power supply connector - pin descriptions 15 Troubleshooting information .
  • Page 8 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 9: Safety

    Ennen kuin asennat tämän tuotteen, lue turvaohjeet kohdasta Safety Information. Avant d'installer ce produit, lisez les consignes de sécurité. Vor der Installation dieses Produkts die Sicherheitshinweise lesen. Prima di installare questo prodotto, leggere le Informazioni sulla Sicurezza. © Copyright IBM Corp. 2010, 2013...

  • Page 10: Safety Statements

    Be sure to read all caution and danger statements in this documentation before you perform the procedures. Read any additional safety information that comes with your system or optional device before you install the device. Statement 1 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 11 Statement 2 CAUTION: ® When replacing the lithium battery, use only IBM Part Number 33F8354 or an equivalent type battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer.
  • Page 12 Appareil A Laser de Classe 1 Statement 4 ≥ 18 kg (39.7 lb) ≥ 32 kg (70.5 lb) ≥ 55 kg (121.2 lb) CAUTION: Use safe practices when lifting. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 13 Statement 5 CAUTION: The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.
  • Page 14 Refer to the information that is provided with your device for electrical specifications. Statement 15 CAUTION: Ensure that the rack is secured properly to avoid tipping when the server unit is extended. Statement 17 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 15 CAUTION: The following label indicates moving parts nearby. Statement 26 CAUTION: Do not place any object on top of rack-mounted devices. Statement 29 CAUTION: This equipment is designed to permit the connection of the earthed conductor of the dc supply circuit to the earthing conductor at the equipment. If this connection is made, all of the following conditions must be met: v This equipment shall be connected directly to the dc supply system earthing electrode conductor or to a bonding jumper from an earthing terminal bar or...
  • Page 16 Multiple devices extended into the service position can cause your rack cabinet to tip. v If you are not using the IBM 9308 rack cabinet, securely anchor the rack cabinet to ensure its stability.
  • Page 17 CAUTION: Intra-building wiring (cabling) must be shielded and grounded at each end when used with the storage device. Note: v The intra-building ports of this equipment are suitable for connection to intra-building or unexposed wiring or cabling only. The intra-building ports of this equipment must not be metallically connected to the interfaces that connect to the OSP (outside plant) or its wiring.
  • Page 18 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 19: Chapter 1. Introduction

    Chapter 1. Introduction This section contains information about the operating specifications, features, and components of the IBM System Storage DS3500 storage subsystem and the IBM System Storage EXP3500 storage enclosure. Note: For Ethernet Interfaces: DS3500 storage subsystem is not intended to be connected directly or indirectly by any means whatsoever to interfaces of public telecommunication networks.

  • Page 20: What's New In This Release

    With direct-attached Serial Attached SCSI (SAS) connectivity and support for RAID levels 0, 1, 3, 5, and 6, the DS3500 storage subsystem provides an internal physical storage capacity that is scalable up to 36 TB (terabytes) for the DS3512 and 24 TB for the DS3524 storage subsystem.

  • Page 21: Exp3500 Storage Enclosure Overview

    DS3500 is a 2U rack-mountable storage subsystem that supports up to two redundant, dual-active RAID storage controllers. The DS3500 storage subsystem ships with two 6 Gbps x4 SAS host ports and a single 6 Gbps x4 SAS expansion port per controller. Each controller contains 1 GB of cache memory that can be upgraded to 2 GB.

  • Page 22: Notices And Statements In This Document

    The caution and danger statements in this document are also in the multilingual IBM Systems Safety Notices document, which is in the Documentation folder on the IBM System Storage DS3500 Support DVD. Each statement is followed by a reference number that you can use to locate the corresponding statement in your language in the IBM Systems Safety Notices document.
  • Page 23 – Height: 8.8 cm (3.5 in.) ESMs, and (DS3500) controllers Approximate heat output in British – Depth: 48.7 cm (19.2 in.) – (DS3500) Host port adapter. thermal units (Btu) per hour: – Width: 44.9 cm (17.7 in.) Each controller supports one v Minimum configuration: 205 Btu (60 –...

  • Page 24: Models And Optional Devices

    The storage subsystem components and configurations are explained in this topic. The DS3500 storage subsystem controller cache size, partitions, and other features vary depending on the model and optional devices. Table 2 shows the DS3500 models and options available at the time of publication. Contact your IBM marketing representative or authorized reseller for more information about models and options.

  • Page 25: Operating-System Support

    1. To obtain this optional capability, you must purchase a 96 to 192 drive expansion premium feature. Operating-system support This topic discusses the operating systems are supported for the DS3500 storage subsystem. The following operating systems are supported for host servers that have mapped LUNs created in the DS3500 storage subsystem with storage enclosures: ®...

  • Page 26: Product Updates

    Go to http://www.ibm.com/servers/storage/support/disk/. From the menu at the top of the page, click My IBM and select My Technical Support. On the next page, click register now. Download the latest version of the Storage Manager software, DS3500 storage...

  • Page 27: Ds3500 Storage Subsystem And Exp3500 Storage Enclosure Components

    – The disconnect device (circuit breaker) must be rated at 20 A. – Ensure that only 12 AWG or larger copper conductor wires are used for all of the wiring between the DS3500 or EXP3500 dc power connectors and the dc power source.

  • Page 28: Disk Drives And Bezels

    Two dc power supply and fan units (machine type 1746 models C4T and E4T). Disk drives and bezels An in-depth look at how disk drives and bezels are set up in the DS3500 storage subsystem. The hot-swap drive bays that are accessible from the front of the DS3512 storage subsystem and EXP3512 storage enclosure are shown in Figure 2.

  • Page 29: Left-Side Bezel

    Power-on LED System locator LED Overtemperature LED System error LED Standby power LED Figure 4. Left-side bezel Right-side bezel and bottom shelf The right-side bezel and bottom shelf contain the drive identification information. Figure 5 shows the right-side bezel of the DS3512 storage subsystem and EXP3512 storage enclosure.

  • Page 30: Controllers

    The storage management software automatically sets the enclosure ID for the controllers. You can change the enclosure ID through the Storage Manager software only. There are no switches on the DS3500 chassis to manually set the enclosure ID. Both controller enclosure IDs are identical under normal operating conditions.

  • Page 31: Environmental Service Modules

    Figure 7. Rear view, single-controller model (shown without an optional host port adapter) Note: IBM DS Storage Manager password reset: Password reset clears the password to log in to the IBM DS Storage Manager. Press this button if you have forgotten the password.

  • Page 32: Dc Power Supply And Fan Units

    Figure 11 and Table 3 on page 15 below show the location and describe the function of the dc power supply connector pins. Figure 11. DC power supply connector - pin positions IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 33: Battery Units

    Software and firmware support code upgrades To enable support for the DS3500 storage subsystem, you must ensure that the system software and firmware are of the latest versions. To find the latest Storage Manager software, controller firmware, NVSRAM, ESM firmware, and drive firmware, check the firmware readme files.
  • Page 34 7.86.xx.xx supports the following hard disk feature: – T10 Protection Information (T10 PI or T10PI). For instructions to install the DS Storage Manager V10.77 or earlier, see the IBM System Storage DS Storage Manager Version 10 Installation and Host Support Guide. For instructions to install the DS Storage Manager V10.83 or later, see the IBM System...

  • Page 35: Determining Firmware Levels

    Determining firmware levels To determine the firmware levels of the DS3500 storage subsystem, the connected storage enclosures, and the installed drives, use the Storage Manager software that is used to manage the DS3500 storage subsystem. 1. In the Subsystem Management window, click the Summary tab.

  • Page 36: Ds3512 Storage Subsystem And Exp3512 Storage Enclosure Dimensions

    Figure 14. DS3524 storage subsystem and EXP3524 storage enclosure dimensions Weight The weight for each component of the DS3500 storage subsystem is listed here. The total weight of the storage subsystem and storage enclosure depends on the number of installed components. Table 4 lists the maximum and empty weights for the DS3512 storage subsystem and EXP3512 storage enclosure in different configurations.

  • Page 37: Temperature And Humidity

    .15 kg (.33 lb) 1.75 kg (3.86 lb) Temperature and humidity The temperature and humidity requirements to operate the DS3500 storage subsystem are specified in this topic. Table 7 on page 20 lists the acceptable temperature and humidity ranges for the storage subsystem in typical Information Technology (IT) or office environments.

  • Page 38: Electrical Requirements

    15 days in one year. (This refers to a total of 360 hours in any given year, but no more than 15 occurrences during that one-year period.) Electrical requirements The electrical requirements to operate the DS3500 storage subsystem are specified in this topic. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 39: Ds3500 Dc Power Requirements

    Site wiring and power The site wiring and power requirements to operate the DS3500 storage subsystem are specified in this topic. The DS3500 storage subsystem (models DS3512-C2A and DS3524-C4A) and EXP3500 storage enclosure (models EXP3512-E2A and EXP3524-E4A) are equipped with redundant ac power supply and fan units.

  • Page 40: Heat Output, Airflow, And Cooling

    Air enters at the front of the DS3500 storage subsystem and EXP3500 storage enclosure and leaves at the back. Allow at least 30 inches in front of the DS3500 storage subsystem and EXP3500 storage enclosure and at least 24 inches at the rear for service clearance, proper ventilation, and heat dissipation.
  • Page 41 v To correct airflow in each rack, the rack filler plates must be installed in unused positions. Also, all the gaps in the front of the racks must be sealed, including the gaps between the storage subsystems. back T42 racks front Perforated tiles or gratings...
  • Page 42 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 43: Chapter 2. Installing The Storage Subsystem And Storage Enclosure

    Attention: The DS3500 storage subsystem ac power models do not have region-specific power cords. You must obtain the IBM-approved ac power cords for your region. The DS3500 and EXP3500 dc power models do not have the 20 A rated disconnect device (circuit-breaker) that is required for the -48V DC power connection.

  • Page 44: Ds3500 Installation Overview

    28. 2. Prepare the installation site. See “Preparing the site” on page 29. 3. Prepare the rack. See the DS3500 and EXP3500 Rack Installation and Quick Start Guide. 4. Record the serial number, machine type and model number, and controller MAC addresses for your DS3500 storage subsystem in “Storage subsystem...

  • Page 45: Handling Static-Sensitive Devices

    5. Install and secure the DS3500 chassis and components in the rack. See the DS3500 and EXP3500 Rack Installation and Quick Start Guide. 6. Install the storage enclosure in the rack, if you are installing one or more storage enclosures. Follow the instructions in the DS3500 and EXP3500 Rack Installation and Quick Start Guide.

  • Page 46: Preparing For Installation

    This topic prepares you for the DS3500 storage subsystem and the EXP3500 storage enclosure installation. Before you install the DS3500 storage subsystem, create a detailed plan of how the device will be used in the storage configuration. The plan should include RAID levels, failover requirements, operating systems that are to be used, and total storage capacity requirements.

  • Page 47: Installing The Ds3500 Storage Subsystem In A Rack

    Continue with “Installing the DS3500 storage subsystem in a rack.” Installing the DS3500 storage subsystem in a rack To install the DS3500 in a rack, follow the instructions in the DS3500 and EXP3500 Rack Installation and Quick Start Guide. Then, continue with Chapter 3, “Cabling the storage subsystem and storage enclosure,”...

  • Page 48: Installing The Exp3500 Storage Enclosure In A Rack

    - Large diameter spacers (8) - M4 pan-head screws (2) v Printed documents: – IBM System Storage DS3500 and EXP3500 Rack Installation and Quick Start Guide v Online documents: – IBM System Storage DS3500 and EXP3500 Storage Subsystem Installation, User's, and Maintenance Guide (this document) –...

  • Page 49: Chapter 3. Cabling The Storage Subsystem And Storage Enclosure

    Controller connectors (with 1 Gbps iSCSI host port adapters) Figure 17 on page 32 shows the optional 1 Gbps iSCSI host port adapter installed in both controllers on the rear panel of the DS3500 storage subsystem. © Copyright IBM Corp. 2010, 2013...

  • Page 50: Controller Connectors (With 10 Gbps Iscsi Host Port Adapters)

    10 Gbps iSCSI host ports The 10 Gbps iSCSI host ports are auto-negotiated 1/10Gbps Ethernet ports that support iSCSI offload. The host ports also provide support for both IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 51: Controller Connectors (With Sas Host Port Adapters)

    ESM. Working with SAS cables Each DS3500 storage controller has up to four x4 multilane SAS host ports and a single x4 multilane SAS port for drive channel connections. Chapter 3. Cabling the storage subsystem and storage enclosure...

  • Page 52: Mini-Sas Cable

    To connect a mini-SAS cable, insert the mini-SAS connector into a mini-SAS port. Ensure that it locks into place. Figure 21. Connecting a mini-SAS cable IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 53: Working With Sfp Modules And Fiber Optic Cables

    To remove a mini-SAS cable, complete the following steps: 1. Hold the blue plastic tab on the mini-SAS connector and gently pull the tab to release the locking mechanism. Blue plastic tab Figure 22. Removing a mini-SAS cable 2. As you pull the tab, pull out the connector to remove it from the port. Working with SFP modules and fiber optic cables Each storage controller can have up to four Fibre Channel host ports.

  • Page 54: Handling Fiber Optic Cables

    The operational or redundant loop performance is not affected when you install or remove an SFP module. v You must insert the SFP module into a port before you connect the fiber optic cable. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 55 SFP module that is connected to a 4-Gbps-capable port will limit the speed of that port to a maximum of 2 Gbps. Attention: Check the IBM part number, option number, and FRU part number of the SFP module to identify its speed. There are no physical features that distinguish an 8 Gbps, 4 Gbps, or 2 Gbps SFP module from each other.

  • Page 56: Sfp Module And Protective Cap

    2. Unlock the SFP module latch: v For SFP modules that contain plastic tabs, unlock the SFP module latch by pulling the plastic tab as shown in Figure 25 on page 39. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 57: Unlocking The Sfp Module Latch - Plastic

    Plastic tab Protective cap SFP module Figure 25. Unlocking the SFP module latch - plastic variety v For SFP modules that contain wire tabs, unlock the SFP module latch by pulling the wire latch as shown in Figure 26. Wire Protective module Figure 26.
  • Page 58 3. Remove the two protective caps from one end of the LC-LC cable, as shown in Figure 28 on page 41. Save the protective caps for future use. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 59: Removing Fiber Optic Cable Protective Caps

    Fiber-optic cable Protective cap Figure 28. Removing fiber optic cable protective caps 4. Carefully insert the open end of the LC-LC cable into an SFP module that is installed in the storage subsystem. The cable connector is keyed for correct installation.

  • Page 60: Lc-Lc Fibre Channel Cable Lever And Latches

    1-Gbps Fibre Channel switch v Fibre Channel host bus adapter For more information, see the documentation that is shipped with the LC-SC Fibre Channel cable adapter. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 61 1. Read the information in “Handling fiber optic cables” on page 36. 2. Connect one end of an LC-LC cable to an SFP module in the DS3500. For instructions, see “Using LC-LC Fibre Channel cables” on page 39.

  • Page 62: Removing The Lc-Sc Cable Adapter Protective Caps

    1. At the end of the cable that connects into the LC connector end of the LC-SC cable adapter, press down and hold the lever to release the latches. Figure 35 on page 45 shows the location of the lever and latches. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 63: Cabling The Exp3500 Storage Enclosure

    Cabling the EXP3500 storage enclosure The EXP3500 storage enclosure contains an ESM that enables you to connect the EXP3500 storage enclosure to a DS3500 storage subsystem. If you are attaching the EXP3500 to a dual controller DS3500 storage subsystem, you must add a second ESM to the EXP3500 storage enclosure to provide a redundant drive path.
  • Page 64 SAS In 2 Connect a SAS cable to this connector and to either an IBM SAS controller or the SAS Out (↓) connector of another EXP3500. SAS Out Connect a SAS cable to this connector and to the SAS In (↑) connector of another EXP3500.
  • Page 65 ESMs each, complete the following steps: 1. Connect one EXP3500 storage enclosure to controller A: a. Connect one end of a SAS cable to the drive expansion port on the DS3500 controller A. Chapter 3. Cabling the storage subsystem and storage enclosure...

  • Page 66: Connecting Storage Enclosures To The Ds3500

    Repeat steps 2a and 2b for each EXP3500 storage enclosure that you add. 3. Connect the last EXP3500 storage enclosure in the chain to controller B: a. Connect one end of a SAS cable to the drive expansion port on the DS3500 controller B.

  • Page 67: Maximum Number Of Exp3512 And Exp3524 Storage Enclosures With Controller Firmware Level 7.75.Xx.xx And Earlier

    EXP3512 Redundant drive channel pair Each storage controller on the DS3500 has a drive expansion channel that contains an x4 SAS port. The storage enclosures that are connected to this connector form a drive channel. You can install a maximum of 96 drives in one drive channel. In a dual-controller DS3500, one drive channel from each controller combines to form a redundant drive-channel pair.

  • Page 68: Example Of A Redundant Drive Path

    DS3500. “DS3500 storage subsystem drive cabling topologies” describes the recommended schemes for cabling storage enclosures with one ESM or two ESMs to the DS3500 and to each other (if you are connecting more than one storage enclosure).

  • Page 69: One Single-Controller Ds3500 And Multiple Single-Esm Storage Enclosures

    One dual-controller DS3500 and one storage enclosure: To cable a dual-controller DS3500 to a storage enclosure, connect them as shown in Figure 40 on page 52. Chapter 3. Cabling the storage subsystem and storage enclosure...

  • Page 70: A Dual-Controller Ds3500 And A Storage

    Figure 41. A dual-controller DS3500 and two storage enclosures One dual-controller DS3500 and up to eight storage enclosures: To cable a dual-controller DS3500 and up to eight storage enclosures, connect them as shown in Figure 42 on page 53. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 71: A Dual-Controller Ds3500 And Eight Storage Enclosures

    ESM. For more information about installing a second ESM, see the Installation Guide that is shipped with the storage enclosure. 1. Ensure that the DS3500 storage subsystem status is Optimal in the Storage Manager software. Chapter 3. Cabling the storage subsystem and storage enclosure...
  • Page 72 In port on the right ESM in the storage enclosure that was previously connected to controller B of the DS3500. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 73: Upgrading A Single-Controller To A Dual-Controller When There Is No Attached Exp3500 Enclosure

    2. Install a second controller in the DS3500 storage subsystem by using the instructions in “Installing a controller” on page 107. 3. Install a second ESM in each EXP3500 that is connected to the DS3500 storage subsystem: a. Read the safety information on page “Safety” on page ix and “Best practices guidelines”...

  • Page 74: Configuring The Storage Subsystem

    (see “Direct (out-of-band) management method” on page 57). Important: 1. To minimize security risks, do not connect the DS3500 to a public LAN or public subnet. Use a local private network for the DS3500 and the storage management station Ethernet connectors.

  • Page 75: Host-Agent (In-Band) Managed Storage Subsystems

    Figure 45 on page 58 shows the direct (out-of-band) management method. Note: Do not connect the DS3500 storage subsystem Ethernet ports to a public network or public subnet. To minimize security risks, create a private network between the DS3500 storage subsystem and the management station.

  • Page 76: Direct (Out-Of-Band) Managed Storage Subsystems

    For a SAS attached host, attach a SAS cable to each HBA. Continue with “Connecting SAS hosts to the DS3500” on page 59 to connect the other end of each cable to a controller. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 77 For an iSCSI attached host, attach an Ethernet cable to each host. Continue with “Connecting iSCSI hosts to the DS3500” on page 70 to connect the other end of each cable to the controller.

  • Page 78: Single-Controller Direct-Attached Sas Connection To A Single-Host Hba

    Figure 47. Single-controller direct-attached SAS connection to dual HBAs in a single-host (redundant host connection) The following illustration shows a direct-attached SAS connection to single HBAs in multiple hosts. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 79: Single-Controller Direct-Attached Sas Connection To Single Hbas In Multiple Hosts

    DS3500 Figure 48. Single-controller direct-attached SAS connection to single HBAs in multiple hosts Direct-attached dual-controller connections: The following illustration shows a direct-attached SAS connection from each controller to a single HBA in the same host (redundant host connection).

  • Page 80: Dual-Controller Direct-Attached Sas Connections To Multiple Hbas In Multiple Hosts

    The illustration Figure 52 on page 63 shows the connections from the host server to the dual-controller DS3500 using two SAS switches that are not connected together. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 81: Dual-Controller Ds3500 Sas Connection To

    SAS switch SAS switch DS3500 with Dual- controller Figure 52. Dual-controller DS3500 SAS connection to multiple hosts using two separate SAS switches Host system Host system with two SAS with two SAS host adapter host adapter...

  • Page 82: Dual-Controller Ds3500 Sas Connection To Multiple Hosts Using Two Sas Switches That Are Connected Together Via An Interlink Switch

    Dual- controller controller Figure 54. Dual-controller DS3500 SAS connection to multiple hosts using two SAS switches that are connected together via an interlink switch Connecting Fibre Channel hosts to the DS3500 Using Fibre Channel switches, up to 64 hosts can be redundantly attached to the DS3500 storage subsystem in a Fibre Channel storage area network (SAN) fabric.

  • Page 83: Ds3500

    The following illustration shows a direct-attached connection to a single host HBA. Host system with single host adapter DS3500 Figure 56. Single-controller direct-attached Fibre Channel connection to a single host HBA Chapter 3. Cabling the storage subsystem and storage enclosure...

  • Page 84: Single-Controller Direct-Attached Fibre Channel Connection To Dual Hbas (Redundant Host Connection)

    DS3500 Figure 57. Single-controller direct-attached Fibre Channel connection to dual HBAs (redundant host connection) The following illustration shows a direct-attached connection to single HBAs in multiple hosts. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 85: Single-Controller Direct-Attached Fibre Channel Connection To Single Hbas In Multiple Hosts

    Host system with single host with single host adapter adapter DS3500 Figure 58. Single-controller direct-attached Fibre Channel connection to single HBAs in multiple hosts Direct-attached dual-controller connections: The following illustration shows a direct-attached connection from each controller to a single HBA in the same host (redundant host connection).

  • Page 86: Hosts

    In Figure 61 on page 69, the Fibre Channel switches are connected together through the Inter-Switch Link (ISL) to form a single SAN fabric. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 87: Example Of A Single Fibre Channel San Fabric Configuration

    Channel switch switch DS3500 Figure 61. Example of a single Fibre Channel SAN fabric configuration In Figure 62, the Fibre Channel switches are not connected together through an ISL. Each switch forms its own SAN fabric. This configuration is also the configuration to use for a dual-node host configuration.

  • Page 88: Example Of Two Storage Subsystems In A Dual Fibre Channel San Environment

    Figure 63. Example of two storage subsystems in a dual Fibre Channel SAN environment Connecting iSCSI hosts to the DS3500 The DS3500 can support up to 64 hosts, depending on the number of host ports and host partitions that are used on the controller. To protect against the loss of any one path from the host servers to the storage subsystem, use redundant host connections.

  • Page 89: Single-Host, Single-Controller Iscsi Configuration

    The quality of Category 6 cables can vary between different manufacturers and even different manufactured lots. Please contact your IBM representative or reseller if you require any clarifications. Figure 17 on page 32 shows the host ports. 2. Create a redundant host connection:...
  • Page 90 Ethernet switch DS3500 Figure 66. Multiple single-port hosts, single-controller iSCSI configuration For host configurations, the following illustration is an example of a multiple-host, multiple-port, single-controller, and redundant-path configuration. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 91 1 Gigabit/10 Gigabit 1 Gigabit/10 Gigabit Ethernet switch Ethernet switch DS3500 Figure 67. Multiple-host, multiple-port, single-controller, and redundant-path iSCSI configuration You can replace the two gigabit Ethernet switches that are shown in Figure 67 and Figure 68 with one large gigabit Ethernet switch that has the required number of ports.
  • Page 92 Figure 70. Multiple-host, multiple-port, dual-controller iSCSI configuration Figure 71 on page 75 shows an example of a multiple-host, multiple-port, and multiple-fabric (Fibre Channel or iSCSI, and SAS) configuration. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 93: Overview Of Installing An Ibm Bladecenter Configuration To Connect To A Ds3500

    Connectivity Module, and blade server, complete the following steps: 1. Install an IBM BladeCenter SAS Expansion Card (CFFv) in each blade server that you want to connect to the DS3500. See the documentation that is shipped with the SAS expansion card for installation requirements and procedures.
  • Page 94 To protect against the loss of any one path from the host blade servers to the DS3500, use redundant host connections. To connect a SAS expansion card that is installed in a blade server to the DS3500, complete the following steps: 1.

  • Page 95: Cabling The Ds3500 And Exp3500 Ac Power Supplies

    To connect the DS3500 and EXP3500 ac power-supply cords, complete the following steps: 1. Connect a power cord to a power supply in the DS3500 or EXP3500. 2. Attach the power cord to the strain relief guide. 3. Repeat steps 1 and 2 for the second power supply.

  • Page 96: Cabling The Ds3500 And Exp3500 Dc Power Supplies

    1. Ensure that the power on-off switch on both of the dc power supply and fan units in the chassis are in the off position. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 97 POS RTN and GND on the dc power source, as shown in Figure 74. Figure 74. DC wiring from DS3500 to disconnect device and dc power source Chapter 3. Cabling the storage subsystem and storage enclosure...

  • Page 98: Dc Power Source Wiring Descriptions

    Table 14. DC power source wiring descriptions Number Description Pin 1: - 48 V dc Pin 2: POS RTN Pin 3: GND DC power source Disconnect device IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 99: Chapter 4. Operating The Storage Subsystem And Storage Enclosure

    1. Monitor the Recovery Guru in the Storage Manager software for any obvious storage subsystem errors or problem conditions. 2. Gather and save the following storage subsystem event logs for review by IBM Service. These event logs should be gathered periodically for regular health check monitoring regardless of the state of the Recovery Guru.

  • Page 100: Hardware Inspection

    Maintain an up-to-date storage subsystem profile for the storage configuration. Save the profile to a server disk that will remain accessible in case of a DS3500 storage configuration failure. Do not save the profile only to a LUN in the storage subsystem.
  • Page 101 4. If you have enclosures with dc power supplies, turn on the disconnect device that you installed on the -48V line in “Cabling the DS3500 and EXP3500 dc power supplies” on page 78.
  • Page 102 When the recovery procedure is completed, select Recheck in the Recovery Guru. This action runs the Recovery Guru again to make sure that the problem is corrected. d. If the problem remains, contact your IBM technical-support representative. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 103: Installing The Storage Manager Client

    10.8 Installation and Host Support Guide (for DS Storage Manager V10.83 or later) for the applicable operating system. The document is in the Documentation folder on the IBM System Storage DS3500 Support DVD. Use that document and the online help to configure the logical drives, partitions, and so on for the controllers. Follow the instructions in the operating-system documentation to make the new logical drives accessible to the operating system.

  • Page 104: Firmware Updates

    Important: For instructions to install the DS Storage Manager software, see the IBM System Storage DS Storage Manager Version 10 Installation and Host Support Guide (for DS Storage Manager V10.77 or earlier) or the IBM System Storage DS Storage Manager Version 10.8 Installation and Host Support Guide (for DS Storage Manager V10.83 or later) for the applicable operating system.

  • Page 105: Troubleshooting The Storage Subsystem

    If so, go to step 5. Attention: If the fault requires you to power-off an attached storage enclosure, you might have to cycle the power on the DS3500 storage subsystem and all remaining storage enclosures that are connected to the storage subsystem.

  • Page 106: Checking The Leds

    LED on a component indicates that it is safe to remove the component. The DS3500 also has a blue system locator LED that is lit when the menu function is selected in the Subsystem Management window, causing the Locate command to be sent to the DS3500.

  • Page 107: Front Leds

    Standby power LED (green) Future use only. DC Out LED (green) When this green LED is lit, it indicates that the DS3500 is turned on and is supplying both 5-volt and 12-volt dc power. OK to remove LED (blue) When this blue LED is lit, it indicates that it is safe to remove the power supply.

  • Page 108: Controller Leds

    When it is flashing, it indicates that the controller is identifying or rebuilding an array/disk pool. Controller LEDs This section describes the controller LEDs on the rear of the storage subsystem. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 109 OK to remove LED (blue) When this LED is lit, it indicates that it is safe to remove the controller from the DS3500; no activity is taking place, and no data remains in the memory cache. The normal condition of this LED is off.

  • Page 110: Fibre Channel Port Leds

    Table 15. Fibre Channel port LEDs 2 Gbps LED 4 Gbps LED Host port speed 2 Gbps 4 Gbps 8 Gbps No SFP module is present or the SFP module is faulty IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 111: Seven-Segment Numeric Display Leds

    SAS link service action (amber) SAS link up LED Figure 84. SAS host port adapter LEDs SAS link service action LED (amber) When this LED is lit, it indicates a problem with the SAS link that requires service action. The normal condition of this LED is off. SAS link up LED (green) When this LED is lit, it indicates that the link is established between the controller and a host.

  • Page 112: Esm Leds

    “Seven-segment display sequence codes and their causes” on page 169. ESM LEDs This section describes the ESM LEDS. Figure 87 on page 95 shows the LEDs on the ESM. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 113: Turning Off The Storage Subsystem

    When this green LED is lit, it indicates that the ESM is receiving power. Turning off the storage subsystem The DS3500 is designed to run continuously. After you turn it on, do not turn it off. Turn off the power only in the following situations: v Instructions in a hardware or software procedure require that you turn off the power.
  • Page 114 3. If there are enclosures with dc power supplies in your storage subsystem, turn off the -48V disconnect devices after turning off the power-supply switches. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 115 Guru. This action runs the Recovery Guru again to make sure that the problem is corrected. d. If the problem has not been corrected, contact your IBM technical-support representative. Do not turn off power until all problems are corrected. 5. Check the cache active LED, and ensure that it is off If the cache active LED is lit, the cache contains data.

  • Page 116: Performing An Emergency Shutdown

    No: Go to step 2 on page 99. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 117: Recovering From An Overheated Power Supply

    6. Turn on both of the power-supply switches on the DS3500. The green LEDs on the front and the rear of the DS3500 should remain lit. If other amber LEDs are lit, see Chapter 6, “Solving problems,” on page 161.
  • Page 118 Yes: Go to step 8 on page 101. v No: Go to step 6. 6. Turn off both power switches on the DS3500 (see Figure 75 on page 84) and then power-off all connected storage enclosures. Wait 1 minute and then turn on power to all connected storage enclosures.

  • Page 119: Cache Memory And Cache Battery

    11. Replace the bezel on the storage enclosure, if applicable. Cache memory and cache battery Each storage controller in the DS3500 storage subsystem contains 1 GB or 2 GB of cache memory to store read and write operations. In a dual controller configuration, both controllers in the DS3500 must have the same amount of cache memory.

  • Page 120: Controller Cache Battery

    For information, call 1-800-426-4333. Have the IBM part number for the battery unit available when you call. (C007) Replace the battery units in the DS3500 when they are identified as failing by the Storage Manager Subsystem Management window, or when the battery fault LEDs light.
  • Page 121 interruption is caused by removing the battery from the controller chassis, resetting the power to the storage subsystem, or if a storage enclosure or battery overheats. Data caching starts after the battery is charged to the programmed voltage level, which occurs when the storage subsystem power is first turned on, when a new battery is installed to replace a failed battery, or when the subsystem power is turned on after months of inactivity.
  • Page 122 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 123: Chapter 5. Replacing Components

    This section describes how to remove a controller, remove and install a cover, install a controller, replace a controller, and dispose of the system-board battery on the controller. Before you begin, ensure that you wear an anti-static wrist strap. © Copyright IBM Corp. 2010, 2013...

  • Page 124: Removing A Controller

    Open the two release levers as shown in the illustration. The controller moves out of the bay approximately 0.6 cm (0.25 inch). b. Pull the controller out of the bay. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 125: Removing And Installing A Cover

    DANGER Electrical voltage and current from power cables are hazardous. To avoid a shock hazard, always place electrical equipment on dry, static-free level surfaces. Never turn on any electrical equipment when there is evidence of fire, water, or structural damage. c.
  • Page 126 10. Install the new controller. Note: The following illustration shows installing controller A. Be sure to install the new controller in the rightmost bay, as controller B. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 127: Replacing A Controller

    11. Wait up to 5 minutes for the Storage Manager software to recognize the new controller. 12. Connect the host interface cables to the controller. See “Cabling the DS3500 storage subsystem” on page 31 for more information. 13. Ensure that all storage enclosure connections have been completed (see the dual-controller topologies in “DS3500 storage subsystem drive cabling...
  • Page 128 Attention: Never remove a controller unless the OK to remove LED is lit. Doing so can result in a loss of data. 3. Locate the failed controller by checking the amber LEDs on the controllers in the storage subsystem. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 129: Removing And Replacing A Controller

    LEDs. Attention: Handle and install cables correctly to avoid degraded performance or loss of communication with devices. See “Cabling the DS3500 storage subsystem” on page 31 for more information. 7. Disconnect all attached interface cables from the failed controller. Ensure that you label each cable so that you can reconnect it correctly to the new controller.

  • Page 130: Removing The Battery Unit From The Controller

    The following figure shows the location of the cache backup flash memory device on the controller board. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 131: Cache Backup Flash Memory Device

    Cache backup flash memory device Figure 93. Cache backup flash memory device 13. If the capacity of the DIMM in the controller that you removed is more than 1024 MB, complete the following steps to transfer the DIMM to the new controller: a.

  • Page 132: Removing And Disposing Of The System-Board Lithium Battery

    The battery contains lithium and can explode if not properly used, handled, or disposed of. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 133 United States, see http://www.ibm.com/ibm/environment/products/ batteryrecycle.shtml or contact your local waste disposal facility. In the United States, IBM has established a return process for reuse, recycling, or proper disposal of used batteries. For information on proper disposal of these batteries, contact IBM at 1-800-426-4333.

  • Page 134: Installing An Optional Host Port Adapter Or Replacing A Failed Host Port Adapter

    95). 3. Label all of the cables that are connected to the controller, then disconnect those cables. 4. Remove the controller from the chassis. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 135: Sequence Of Removing Controller Components

    Figure 94. Sequence of removing controller components 1. Top Cover Latch Buttons 2. HIC Thumbscrews 3. Host Interface Card 4. HIC Interface Connector 5. HIC Subplate 6. Zero Insertion Force (ZIF) Socket 7. Front Bezel Chapter 5. Replacing components...
  • Page 136 Otherwise, remove the two screws from the cover plate. Flip the top edge of the cover plate outward to release the alignment tab and remove the cover plate from the controller. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 137: Host Port Adapter

    Host port adapter filler panel Screws Alignment tab Figure 96. Removing the host port adapter filler panel 8. Touch the static-protective package that contains the host port adapter to any unpainted metal surface on the storage subsystem; then, remove the adapter from the package.

  • Page 138: Installing A Host Port Adapter

    If the controller is offline, continue with step 20. 20. If the newly inserted controller is in an offline state, see the Storage Manager online help for instructions on bringing the controller online. If necessary, IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 139: Working With Hot-Swap Drives

    - Up to 24 SFF 2.5–inch 6 Gbps SAS, NL SAS, or SSD drives (DS3524 and EXP3524) – For optimum performance, never insert a drive into the storage subsystem without first confirming the drive firmware level. Contact your IBM technical-support representative for information about supported drive firmware levels.

  • Page 140: Removing A Hard Disk Drive

    1. Use “Hard disk drive locations” on page 183 to record the location and identify the drives. Record this information so that you can replace the drives in the same bays from which you removed them. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 141 2. Read the safety information that begins on page “Safety” on page ix and “Best practices guidelines” on page 8. Attention: Never remove a drive when its green activity LED is flashing. Remove a drive only when its amber status LED is lit (not flashing), when the drive is inactive (activity LED is off), or when the storage subsystem is turned off.

  • Page 142: Installing A Hard Disk Drive

    3. Remove the filler panel from the bay in which you will install the drive. Save the filler panel for later use. 4. Unpack the new drive. Save all packing material in case you have to return the drive. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 143 5. (DS3512 and EXP3512) Install the drive. Hard disk drive Drive tray Latch Tray handle Figure 102. Installing a drive in a DS3512 or EXP3512 a. Press the latch on the end of the drive enclosure handle to release it, then pull out the enclosure handle to the open position.

  • Page 144: Replacing A Hot-Swap Drive

    Read the software documentation and this entire section to determine whether you should use this procedure, use a modified version of this procedure, or use a different procedure that is provided by the operating system. Note: IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 145 Using this method, you can replace the drives while the storage enclosures and the DS3500 are running, eliminating the downtime that is required if you replace all the drives at once. However, this method is more risky because you can lose data if the drive restoration or storage subsystem reconfiguration process fails.
  • Page 146 This procedure also requires you to turn off the storage enclosures and the DS3500, which makes the storage subsystem (and any attached storage enclosures) inaccessible to other users.
  • Page 147 DANGER Electrical voltage and current from power cables are hazardous. To avoid a shock hazard, always place electrical equipment on dry, static-free level surfaces. Never turn on any electrical equipment when there is evidence of fire, water, or structural damage. 4.
  • Page 148 Attention: When you handle static-sensitive devices, take precautions to avoid damage from static electricity. For details about handling static-sensitive devices, see “Handling static-sensitive devices” on page 27. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 149 DANGER Electrical voltage and current from power cables are hazardous. To avoid a shock hazard, always place electrical equipment on dry, static-free level surfaces. Never turn on any electrical equipment when there is evidence of fire, water, or structural damage. 4.

  • Page 150: Replacing An Ac Power Supply

    Replacing an ac power supply (L003) The power supplies are customer replaceable units (CRUs) and do not require preventive maintenance. Use only the supported power supplies for the storage subsystem. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 151 Each power supply has a built-in sensor that detects the following conditions: v Over-voltage v Over-current v Overheated power supply If any of these conditions occurs, one or both power supplies will shut down. If the power remains off (does not automatically restart), ensure that the environment is optimal (no overheating has occurred, all electrical receptacles are working, and so on).
  • Page 152 8. Ensure that the OK to remove LED is lit. Do not remove the power supply if the LED is off. For more information about the OK to remove LED, see “OK to remove LED” on page 105. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 153 DANGER When working on or around the system, observe the following precautions: Electrical voltage and current from power, telephone, and communication cables are hazardous. To avoid a shock hazard: v Connect power to this unit only with the provided power cord. Do not use the provided power cord for any other product.
  • Page 154 Ensure that the power switch is turned to the on position. v Ensure that there is power at the ac outlet and no circuit breaker has tripped. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 155: Replacing A Dc Power Supply

    Ensure that the power cord is working and fully seated into the electrical receptacle and the power supply ac connector. v Reinstall the power supply. If these tasks do not solve the problem, contact your IBM technical-support representative. 19. Complete any remaining Recovery Guru procedures, if needed.
  • Page 156 Before you begin, ensure that you wear an anti-static wrist strap. To replace a dc power supply, complete the following steps. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 157 Attention: To prevent damage to the storage subsystem components from overheating, replace a failed power supply within 10 minutes of removal. If replacing it will take longer than 10 minutes, stop all I/O activity to the storage subsystem and turn off the power until you complete the replacement. Do not remove the failed power supply from the storage enclosure until you: v Review the replacement procedure in this section.
  • Page 158 8. Turn off the power switch and disconnect the dc power cable from the failed power supply. 9. Turn off the -48V disconnect device. 10. Remove the dc power supply from the bay IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 159: Replacing A Power Supply

    The fault and dc power in LEDs are lit but the dc power out LED is off: The power supply is faulty. Turn off the power switch and contact your IBM technical-support representative for a replacement power supply. v The dc power in and dc power out LEDs are lit but the fault LED is off: Go to step 19 on page 142.

  • Page 160: Replacing A Power-Fan Controller In The Ds3500 Controller-Drive Enclosure

    Replacing a power-fan controller in the DS3500 controller-drive enclosure Use one of these procedures to replace a failed power-fan controller in the DS3500 controller-drive enclosure. If your storage subsystem uses AC power, use the procedure on for AC power-fan. If your storage subsystem uses DC power, use the procedure for DC power-fan.

  • Page 161: Power-Supply Switches And Connectors For Ds3500 Ac Models

    Figure 107. Power-supply switches and connectors for DS3500 AC models 8. Remove the plastic strain relief from the power cord. 9. Unplug the power cord from the failed power-fan controller. 10. Remove the power-fan controller from the controller-drive enclosure.

  • Page 162: Replacing A Power Supply

    Management Window, and complete the recovery procedure. If the problem is not resolved, contact your Customer and Technical Support representative. v No – Go to step 21. 21. Remove the anti-static protection IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 163 22. Create, save, and print a new storage subsystem profile. Replacing a DC power-fan controller in the DS3500 controller-drive enclosure Before you start to replace the power-fan controller in the controller-drive enclosure, gather anti-static protection and a replacement DC power-fan controller.

  • Page 164: Dc Power Connectors For Ds3500 Dc Models

    Figure 111. Power-supply switches and connectors for DS3500 dc models 10. Remove the plastic strain relief from the DC power connector. 11. Unplug the DC power connector from the failed DC power-fan controller. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 165: Replacing A Power Supply

    12. Remove the power-fan controller from the controller-drive enclosure. a. Rotate the latches to disengage the power-fan controller b. Use the latches as handles to pull the power-fan controller out of the controller-drive enclosure. Release levers Power supply Figure 112. Replacing a power supply 13.

  • Page 166: Replacing A Battery

    3. Locate the controller that contains the failed battery unit (see “Controller LEDs” on page 90). Attention: Before you remove a controller in a single-controller DS3500, shut down the DS3500 to avoid data loss (see “Turning off the storage subsystem” on page 95). 4. Remove the controller from the chassis.

  • Page 167: Removing A Battery Unit From The Controller

    Slide the battery unit out of the controller in the direction that is indicated by the arrow. c. Dispose of the battery as required by local ordinances or regulations. For more information, see the IBM Systems Environmental Notices and User's Guide on the IBM Support DVD. Chapter 5. Replacing components...

  • Page 168: Replacing The Memory Cache Dimm

    Use these procedures if you are replacing a failed DIMM or if you are removing and installing the DIMM as directed in “Replacing a controller” on page 109. The following illustration shows the location of the memory cache DIMM. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 169: Removing The Dimm

    Host adapter or filler panel Memory cache DIMM Battery connector Memory cache battery Captive fastener Figure 115. Memory cache DIMM location Removing the DIMM To remove the DIMM from the controller, complete the following steps: 1. Read the safety information that begins on page “Safety” on page ix and “Best practices guidelines”...

  • Page 170: Installing The Dimm

    Ensure that the release levers on the controller are in the open position. b. Slide the controller into the bay until it stops. c. Push the release levers to the closed position. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 171: Turning On The Storage Subsystem After Replacing Components

    Attention: After you remove a controller, wait 70 seconds before you reseat or replace the controller. Failure to do so might cause unpredictable results. Turning on the storage subsystem after replacing components Note: This section talks about turning on the storage subsystem after making changes to the hardware.

  • Page 172: Replacing An Sfp Transceiver In The Ds3500 Storage Subsystem Controller Enclosure Configuration

    Ensure that it is the same type of SFP transceiver that you are replacing. b. Set the new SFP transceiver on a flat, static-free surface near the controller-drive enclosure or the drive enclosure. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 173: Controller Leds

    Save all the packing materials in case you need to return the SFP transceiver. 5. To locate a failed SFP transceiver in the DS3500 controller-drive enclosure, look at the Host Link LEDs on the rear of the controllers. Both Host Link LEDs for a particular port are off if an SFP transceiver fails.

  • Page 174: Replacing The Bezels

    Before you begin, ensure that you wear an anti-static wrist strap. Removing the bezels Left bezel Handles Right bezel Figure 122. Removing the bezels To remove either the left or right bezel, complete the following steps: IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 175: Installing The Bezels

    1. If the storage subsystem is on a table or other flat surface, elevate the storage subsystem front slightly or extend the front over the table edge. 2. Grasp the handle on the front of the bezel and pull until the bezel is clear of the bottom tab on the chassis flange.

  • Page 176: Replacing An Esm

    10. Turn on the power. For more information, see “Turning on the storage subsystem” on page 82. 11. Go to http://www.ibm.com/servers/storage/support/ to check for ESM code updates. For more information, see the download instructions on page 1. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 177: Replacing A Midplane Assembly

    Replacing a midplane assembly The midplane assembly must be replaced only by a trained service provider. Before you begin, ensure that you wear an anti-static wrist strap. To replace the midplane assembly, complete the following steps. Attention: To prevent data loss, you must shut down the storage subsystem or storage enclosure before you begin the procedure to replace the midplane assembly.
  • Page 178 82). 16. Check the LEDs to ensure that the storage subsystem or storage enclosure is fully operational (see “Checking the LEDs” on page 88). IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 179: Chapter 6. Solving Problems

    Solving problems in the DS3500 storage subsystem For instructions for obtaining service and technical assistance for the storage subsystem and other IBM products, see Appendix B, “Getting help and technical assistance,” on page 187. Use the LEDs, the diagnostics and test information, the symptom-to-FRU index, and the connected server Hardware Maintenance Manual or Problem Determination and Service Guide to diagnose problems.

  • Page 180: Troubleshooting

    LEDs to be lit. (Drive PFA exceeded or nominal temperature exceeded errors are examples.) Follow the corrective actions in the Recovery Guru window. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 181 Table 16. Troubleshooting (continued) Problem indicator Component Possible cause Possible solutions Amber LED is lit storage Unsupported Controller configurations do not (continued) controller fault controller match. Check that host daughter LED (service card and cache memory are the action LED same in both controllers.
  • Page 182 Operating Cool down the environment. environment is too Amber LED is Drives (fault Drive identification No corrective action is needed. flashing LED is lit) is in process IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 183 (ac or dc) and that the switches are turned disconnect device (dc only) and the power-supply switches are turned on. All drives Midplane failure Replace the DS3500. Contact your IBM technical-support representative. Several Hardware failure Replace the affected components. components If this does not correct the problem, replace the controllers.
  • Page 184 Replace one or both controllers. Contact an IBM technical-support representative. Drive failure Replace the failed drive or drives. Random errors Subsystem Midplane failure Replace the DS3500. Contact your IBM technical-support representative. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 185: Solving Problems In The Exp3500 Storage Enclosure

    “Replacing components,” on with the ESM or page 105 for more information. controller. Incorrect firmware Ensure that the DS3500 has the version correct firmware version. See “Software and hardware compatibility and upgrades” on page 15. In a dual-controller...

  • Page 186: Troubleshooting Information

    Power supply Ensure that the cables are connected and the power supplies are turned on. Hardware failure If any other LEDs are lit, contact your IBM technical-support representative. IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 187: Seven-Segment Display Sequence Codes And Their Causes

    Check for a fault LED on the power supply and failure replace the failed power supply. See “Checking the LEDs” on page 88. Midplane failure Contact your IBM technical-support representative. Drives Unable to access any SAS cable 1. Ensure that the SAS cables are undamaged and drives correctly connected.

  • Page 188: Seven-Segment Display Sequence Code

    Lx+ Lockdown code (See note 3) Category Delimiter Separator between dash+ category-detail code pairs (See notes 4 and 9) End-Of-Sequence Delimiter End-of-sequence indicator blank- (See notes 5 and 10) IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 189: Repeating Sequences And Corresponding Errors

    Table 18. Seven-segment display sequence code definitions (continued) Category Category Code Detail Codes Notes: 1. xy+ Indicates that the diagnostic LED is lit. 2. xy- Indicates that the diagnostic LED is turned off. 3. Lx+ Lockdown codes (See Table 20 on page 172) 4.

  • Page 190: Controller Numeric Display Diagnostic Codes

    Unsupported host card Submodel identifier not set or mismatched Memory configuration error Link speed mismatch Reserved Host card configuration error Persistent cache backup configuration error Mixed cache memory DIMMs IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 191: Esm Numeric Display Diagnostic Codes

    Table 20. Controller numeric display diagnostic codes (continued) Value Description Uncertified cache memory DIMM sizes Lockdown with limited SYMbol support Controller firmware mismatch Table 21. ESM numeric display diagnostic codes Value Description ESM Boot Diagnostic is running This ESM is being held in Reset by the other ESM-A application is booting up ESM-B application is booting up Mismatched ESM types...
  • Page 192 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 193: Chapter 7. Parts Listing, Ds3500 Storage Subsystem And Exp3500 Storage Enclosure

    Replaceable components are of three types: v Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is your responsibility. If IBM installs a Tier 1 CRU at your request, you will be charged for the installation. v Tier 2 customer replaceable unit: You may install a Tier 2 CRU yourself or request IBM to install it, at no additional charge, under the type of warranty service that is designated for your server.

  • Page 194: Parts Listing For The Ds3512 Storage Subsystem

    Hard disk drive, 3.5-inch 3 TB 7,200 rpm 81Y9878 LFF NL-SAS, T10 PI capable 2U rail kit 39R6550 DS3512 and EXP3512 midplane 69Y0249 Controller or environmental service module 69Y0194 filler panel IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 195: Ds3524 Storage Subsystem And Exp3524 Storage Enclosure Parts Listing

    DS3524 storage subsystem and EXP3524 storage enclosure parts listing Figure 128 on page 178 and the following table provide a parts listing for the DS3524 storage subsystem and EXP3524 storage enclosure. Chapter 7. Parts listing, DS3500 storage subsystem and EXP3500 storage enclosure...

  • Page 196: Parts Listing For The Ds3524 Storage Subsystem

    Hard disk drive, 2.5-inch 900 GB 10,000 rpm 00W1240 6 Gbps SAS, T10 PI capable Hard disk drive, 2.5-inch 1000 GB 7,200 rpm 81Y9875 NL-SAS, T10 PI capable 2U rail kit 39R6550 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 197: Power Cords

    8 GB shortwave SFP transceiver 49Y4123 Power cords For your safety, IBM provides a power cord with a grounded attachment plug to use with this IBM product. To avoid electrical shock, always use the power cord and plug with a properly grounded receptacle.

  • Page 198: Ibm Power Cords

    The cord set should have the appropriate safety approvals for the country in which the equipment will be installed. IBM power cords for a specific country or region are usually available only in that country or region.

  • Page 199: Determining Basic Information Of Drive Frus

    Brazil Determining basic information of drive FRUs IBM might ship drive FRUs of higher capacity than that of the drive FRUs they replace. These new drives are programmed in manufacturing to give the same capacity as the drive FRUs being replaced.

  • Page 200: An Ibm Hologram Label Example

    Refer to the drive properties given here. Do not refer to the drive properties given here. Figure 129. An IBM hologram label example IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 201: Appendix A. Records

    Use Table 26 on page 184 to keep a record of the drives that are installed in or attached to the DS3500 or EXP3500. This information can be helpful when you install additional drives or if you have to report a hardware problem. Make a copy of this table before you record information in it, in case you need extra space to write new values later, or when you update the configuration.

  • Page 202: Storage Subsystem And Controller Information Record

    Table 27. Storage subsystem and controller information record Storage Management Controller Ethernet and IP Host IP address subsystem name method addresses, and host name and host name Controller A Controller B IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 203: Sample Information Record

    Table 27. Storage subsystem and controller information record (continued) Storage Management Controller Ethernet and IP Host IP address subsystem name method addresses, and host name and host name Controller A Controller B Table 28 shows a sample information record. This network contains storage subsystems that are managed by using both the direct-management and host-agent-management method.
  • Page 204 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 205: Appendix B. Getting Help And Technical Assistance

    Appendix B. Getting help and technical assistance If you need help, service, or technical assistance or just want more information about IBM products, you will find a wide variety of sources available from IBM to assist you. Use this information to obtain additional information about IBM and IBM products, determine what to do if you experience a problem with your IBM system or optional device, and determine whom to call for service, if it is necessary.

  • Page 206: Using The Documentation

    The troubleshooting information or the diagnostic programs might tell you that you need additional or updated device drivers or other software. IBM maintains pages on the World Wide Web where you can get the latest technical information and download device drivers and updates.

  • Page 207: Taiwan Contact Information

    Taiwan contact information This topic contains the product service contact information for Taiwan. IBM Taiwan Product Service Contact Information: IBM Taiwan Corporation 3F, No 7, Song Ren Rd., Taipei Taiwan Tel: 0800-016-888 Appendix B. Getting help and technical assistance...
  • Page 208 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 209: Notices

    Web sites. The materials at those Web sites are not part of the materials for this IBM product and use of those Web sites is at your own risk.

  • Page 210: Trademarks

    All statements regarding IBM's future direction or intent are subject to change or withdrawal without notice, and represent goals and objectives only. All IBM prices shown are IBM's suggested retail prices, are current and are subject to change without notice. Dealer prices may vary.

  • Page 211: Important Notes

    IBM makes no representations or warranties with respect to non-IBM products. Support (if any) for the non-IBM products is provided by the third party, not IBM. Some software might differ from its retail version (if available) and might not include user manuals or all program functionality.

  • Page 212: Documentation Format

    In the request, be sure to include the publication part number and title. When you send information to IBM, you grant IBM a nonexclusive right to use or distribute the information in any way it believes appropriate without incurring any obligation to you.

  • Page 213: Industry Canada Compliance Statement

    Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits. IBM is not responsible for any radio or television interference caused by using other than recommended cables and connectors, or by unauthorized changes or modifications to this equipment.

  • Page 214: Germany Electromagnetic Compatibility Directive

    Der verantwortliche Ansprechpartner des Herstellers in der EU ist: IBM Deutschland GmbH Technical Regulations, Abteilung M372 IBM-Allee 1, 71139 Ehningen, Germany Tele: +49 7032 15 2941 e-mail: lugi@de.ibm.com IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 215: Japan Voluntary Control Council For Interference (Vcci) Class A Statement

    Generelle Informationen: Das Gerät erfüllt die Schutzanforderungen nach EN 55024 und EN 55022 Klasse Japan Voluntary Control Council for Interference (VCCI) Class A Statement Japan Electronics and Information Technology Industries Association (JEITA) Statement (less than or equal to 20 A per phase) Korean Communications Commission (KCC) Class A Statement...

  • Page 216: People's Republic Of China Class A Electronic Emission Statement

    People's Republic of China Class A Electronic Emission statement Taiwan Class A compliance statement IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...

  • Page 217: Index

    DS3500 storage subsystem replacing 102, 148 sample information record 184 Solving problems 161 bays, drive 10, 89, 121 controllers, dual DS3500 storage subsystem overview 2 best practices 8 host port adapter 12 DS3512 storage subsystem parts bezels must be identical 12...
  • Page 218 124 midplane assembly removing 122 installing 159 rack replacing 124, 126 Models and optional devices 6 installing the DS3500 29 working with 121 multiple drives, replacing 126 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 219 99 small-form-factor pluggable (SFP) module procedure 87 connecting an LC-LC Fibre Channel Troubleshooting cable 40 DS3500 storage subsystem 161 important information about 36 turning off power protective cap 38 for emergency shutdown 98 removal 38 for planned shutdown 95...
  • Page 220 IBM System Storage DS3500 and EXP3500 Storage Subsystem: Installation, User's, and Maintenance Guide...
  • Page 222 Part Number: 46W6890 Printed in USA GA32-0952-06...

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