Page 1
Hardware Maintenance Service for Service Level A Machine Type 2283/6274...
Page 2
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. References to IBM products, programs, or services do not imply that IBM intends to make them available outside the United States. This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the information herein;...
Contents Contents .............. iii Notices ..............vii Safety Information ..........viii Laser Compliance Statement ......xxx Trademarks ............xxxi Preface .............. xxxii General Information ..........1 Introduction ............2 Product Overview ........... 3 Processor ............3 Memory ............3 External Ports........... 4 Hard Disk Drive ..........
Page 4
Power consumption........32 Electrical requirement ........32 Check Procedures ..........33 Introduction ............34 Start ..............35 Index of Symptoms, Messages, Error Codes, or Beeps ............... 40 Troubleshooting ........... 56 Factory-Installed Storage Devices ....56 Factory-Installed Modem Card ......60 Audio (Not Supported by Diagnostics Program) ..
Page 5
Keyboard Port Signals ......... 132 IDE Cable Connector Signals ...... 133 Safety Inspection Guide ........135 General Guidelines ..........136 2283 Parts Catalog ........... 137 Abbreviations ............. 138 System Assembly ..........139 Assembly 1: System Unit ......139 Assembly 2: LCD ......... 141 Assembly 3: Diskette and Hard Drive ..
Page 6
Assembly 5: Power Cord......161 Assembly 6: Keyboard and Mouse ....162 Assembly 7: Recovery CD ......164 2283 Appendix A. FRU Number List ....167 6274 Appendix A. FRU Number List ....173 Appendix B. On-line Support Information ..179...
References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program, or service is not intended to state or imply that only IBM's product, program, or service may be used.
5. Turn device ON IMPORTANT: When replacing the 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 9
battery contains lithium and can explode if not properly used, handled, or disposed of. Do not: • Throw or immerse into water • Heat to more than 100°C (212°F) • Repair or disassemble Dispose of the battery as required by local ordinances or regulations.
Page 10
PERIGO: Para evitar choques elétricos, não conecte ou desconecte nenhum cabo, nem efetue instalação, manutenção ou reconfiguração deste produto durante uma tempestade com raios. Para evitar choques elétricos: • O cabo de alimentação deve ser conectado a um receptáculo corretamente instalado e aterrado. •...
Page 11
CUIDADO: Ao substituir a bateria, utilize apenas o Número de Peça IBM 33F8354 ou um tipo de bateria equivalente recomendado pelo fabricante. Se seu sistema possuir um módulo com uma bateria de lítio, substitua-o apenas pelo mesmo tipo de módulo, produzido pelo mesmo fabricante.
Page 12
diretamente com instrumentos óticos, e evite exposição direta ao raio. CUIDADO: A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicação é perigosa. Para evitar ferimentos pessoais ou danos aos equipamentos, desconecte os cabos de alimentação, sistemas de telecomunicação, redes e modems antes de abrir as tampas do servidor, a menos que receba outras instruções nos procedimentos de instalação e configuração.
Page 17
PERIGO: Pour éviter tout risque de choc électrique, ne manipulez aucun câble et n'effectuez aucune opération d'installation, d'entretien ou de reconfiguration de ce produit au cours d'un orage. Pour éviter tout risque de choc électrique : • Les cordons d'alimentation du présent produit et de tous les appareils qui lui sont connectés doivent être branchés sur des socles de prise de courant correctement câblés et mis à...
Page 18
ATTENTION: Remplacez la pile usagée par une pile de référence identique exclusivement - voir la référence IBM - ou par une pile équivalente recommandée par le fabricant. Si votre système est doté d'un module contenant une pile au lithium, vous devez le remplacer uniquement par un module identique, produit par le même fabricant.
Page 19
l'observer à l'aide d'instruments optiques. Évitez une exposition directe au rayon. ATTENTION: Le courant électrique circulant dans les câbles de communication et les cordons téléphoniques et d'alimentation peut être dangereux. Pour votre sécurité et celle de l'équipement, avant de retirer les carters du serveur, mettez celui-ci hors tension et déconnectez ses cordons d'alimentation, ainsi que les câbles qui le relient aux réseaux, aux systèmes...
Page 20
VORSICHT: Aus Sicherheitsgründen bei Gewitter an diesem Gerät keine Kabel anschließen oder lösen. Ferner keine Installations-, Wartungs- oder Rekonfigurationsarbeiten durchführen. Aus Sicherheitsgründen: • Gerät nur an eine Schutzkontaktsteckdose mit ordnungsgemäß geerdetem Schutzkontakt anschließen. • Alle angeschlossenen Geräte ebenfalls an Schutzkontaktsteckdosen mit ordnungsgemäß geerdetem Schutzkontakt anschließen.
Page 21
ACHTUNG: Eine verbrauchte Batterie nur durch eine Batterie mit der IBM Teilenummer 33F8354 oder durch eine vom Hersteller empfohlene Batterie ersetzen. Wenn Ihr System ein Modul mit einer Lithium-Batterie enthält, ersetzen Sie es immer mit dem selben Modultyp vom selben Hersteller. Die Batterie enthält Lithium und kann bei unsachgemäßer Verwendung, Handhabung...
Page 22
Instrumenten betrachten und den Strahlungsbereich meiden. ACHTUNG: An Netz-, Telefon- und Datenleitungen können gefährliche elektrische Spannungen anliegen. Um eine Gefährdung des Benutzers oder Beschädigung des Geräts zu vermeiden, ist der Server auszuschalten. Die Verbindung zu den angeschlossenen Netzkabeln, Telekommunikationssystemen, Netzwerken und Modems ist vor dem Öffnen des Servergehäuses zu unterbrechen (sofern in Installations- und Konfigurationsanweisungen nicht anders angegeben)
Page 23
5.ACCENDERE le unità. ATTENZIONE: Quando si sostituisce la batteria, utilizzare solo una batteria IBM o batterie dello stesso tipo o di tipo equivalente consigliate dal produttore. Se il sistema di cui si dispone è provvisto di un modulo contenente una batteria al litio, sostituire tale batteria solo con un tipo di modulo uguale a quello fornito dal produttore.
Page 24
ATTENZIONE: Quando è installata un'unità CD-ROM, notare quanto segue: L'utilizzo di controlli, regolazioni o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. L'apertura di un'unità CD-ROM può determinare l'esposizione a radiazioni laser pericolose. All'interno dell'unità...
Page 27
PELIGRO: Para evitar una posible descarga eléctrica, no conecte ni desconecte los cables ni lleve a cabo ninguna operación de instalación, de mantenimiento o de reconfiguración de este producto durante una tormenta eléctrica. Para evitar una posible descarga: • El cable de alimentación debe conectarse a un receptáculo con una instalación eléctrica correcta y con toma de tierra.
Page 28
IMPORTANT: Al cambiar la batería, utilice únicamente la batería IBM Número de pieza 33F8354 o un tipo de batería equivalente recomendado por el fabricante. Si el sistema tiene un módulo que contiene una batería de litio, sustitúyalo únicamente por el mismo tipo de módulo del mismo fabricante.
Page 29
Cuando la unidad está abierta se generan emisiones de rayos láser. No dirija la mirada al haz, no lo observe directamente con instrumentos ópticos y evite la exposición directa. IMPORTANT: La corriente eléctrica de los cables de comunicaciones, de teléfono y de alimentación puede resultar peligrosa.
Laser Compliance Statement The CD-ROM drive in the computer is a laser product. The CD-ROM drive's classification label (sample shown below) is located on the drive. CLASS 1 LASER PRODUCT APPAREIL A LASER CLASSE 1 LASER KLASSE 1 LUOKAN 1 LASERLAITE PRODUIT LASER CATEGORIE 1 The CD-ROM drive is certified in the U.S.
Trademarks The following are trademarks of the IBM Corporation in the United States or other countries or both: HelpCenter Operating System/2 OS/2 Personal System/2 PS/1 PS/2 Intel, Pentium, MMX, EtherExpress, and LANDesk are trademarks or registered trademarks of Intel Corporation.
Preface This manual contains service information for the 2283 & 6274 Service Level A (SL-A) model of the IBM Personal Computer, worldwide. This manual is intended to be used as a stand-alone document to service machine type 2283 & 6274 products. It is...
Introduction This chapter gives a general overview of the Personal Computer Type 6274 and 2283, describes the standard and optional features, and details its functional and environmental specifications. IBM Desktop System HMM...
Product Overview Personal Computer Type 6274 and 2283 has two PCI slots and supports most 478 pin Pentium 4 processor with Socket mPGA478 processor package type. The Personal Computer Type 6274 and 2283 supports Accelerated Graphics Port (AGP) 2X / 4X, which enhances 3D graphical display performance.
Power Management • Support ACPI (Advanced Configuration and Power Interface) power management. • ACPI v1.0b and APM v1.2 compliant • CPU clock throttling and clock stop control for complete ACPI S3 state support • PCI bus clock run, Power Management enable (PME) control, PCI/CPU color generator stop control.
• Wireless Kybd/Mouse Kit ™ • 104-key, Chicony USB Standard w/NoUSB ports dark color keyboard with 1.8-m (5.8-ft.) cable Mouse ™ • 3 Button, Primax USB ScrollPoint III - Stealth black mouse with 1.8-m (5.8-ft.) cable IBM Desktop System HMM...
This system does not deny access to Configuration/ Setup Utility, if Supervisor(Administrator) Password is not set. Execute “Load Setup Default” in BIOS Configuration/Setup Utility to clear the corrupted CMOS data. See “Restore Settings” on page 29. IBM Desktop System HMM...
User(Power-On) Password A user password denies access to the system by an unauthorized user when the system is powered on. When a user password is active, the password prompt appears on the screen each time the system is powered on. The system starts after the proper password is entered.
8. The program updates the BIOS automatically. WARNING: Do not turn off the system power while the BIOS is programming, or the flash ROM will be destroyed. 9. Power off system after the BIOS is completely updated. IBM Desktop System HMM...
BIOS Configuration/Setup Utility The Configuration/Setup Utility lets you review and change important information about the computer and its hardware. Working with the Configuration/Setup Utility Menu Starting the Configuration/Setup Utility Follow these steps to enter Setup when the computer is off: 1.
Page 44
- or + arrow key to change the setting. Refer to the Configuration/Setup Utility help for details on the configured parameters in each menu. IBM Desktop System HMM...
IDE Drive 0, 1, 2, 3 System detected components connected to IDE automatically. Normally, IDE Drive 0 is HDD information. IDE Drive 1 is CD/DVD-ROM, or CD- RW. 6274 and 2283 models have only one IDE for HDD. General Information 13...
Page 46
System UUID Select this option to view the system’s Universal Unique Identification (UUID) string. System Time, System Date System Time, and System Date are configured and shown automatically. IBM Desktop System HMM...
Devices Menu PS/2 Mouse This field indicates whether a PS/2-style pointing device is installed. Default is Enabled. USB Setup Select this option to configure your system’s USB ports. USB Support Select whether to enable or disable the Universal Serial Bus (USB) feature. Default is Enabled. USB Device Support Select whether to enable BIOS support for USB devices (such as a mouse or keyboard) when the...
Page 48
Select this option to configure the Network feature. PXE Boot Agent Select whether to load the Preboot Execution Environment (PXE) Boot Agent to enable startup from the integrated network device. This option must be enabled to display the MAC Address for the IBM Desktop System HMM...
Page 49
integrated network. Default is Enabled. The other option is Disabled. PXE Base Code Select whether to load the Preboot Execution Environment (PXE) Version 2.x Base Code image when a network device is detected. The Base Code is normally required to allow startup from network devices.
Power On Logo This option controls the display of the logo when the system is turned on. Select Disabled if you do not want the logo to be displayed. Select Enabled to display the logo. Default is Enabled. IBM Desktop System HMM...
Page 51
Option Keys Display This option controls the prompt of the system software option keys (such as the F1 and Esc keys) when the system is turned on. This may or may not affect the function of a specific key. Select “Enabled” to display the prompts.
Systems. Select “Quiet” to reduce the amount of system noise by reducing fan speed. This setting might also cause the processor speed to be reduced. Select “Normal” to get the best processor performance. Default is Normal. IBM Desktop System HMM...
Security Menu Adapter ROM Security Default is No. If Yes, the keyboard will be locked during adapter ROM initialization. This can be used in conjunction with an Administrator password to prevent the use of adapter ROM based utilities. Security Profile by Device Select this menu to control the level of security for bootable devices.
Page 54
Once a User password is set, you will be prompted for this password every time the system is turned on before you can use it. Default is Enter. NOTE: To delete user password, enter blank fields for each New Password line item. IBM Desktop System HMM...
Page 55
User password will only be requested when the system is started with a cold boot. Asset ID This enables wireless RF communication for AssetID. IBM Security Chip Default is Disabled. This option allows you to enable or disable the IBM Security Chip feature. When General Information 23...
Page 56
Enabled, you may use the IBM Security Chip software to set the password. Clear IBM Security Chip Default is No. Select “Yes” to delete the IBM Security Chip password and all key encryption values after exiting Setup. This will also disable the IBM Security Chip feature.
Power Menu ACPI BIOS IRQ This field controls what IRQ the Advanced Configuration and Power Interface (ACPI) will use. Default is IRQ9. Other options are IRQ10 and IRQ11. ACPI Standby Mode Select which power level your system goes to during standby.
Page 58
“Disabled” excludes the item from this monitored group. PS/2 Mouse Default is Enabled. Same description as above. Serial Port A Default is Enabled. Same description as above. Serial Port B Default is Enabled. Same description as above. IBM Desktop System HMM...
Page 59
Default is Enabled. Same description as above. Automatic Power On Select this item to control Automatic Power On when your system is unattended. Wake on LAN Select whether Wake on LAN is enabled, and/or which Startup Sequence to use after a Wake on LAN event.
Page 60
Users can adjust to other options, if Wake Up on Alarm is Enabled. PCI Wake Up Select whether wake from any PCI device is enabled, and/or which Startup Sequence to use after a PCI device wake event. Default is Primary. IBM Desktop System HMM...
Exit Menu If you want to setup exit procedures, choose Exit Menu. There are Exit Saving Changes, Exit Discarding Changes, Load Setup Defaults, Discard Changes, and Save Changes. Save Settings Select this parameter, there will be another sub-menu asking you to confirm saving configuration changes. The default value is Yes.
Page 62
Press Esc to return to the Main Menu when you have finished viewing settings and making changes. Then, Select Exit Menu, from this location, you can choose Exit Discarding Changes to exit Setup but without saving your changes. IBM Desktop System HMM...
Specifications Dimension (width x depth x height) 15” without touch panel • System unit: 421.5 mm x 303.5 mm x 432.5 mm 15” with touch panel • System unit: 421.5 mm x 303.5 mm x 432.5 mm 17” without touch panel •...
Power consumption - System unit: Maximum 160 Watts Electrical requirement • Input Line Voltage: 90Vac to 265Vac • Output Voltage: 11.4Vdc to 12.6Vdc • Input Frequency Range: 47 Hz to 63 Hz • Maximum Input Current: 2.1A IBM Desktop System HMM...
Always return to the check procedure after you do this. In some cases, you are referred to other check procedures to detect the cause of the failure. IBM Desktop System HMM...
(“Diagnostics - All Tests” in PC-Doctor diagnostics program). POST error codes and error messages are displayed on the screen after the IBM logo. Meanwhile, error beeps could be issued to help diagnose system problem. Please refer to “Index of Symptoms, Messages, Error Codes, or Beeps”...
Page 68
Power off the system unit (unplug the power cord) before moving it or when replacing FRUs. • Remove all adapter cards, except for the factory- installed modem adapter card and any other IBM Personal Computer factory-installed adapter cards. • Disconnect all drives except: - 3.5-in.
Page 69
Note any symptoms, messages, error codes, or beeps. • Make sure that there are no diskettes or CDs in the drives. 002 - DOES AN IBM LOGO SCREEN APPEAR? (YES, READ AHEAD. NO, GO TO STEP 004.) • Run the diagnostics program from the service partition.
Page 70
Make sure that all of the above are set correctly and show the correct voltages and continuity. Re- place any defective cables or adapter cards. See “Introduction” on page 116. - Run the Diagnostics \ All Tests again. IBM Desktop System HMM...
Page 71
- If an error or other symptom is displayed, go to “Index of Symptoms, Messages, Error Codes, or Beeps” on page 40. - If no error can be detected or the symptom is in- termittent, go to “Undetermined Problems” on page 77.
Table 2-2 lists BIOS beeps and their possible causes. Table 2-3 lists error symptoms and their possible causes. The most likely cause is listed first. Make sure you complete all items in the cause or IBM Desktop System HMM...
Page 73
“Action/FRU” column. When servicing a system, always begin with “Start” on page 35. If you are unable to correct the problem using these two index tables, go to “Undetermined Problems” on page 77. NOTE: 1. If an error message and incorrect audio response occur, diagnose the error message first.
Page 74
0231 System RAM Failed at 2. Memory module. See Offset: nnnn “005 -” on page 67 to replace memory 0232 module Extended RAM Failed at 3. System board Offset: nnnn IBM Desktop System HMM...
Page 75
Table 2-1 POST Error Codes and Messages List NOTE: To diagnose a problem, first find the BIOS error messages or codes in left column. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/FRU listed in right column is the most likely cause.
Page 76
Fail-Safe Timer NMI Failed timer Device Address Conflict 1. Enter Configuration/ Setup Utility and reset the device address Allocation Error for: device 1. Run ISA or EISA Configuration Utility to resolve resource conflict for the specified device. IBM Desktop System HMM...
Page 77
Table 2-1 POST Error Codes and Messages List NOTE: To diagnose a problem, first find the BIOS error messages or codes in left column. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/FRU listed in right column is the most likely cause.
Page 78
2-2-3-1 1. Check components one Test for unexpected by one interrupts 1. Check video card Checksum failure on option 2. Bootblock recovery 3. Check system board Long-Short-Short 1. Check video card 2. Check ROM module IBM Desktop System HMM...
Page 79
able 2-3 Error Symptoms List NOTE: To diagnose a problem, first find the error symptom in the left column. If directed to a check procedure, replace the FRU indicated in the check procedure. If no check procedure is indicated, the first Action/ FRU listed in right column is the most likely cause.
Page 80
2. “Undetermined Problems” on page 77. Blinking cursor only; system 1. See “Start” on page 35. does not work. 2. Diskette/IDE drive connection/cables 3. Diskette/IDE disk drives 4. See “Undetermined Problems” on page 77 5. System board IBM Desktop System HMM...
Page 81
Error Symptoms Action/FRU Diskette Drive NOTE: Ensure that the diskette drive is configured correctly in Configuration/Setup Utility and its read/write head is clean before diagnosing any diskette drive problems. Media and drive are 1. Ensure that the diskette mismatched. drive is configured correctly in the Disk Drives of Configuration/ Setup Utility.
Page 82
Setup Utility and Load default settings. 2. Hard disk drive cable. 3. Hard disk drive. 4. System board. Hard disk drive write error. 1. Enter Configuration/ Setup Utility and Load default settings. 2. Hard disk drive. IBM Desktop System HMM...
Page 83
Error Symptoms Action/FRU Hard disk drive LED fails to 1. With the system power light, but system operates on, measure the normally. voltage of hard disk LED connector CN6. The reading should be: CN6 HDD Idle / Active pin-1 pin-1 +5Vdc/ -- pin-2 pin-2 +5Vdc/ 0Vdc pin-3 pin-3 +5Vdc/...
Page 84
3. CMOS battery. 4. System board Audio Audio software program 1. Speaker power/ invokes but no sound connection/cable. comes from speakers. Modem Data/fax modem software 1. See “Factory-Installed program invokes but cannot Modem Card” on page receive/send data/fax IBM Desktop System HMM...
Page 85
Error Symptoms Action/FRU Fax modem software 1. Ensure that the modem program invokes but has no voice-in cable from sound output. (Data files are modem adapter card to received normally; voice system board CN21 is from modem cannot be connected properly. produced, but system sound See “System Board feature works normally.)
Page 86
1. Ensure that the printer driver is properly installed. 2. Refer to the service manual for the printer. 3. Printer. 4. Printer cable. 5. System board. Printer problems. 1. Refer to the service manual for the printer. Joystick IBM Desktop System HMM...
Page 87
Error Symptoms Action/FRU Game port does not 1. Connect a joystick to respond or does not work. the game port, then execute “Interactive Test/Joystick” test in PC-Doctor diagnostics program. 2. System board. Diagnostic Program Diagnostics programs 1. Reboot the system cannot be executed.
Running the Configuration/Setup Utility might alter those settings. Take note of the current settings and verify that the customer settings are in place when service is complete. IBM Desktop System HMM...
Page 89
NOTE: If you cannot access the hard disk drive or load a diskette from Drive A or load a CD from the CD-ROM drive, make sure that the Configuration/Setup Utility has the startup sequence set with diskette, CD ROM, and hard disk drives.
Page 90
Hard Disk Test if you want to test hard disk drive. • Select Interactive Tests from the PC-Doctor diagnostics program main menu, then select and execute CD-ROM/DVD Test if you want to test CD- ROM drive. IBM Desktop System HMM...
Page 91
• If the diagnostics program did not detect a failure, but the system still displays a failure: - If an error or other symptom appears, go to “In- dex of Symptoms, Messages, Error Codes, or Beeps” on page 40. - If no error can be detected or the symptom is in- termittent, go to “Undetermined Problems”...
Windows XP, Windows 2000, or the other operating system. • Power on the system unit. • Perform the following steps under Windows XP, Windows 2000. NOTE: If an operating system other than Microsoft Windows XP or Windows 2000 is installed, the IBM Desktop System HMM...
Page 93
program screens and icons may differ from these instructions. 1. Start Microsoft Windows XP or Windows 2000. 2. Select the Start icon. 3. Select Program, then select Accessories, Hyper Terminal. 4. Select an on-line service station, dial and connect to it. 004 - CAN THE MODEM DIAL OUT AND CONNECT TO ANY BBS SUCCESSFULLY? (YES, READ AHEAD.
003 - DO ANY MESSAGES OR ERROR CODES DISPLAY AFTER POST COMPLETES BUT BEFORE MICROSOFT Windows XP, Windows 2000, or the other operating system STARTS? (YES, READ AHEAD. NO, GO TO STEP 004) NOTE: If POST does not complete, answer this IBM Desktop System HMM...
Page 95
question “No.” • Ensure that the operation system is properly installed. • End. 004 - • Perform the following under Windows XP or Windows 2000. NOTE: If an operating system other than Microsoft Windows XP or Windows 2000 is installed, the program screens and icons may differ from these instructions.
Page 96
Make sure that the speaker and its adapter are not damaged. • Make sure that the speaker is plugged in speak- out jack. See “System Board Jumpers and Connectors” on page 117. • If the error cannot be resolved, replace the system board. • End. IBM Desktop System HMM...
CD/DVD-ROM Drive 001 - START • Run the Diagnostics program located in service partition. • Select Interactive Tests menu, then select and execute CD/DVD-ROM Test. 002 - DO YOU SEE A MESSAGE “NO CD/DVD- ROM DRIVE OR MSCDEX DEVICE DRIVER INSTALLED.”? (YES, READ AHEAD.
Page 98
005 - IS THE CD/DVD STILL NOT READABLE? (YES, READ AHEAD. NO, GO TO STEP 006.) • Replace system board. • End. 006 - • Replace CD/DVD-ROM drive. • End. IBM Desktop System HMM...
Memory 001 - START • Power off the system unit. • Ensure that all DIMMs are installed correctly. • Power on the system unit. • Run the Diagnostics program located in service partition. • Take note of any messages, error codes, or symptoms.
Keyboard 001 - START • Power off system unit and ensure the keyboard or receiver plug is connected properly. 002 - • Power on the system unit. • Run the Diagnostics program located in service partition. • Select Interactive Tests menu, then execute Keyboard test.
End. 006 - • Power off the system unit. • Open mouse bottom cover and clean track ball. • Readjust the receiver position or checking the receiver’s connection for wireless mouse. • Go to step 002. IBM Desktop System HMM...
Page 103
• Power off the system unit. • Check the mouse or receiver plug. 008 - ARE THERE ANY BROKEN PINS IN THE MOUSE PLUG? (YES, GO TO STEP 010. NO, READ AHEAD.) • Try with a known good mouse. 009 - DO THE ERROR SYMPTOMS STILL REMAIN? (YES, READ AHEAD.
Disconnect the power connectors to all drives. • Connect any one of the power connector to system board or drive as power load for driving up power supply. • Reconnect the power cord and turn on the power supply. IBM Desktop System HMM...
Page 105
005 - DOES THE POWER SUPPLY FAN RUN? (YES, READ AHEAD. NO, GO TO STEP 009) • With the system powered on and the power supply fan running, check the voltages of the power supply connectors for the system board and all drive connectors, as shown in the following figures.
Page 106
READING WHEN THE SWITCH IS RELEASED? (YES, READ AHEAD. NO, GO TO STEP 008.) • Replace the on/off switch cable assembly. 008 - • Replace the system board. • End. 009 - • Replace the power supply. • End. IBM Desktop System HMM...
Monitor First, set the system to VGA mode. To do this in Windows XP or Windows 2000, depress the F8 function key during startup. Safe mode (VGA) will be set for Windows XP or Windows 2000. Use the operating system's video setup to change the monitor resolution.
Page 108
Remove the hard disk drive system cable. • Power on the system unit. 005 - IS THE SCREEN STILL NOT READABLE? • Replace the TFT LCD. If the symptom remains, replace the system board. • End. IBM Desktop System HMM...
4. If the jumpers, switch, and voltage settings are correct, continue with the following steps: • Remove or disconnect the following, one at a time: - Non-IBM devices - External devices - Any adapter card (modem card or video card, if installed)
Page 110
8. If the symptom changes, go to “Index of Symptoms, Messages, Error Codes, or Beeps” on page 40 or to the check procedure for the last item tested. Replace the last item tested if the system operates normally after removing the last item. IBM Desktop System HMM...
Diagnostic Aids Introduction ............80 Power-On Self Test ..........81 Diagnostic Program ..........83 Using Diagnostic Program from Service Partition ..........83 Using Diagnostic Program from Recovery CD ..........84 Diagnostics Program Features ...... 85 Diagnostic Aids 79...
Introduction This section explains the diagnostic aids, power-on self test (POST) and diagnostics program (PC-Doctor), that are available for troubleshooting problems on the system. IBM Desktop System HMM...
BIOS version, CPU, Hard Diskette Drive(s), CD-ROM, Mouse and system memory. 3. If an error is detected during POST, the IBM logo screen will automatically switch to the text-based screen and display the error message or code with a beep.
Page 114
If any errors are detected by POST, there will be an error message accompanied with an error code shown on display screen and a beep. See “Index of Symptoms, Messages, Error Codes, or Beeps” on page 40 to find the most likely cause and countermeasure. IBM Desktop System HMM...
Recovery CD. This version of PC-Doctor diagnostics program, developed by Watergate for IBM, is the primary method of testing the computer. You can use it to test the IBM components of the system and some external devices. The amount of time required to test components depends on the number of components installed and selected.
CD-ROM. Save and exit from Configuration/Setup Utility. 3. Reboot the system. 4. IBM Product Recovery program will load. Choose System utilities in Main menu, then Run diagnostics. Follow the screen instructions to operate.
Diagnostics Program Features Diagnostics program (PC-Doctor) DOS version includes the following features: Table 3- 1 Diagnostic Program Main Menu Selections Main Menu Selections Submenu Selections Diagnostics • Run Normal Test • Run Quick Test • CPU/Coprocessor • System board • Video Adapter •...
Page 118
View Test Log • Print Log • Save Log • Full Erase Hard Drive • Quick Erase Hard Drive • Asset EEPROM Backup • View Stored Results Quit • Exit Diagnostics • Park HD • Reboot • About IBM Desktop System HMM...
Page 119
Diagnostics program (PC-Doctor) Windows version includes the following features: Table 3- 1 Diagnostic Program Main Menu Selections Main Menu Selections Submenu Selections Diagnostics • CPU Test • Hard Drive Test • Floppy Test • LS-120 Drive Test • CD-ROM/DVD Test •...
Page 120
COM Class Info • OLE Class Info • Class Info • SCSI Info • Extension Info • Interrupts • Statistics • USB Info Tools • MS Defrag • MS System Monitor • MS Resource Meter • MS Scandisk IBM Desktop System HMM...
FRU. To replace a FRU, reverse the removal procedure and follow any notes that pertain to replacement. Before disconnecting any cables, note their location and orientation. Reinstall any new FRUs with cabling in their original location. IBM Desktop System HMM...
Handling ESD-Sensitive Parts Many electronic parts are sensitive to electrostatic discharge (ESD). To prevent damage when working with ESD-sensitive parts, observe the following instructions. Do these in addition to taking all the usual precautions, such as switching off the power and unplugging the power cord.
You hear a crispy clip when it’s secured. CAUTION: When you replace the cover, there are hooks inside the cover that help fit it to the tower. IBM Desktop System HMM...
Hard Disk Drive • Remove the IDE and power cables. • Press the blue latch inward. • Lift up the Hard Disk Drive chassis. • Remove the cables. • Remove the screws. • Pull out the drive. General Information 93...
Optical Drive • Press the latch under the LCD inward, to lower the optical drive. • Press the rear cover inward and backward at the same time. • Remove the rear cover. • Remove the optical drive cover. • Remove all the IDE, power cable (using needle- nose pliers) and audio cable.
Your computer has two connectors for dual in-line memory modules (DIMMs) that provide up to a maximum of 2 GB of system memory. The IBM-installed DIMMs that come with your computer are ECC (error checking and correction) Synchronous Dynamic Random Access Memory (SDRAM) modules.
Page 131
discard or lose this part. It might be needed later if you change your memory configuration. Installing a DIMM To install a DIMM: Touch the static-protective package containing the RIMM to any unpainted metal surface in the computer, and then remove the DIMM.
Detach the fan cable from the fan connector. • Remove the CPU fan. • Remove the two screws. • Remove the CPU heat sink. • Lift up the bar securing the CPU. • Remove the CPU from the system. IBM Desktop System HMM...
You can perform this task from the Window 2000, NT, XP desktop or from the Configuration/Setup Utility. To reset the system date and time in the Configuration/Setup Utility, select the Main Menu. IBM Desktop System HMM...
Inverter Board (15” LCD only). • Loose the thumb screw secured the bracket. • Turn the inverter board module outward. • Disconnect all cables connected to the interver board. Note the location and orientation of all cables. • Remove the inverter board module from the system.
Page 136
• Remove the three screws secured the inverter board. • Remove the inverter board. IBM Desktop System HMM...
Visually verify that the board is aligned properly, then press the board down. • Be sure to reinstall the processor, DIMMs, I/O port bracket onto the new system board if applicable. • After installing the system board, secure with original screws. IBM Desktop System HMM...
Page 139
• Change all jumper settings to match those of the original board. • Reinstall other components into the machine i.e. drives, power supply, cables, etc. • Upgrade the BIOS version on the new system board using the BIOS upgrade utility. •...
Loose the thumb screw secured the bracket. • Turn the inverter board module outward. • Disconnect all cables connected to the interver board. Note the location and orientation of all cables. • Remove the inverter board module from the system. IBM Desktop System HMM...
Page 141
• Unplugging of TFT related cables to the motherboard board. • Remove the thumb screw between the system chassis and TFT subassembly. • Releasing TFT subassembly from latching General Information 109...
Page 142
• Releasing TFT subassembly from latching mechanism in system chassis by first sliding leftward then upward while routing cables thru appropriate cable access holes in the system chassis. IBM Desktop System HMM...
TouchPad Screen • Remove the five screws. • Separate the LCD panel from front cover. • Remove the touchpad screen from front cover. General Information 111...
LCD Panel • Remove the five screws. • Remove the LCD bracket. • Remove the two boards secured in the back of LCD panel. • Remove the LCD panel. IBM Desktop System HMM...
Use this information to help you locate parts such as electronic boards, connectors, pin numbers, and test points. This chapter also contains jumper settings for the hard disk drive, CD-ROM, and the connector information for modem adapter card. IBM Desktop System HMM...
System Board Jumpers and Connectors NOTE: The blackened pin of a jumper represents pin 1. System Board Jumper Settings Jumper/Settings Function JP33 CMOS Setup *Normal Clear CMOS System Board Connector Functions Connect Number Jumper Function to... LAN RJ-45 LAN cable connector PS/2 mouse PS/2 mouse...
Page 150
IDE devices CMOS setup PCI expansion slot POV card POV card connector PCI expansion slot TMDS connector TMDS signal TFT LCD Internal speaker Speaker connector NOTE: The white corner of the jumper block represents pin 1. IBM Desktop System HMM...
Power Brick Connectors and Voltages Refer to the following figures when checking for voltages on power brick cable connectors. When checking voltages, the power brick fan must be running. To power-on the power brick without using the on/off switch, use a screwdriver or other tool to short the connector, or use a connection (jumper) to short the 6-pin connectors on power brick.
Factory-Installed Modem Card Layout GVC Factory-Installed Modem Card Connector ASKEY Factory-Installed Modem Card Connector Functions Item Function Connect to... Telephone Telephone set Line Telephone line Some modem adapters may come without this jack. IBM Desktop System HMM...
3.5-In. Hard Disk Drive Jumper Settings 3.5-In IBM Hard Disk The configuration of the following jumpers control the drive's mode of operation: • Master • Slave • CSEL - Cable Select Parts/Test Point Locations 121...
Page 154
PK - Park, used as a place to store a jumper 3.5-In Maxtor Hard Disk 3.5-In Maxtor Hard Disk Drive Jumper Settings Description Drive configured as Master or Drive configured as Master, with an attached Slave Drive configured as Slave. IBM Desktop System HMM...
CD-ROM Drive ATTENTION: Either <option 1> or <option 2> CD-ROM drive may come with your machine. Their front panel buttons, indicators and emergency eject method may be different. Lite-On Parts/Test Point Locations 123...
Page 156
A straightened paper clip with a diameter of 1.2 mm (typical) can be used as an eject-bar. ATTENTION: Make sure to turn off the power before manual disc eject operation. IBM Desktop System HMM...
Power-on / busy indicator, lights up in green color while disc is in ready state; lights up and flashes in amber color during data read or seek operation. Emergency eject hole. See “CD-ROM Emergency-Eject” on page 124 Disc tray and emergency eject . IBM Desktop System HMM...
DVD-ROM Drive Front Panel and Emergency-Eject Hitachi DVD-ROM Front Panel Introduction Item Description Open/Close Button Emergency eject hole. See “CD-ROM Emergency-Eject” on page 124. Disc tray and emergency eject Disc Indicator IBM Desktop System HMM...
NOTE: Some system boards require that DIMM socket number one be occupied. If after installing memory the system does not boot successfully and both DIMM sockets are not occupied, switch the DIMM to the unoccupied socket and reboot the system. IBM Desktop System HMM...
System Board Connector Pin Signals Monitor Port Signals Signal Signal Name Name Red Video +5 V dc Green Video Synch Ground Blue Video Monitor ID Bit Monitor ID Bit Synch Horizontal Ground Synch Red Ground Vertical Synch Green Ground Blue Ground Parts/Test Point Locations 131...
Mouse Port Signals Signal Signal Name Name Mouse +5 V dc Power Data Mouse Connection Clock Ground Power Connection Keyboard Port Signals Signal Signal Name Name Data +5 V dc Power Clock Connection Ground Power Connection IBM Desktop System HMM...
IDE Cable Connector Signals Signal Signal Name Name Device DMARQ Reset (DMA ReQuest) Ground Ground Data 7 Device IOW Data 8 Ground Data 6 Device IOR Data 9 Ground Data 5 I/O Channel Ready Data 10 Connection Data 4 DMACK (DMA aCKnowled Data 11...
If any unsafe conditions are present, you must find out how serious the hazard is and if you can continue before you correct the hazard. All current IBM Personal Computer service supplements outlining feature/model changes, along with the machine history, should be reviewed.
2283 Parts Catalog Abbreviations ............. 138 System Assembly ..........139 Assembly 1: System Unit ......139 Assembly 2: LCD ........141 Assembly 3: Diskette and Hard Drive ..143 Assembly 4: Optical Drive, Adapter Card and Speaker ..........144 Assembly 5: Power Cord......145 Assembly 6: Keyboard and Mouse .....
Denmark - Danish Finland - Finnish France Germany Hong Kong Italy Japan LA-Spanish Netherlands - Dutch Netherlands - Dutch Norway - Norwegian Swiss - French Swiss - German Spain Sweden - Swedish Taiwan United Kingdom United States Switzerland IBM Desktop System HMM...
SCREWS) 24P3627 CD-RW TEAC 16X10X40 CD-RW NO HP JACK 24P3631 CD-RW 16X10X40 CD-RW NO HP JACK 06P5289 DVD CD/RW, 8X4X32X8 33P3203 FRU, 48X LG, BLACK, WHPJ 33P3207 FRU, LITEON, BLACK, WHPJ 33P3227 FRU, SAMSUNG, COMBO. BLACK IBM Desktop System HMM...
DUTCH 19K1919 FRENCH 19K1920 FRENCH CANADIAN 19K1921 FRENCH CANADIAN 19K1922 GERMAN 19K1923 GREEK 19K1924 HEBREW 19K1925 HUNGARIAN 19K1926 ICELAND 19K1927 ITALIAN 19K1928 JAPANESE 19K1929 KOREAN 19K1930 LA SPANISH 19K1931 NORWEGIAN 19K1932 POLISH 19K1933 PORTUGUESE 19K1934 ROMANIAN IBM Desktop System HMM...
Page 179
Asm- Description Index Number 19K1935 RUSSIAN 19K1936 RUSSIAN/CY 19K1937 SERBIAN/CYRILIC 19K1938 SLOVAK 19K1939 SPANISH 19K1940 SWEDISH/FINN 19K1941 SWISS, F/G 19K1942 THAILAND 19K1943 TURKISH 19K1944 TURKISH 19K1945 UK ENGLISH 19K1946 US INTERTIONAL 19K1947 YUGOSLAV/LATIN 19K1948 BRAZIL/PORTUGUESE 19K1908 JAPANESE 22P5183 KEYBOARD MOUSE COMBO - US ENGLISH 22P7250 KEYBOARD MOUSE...
Page 181
Asm- Description Index Number 22P7282 KEYBOARD MOUSE COMBO - TURKISH 22P7283 KEYBOARD MOUSE COMBO - TURKISH 22P7284 KEYBOARD MOUSE COMBO - UK ENGLISH 22P7285 KEYBOARD MOUSE COMBO - US INTERTIONAL 22P7286 YUGOSLAV/LATIN 24P0485 USB SCROLL POINT III - STEALTH BLACK Parts Catalog 149...
XP Pro NO 7-NS 32P4366 XP Pro SV 7-NS 33P2057 XP Pro Hebrew 7-NS 32P4369 XP Home US 7-NS 32P4378 XP Home AE 7-NS 32P4381 XP Home Spanish 7-NS 32P4384 XP Home FR 7-NS 32P4387 XP Home DK IBM Desktop System HMM...
Page 183
Asm- Description Index Number 7-NS 32P4390 XP Home NL 7-NS 32P4393 XP Home FI 7-NS 32P4396 XP Home C/F 7-NS 32P4399 XP Home GR 7-NS 32P4402 XP Home IT 7-NS 32P4405 XP Home NO 7-NS 32P4411 XP Home SV 7-NS 33P2054 XP Home Hebrew Parts Catalog 151...
6274 Parts Catalog Abbreviations ............. 154 System Assembly ..........155 Assembly 1: System Unit ......155 Assembly 2: LCD ........157 Assembly 3: Diskette and Hard Drive ..159 Assembly 4: Optical Drive, Adapter Card and Speaker ..........160 Assembly 5: Power Cord......161 Assembly 6: Keyboard and Mouse .....
Denmark - Danish Finland - Finnish France Germany Hong Kong Italy Japan LA-Spanish Netherlands - Dutch Netherlands - Dutch Norway - Norwegian Swiss - French Swiss - German Spain Sweden - Swedish Taiwan United Kingdom United States Switzerland IBM Desktop System HMM...
USB Standard Dark Color - HEBREW 09N5605 USB Standard Dark Color - HUNGARIAN 09N5606 USB Standard Dark Color - ICELAND 09N5607 USB Standard Dark Color - ITALY 09N5608 USB Standard Dark Color - JAPANESE 09N5609 USB Standard Dark Color - KOREAN IBM Desktop System HMM...
Page 195
Asm- Description Index Number 09N5610 USB Standard Dark Color - LA SPANISH 09N5611 USB Standard Dark Color - NORWEGIAN 09N5612 USB Standard Dark Color - POLISH 09N5613 USB Standard Dark Color - PORTUGESE 09N5614 USB Standard Dark Color - ROMANIAN 09N5615 USB Standard Dark Color - RUSSIAN...
XP Pro SV 7-NS 33P2057 XP Pro Hebrew 7-NS 32P4369 XP Home US 7-NS 32P4378 XP Home AE 7-NS 32P4381 XP Home Spanish 7-NS 32P4384 XP Home FR 7-NS 32P4387 XP Home DK 7-NS 32P4390 XP Home NL IBM Desktop System HMM...
Page 197
Asm- Description Index Number 7-NS 32P4393 XP Home FI 7-NS 32P4399 XP Home GR 7-NS 32P4402 XP Home IT 7-NS 32P4405 XP Home NO 7-NS 32P4411 XP Home SV 7-NS 33P2054 XP Home Hebrew Parts Catalog 165...
800-IBM-3395. Technical support is offered through the IBM On-line Help Centers on America On-line. IBM on-line support areas on all of the services can assist with your technical questions. These areas offer message boards monitored by IBM technicians, databases of computer-related solutions, and file libraries.
Page 212
Here are some useful IBM Internet addresses for Personal Computer information: http://www.ibm.com/pc PC Company Home Page http://www.ibm.com/pc/us/netvista Netvista Home Page http://www.ibm.com/support IBM Support Site IBM Desktop System HMM...
Page 213
Printed in U.S.A. International Business Machines Corporation Old Orchard Road, Armonk, New York 10504 Part Number: 24P2957...