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Sony BETACAM SX DNW-A30 Maintenance Manual
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Sony BETACAM SX DNW-A30 Maintenance Manual

Sony BETACAM SX DNW-A30 Maintenance Manual

Digital videocassette player
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DIGITAL VIDEOCASSETTE PLAYER
DNW-A30/A30P
DNW-30/30P
MAINTENANCE MANUAL
1st Edition
Serial No. 10001 and Higher (DNW-A30)
Serial No. 10001 and Higher (DNW-A30P)
Serial No. 10001 and Higher (DNW-30)
Serial No. 10001 and Higher (DNW-30P)
Part 1

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Summary of Contents for Sony BETACAM SX DNW-A30

  • Page 1 DIGITAL VIDEOCASSETTE PLAYER DNW-A30/A30P DNW-30/30P MAINTENANCE MANUAL Part 1 1st Edition Serial No. 10001 and Higher (DNW-A30) Serial No. 10001 and Higher (DNW-A30P) Serial No. 10001 and Higher (DNW-30) Serial No. 10001 and Higher (DNW-30P)
  • Page 2 ! WARNING This manual is intended for qualified service personnel only. To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Refer all servicing to qualified service personnel.
  • Page 3 Attention-when the product is installed in Rack: 1. Prevention against overloading of branch circuit When this product is installed in a rack and is supplied power from an outlet on the rack, please make sure that the rack does not overload the supply circuit.

  • Page 5: Table Of Contents

    http://getMANUAL.com Table of Contents Manual Structure Purpose of this manual ....................5 Contents ........................5 Related manuals ......................6 1. Installation 1-1. Installation Procedure.................. 1-1 1-2. Supplied Accessories .................. 1-1 1-3. Operating Conditions .................. 1-2 1-4. Power Supply ....................1-2 1-4-1.
  • Page 6 2. Service Overview 2-1. Notes on Power Supply Block ..............2-1 2-1-1. Warning on Primary Circuit Block and Electric Shock ..... 2-1 2-1-2. Note on Resetting the Circuit Breaker ........2-1 2-2. Cleaning when the Heads are Clogged ............2-1 2-3.
  • Page 7 5. Periodic Maintenance and Inspection 5-1. Periodic Maintenance .................. 5-1 5-1-1. Index ................... 5-1 5-1-2. Periodic Replacement and Check Item List ....... 5-2 5-1-3. Hours Meter ................5-3 5-2. Cleaning ...................... 5-4 5-2-1. Cleaning by Cleaning Tape ............5-4 5-2-2. General Information for Cleaning by Cleaning Cloth....

  • Page 9: Manual Structure

    Manual Structure Purpose of this manual This manual is the Maintenance manual part1 of digital videocassette player DNW series. DNW series include the following models . DNW-A30/A30P DNW-30/30P This manual is intended for use by trained system and service engineers, and provides the information that is required to install, maintenance information, and the information for service such as replacement of plug-in boards.

  • Page 10: Related Manuals

    (adjustments, board layouts, schematic diagrams, detailed parts list, etc.) for this unit. If this manual is required, please contact to Sony’s service organization. • Protocol Manual of Remote (9-pin) Connector (available on request) This manual explains the protocol for controlling the VTR via the RS-422A (9-pin serial remote) .

  • Page 11: Installation

    Section 1 Installation 1-1. Installation Procedure 1-2. Supplied Accessories Installation procedure of this unit is shown on the follow- 9 pins remote control cable (RCC-5G) ......1 Screws for rack mounting (PSW 4 x 16) ......4 ing flowchart. Refer to each section about detail of each flow. Operation manual ..............

  • Page 12: Operating Conditions

    Power voltage 100 V IN; 10 A Power voltage 240 V IN; 20 A This unit’s power line has a switching regulator with the power factor 98%. If the unit is used in the area except above, please consult with local Sony's sales/service office. DNW-A30/A30P DNW-30/30P...

  • Page 13: Installation Space

    1-5. Installation Space 1-5. Installation Space Do not block ventilation (upper lid, right side panel, lower For the operation with the upper lid removed, the air portion of front panel, bottom plate) and exhaust part when cooling effect using the fan decreases. Complete the work installing because this unit is air-cooled by four fans.

  • Page 14: Rack Mounting

    1-6. Rack Mounting 1-6. Rack Mounting Rack Mounting Procedure . Remove of feet Explains how to mount this unit in a 19-inch standard rack. Install this unit in a rack accurately as following procedure (1) Place the unit on its right side panel down. using specified rack mount rail.
  • Page 15 http://getMANUAL.com 1-6. Rack Mounting . Attachment of inner rails . Attachment of rack angles (handles) (8) Remove the four screws (B4 x 6) in the figure from (4) Pull out the inner rails from the two intermediate rails. (5) While pressing the stopper of the inner rail in the both sides (left and right) of the unit.
  • Page 16 1-6. Rack Mounting . Temporary attachment of rail brackets . Attachment of outer rails (10)Stagger the outer rail and the intermediate rail as (12)As shown in the figure, fix the outer rails on both sides shown in the figure. And attach the rail bracket to the (left and right) temporarily to the 2U position from the outer rail temporarily using the plate nuts (large) and bottom of the space by 5U for installing this unit, with...
  • Page 17 1-6. Rack Mounting (15)Be sure that the distance between the intermediate rails on both sides (left and right) satisfy the specifications. Intermediate rails (16)Tighten the hexagon socket head cap screws (four positions, total eight) attaching the outer rails to the rack temporarily using the L-shaped hexagon wrench.
  • Page 18 1-6. Rack Mounting . Mounting in rack (21)Take the unit in and out from the rack about three times and be sure that slide rail moves smoothly. Have two or more persons to do this work. If slide rail does not move smoothly, remove the unit (17)Stagger the ball retainers of intermediate rails on both and go back to “Attachment of outer rails”...

  • Page 19: Connecting Connectors And Cables

    1-7. Connecting Connectors and Cables When external cables are connected to the connector of this unit, the hardware listed below (or the equivalents) must be used. DNW side connector/ Maching connector/cable Sony part No. panel indication VIDEO OUTPUT BNC 75Z, MALE (Note1...

  • Page 20: Signal Inputs And Outputs

    1-8. Signal Inputs and Outputs 1-8. Signal Inputs and Outputs DIGITAL OUTPUT TIME CODE VIDEO INPUT VIDEO OUTPUT REF. VIDEO COMPOSITE COMPONENT AUDIO OUTPUT MONITOR OUTPUT (SUPER) AC IN BREAKER REMOTE (9P) RS-232C VIDEO CONTROL Communication connectors 1 REMOTE (9P) D-SUB 9P connector (RS-422A interface) Remote control 2 RS-232C...

  • Page 21: Switch Settings On Connector Panel

    1-8. Signal Inputs and Outputs 1-9. Switch Settings on Connector Panel REMOTE (9P): 9-pin (female) VIDEO CONTROL: 15-pin (male) External view External view Pin No. Signal Pin No. Signal Terminal voltage (V) SYNC CONT (Input) _5 to +5 RM TX(_) HUE CONT (Input) _5 to +5 RM RX(_)

  • Page 22: Switch And Shorting Plug Setting On Pc Boards

    1-10. Switch and Shorting Plug Setting on PC Boards 1-10. Switch and Shorting Plug Setting on PC Boards 1-10-1. APR-12 Board APR–12 LOTNO, S NO, A No. Refer to “2-13. Pulling Out/ RV600 RV500 Insertion of Plug-in Board” for S500 S600 pulling out and insertion of board.
  • Page 23 1-10. Switch and Shorting Plug Setting on PC Boards Audio input headroom setting (For Betacam/Betacam SP longitudinal audio playback) (DNW-A30/A30P only) Channel Ref. No. Display Input headroom (dB) [ ]: Factory setting [20] COR101 Short Open Open Open Short Open Open Open Short...

  • Page 24: Board

    1-10. Switch and Shorting Plug Setting on PC Boards 1-10-2. APR-13 Board APR–13 LOTNO, S NO, A No. Refer to “2-13. Pulling Out/ Insertion of Plug-in Board” for pulling out and insertion of board. COR300 COR400 COR500 COR600 RV300 RV400 RV500 RV600 20 18 16...
  • Page 25 http://getMANUAL.com 1-10. Switch and Shorting Plug Setting on PC Boards Audio output headroom setting Channel Ref. No. Display Output headroom (dB) [ ]: Factory setting Fine adjustment [20] COR300 Short Open Open RV300 Open Short Open Open Open Short COR400 Short Open Open...
  • Page 26 1-10. Switch and Shorting Plug Setting on PC Boards 1-10-3. DM-89 Board (DNW-A30/A30P only) Never change the settings of the factory use switches. DM-89 Refer to “2-13. Pulling Out/ S501 A No. LOTNO, S NO, S901 Insertion of Plug-in Board” for pulling out and insertion of board.
  • Page 27 1-10. Switch and Shorting Plug Setting on PC Boards 1-10-4. TBC-23 Board (DNW-A30/A30P only) Never change the settings of the factory use switches. TBC-23 1 2 3 4 5 6 7 8 1 2 3 4 RV202 Refer to “2-13. Pulling Out/ *S500 Y MUTE COMB...

  • Page 28: Board

    1-10. Switch and Shorting Plug Setting on PC Boards 1-10-5. SS-63 Board Never change the settings of the factory use switches/short plugs. SS-63 RV100 A No. LOT No. S No. S1100 S100 S1101 COR102 >EP–GW< S1900 S1102 S101 COR103 COR100 COR101 COR104 S700...
  • Page 29 1-10. Switch and Shorting Plug Setting on PC Boards SS-63 board switch Switch No. Name Description Factory setting S100 REEL POSITION Press this switch when changing the reel position. ————— This switch does not operate in the state of installing the cassette compertment S101 FLASH MEMORY nDo not change the setting of this switch during installation.

  • Page 30: Mode Switching Of Search Dial

    1-11. Mode Switching of Search Dial 1-11. Mode Switching of Search Dial 5. After checking that the shaft of the search dial is not seen in the round hole of the mode selection plate and There are two kinds of operation to switch the search dial then tighten the screw.

  • Page 31: Setup Menu Items

    1-12. Setup Menu Items 1-12. Setup Menu Items Extended Menu ITEM-100 series: Operational panel parameter The setup menu consists of a main menu and extended menu. 101: SELECTION FOR SEARCH DIAL ENABLE Refer to the Operation Manual for details of each menu. 102: MAXIMUM TAPE SPEED (B-CAM) (DNW-A30/A30P only)
  • Page 32 1-12. Setup Menu Items ITEM-700 series: Video control parameter 703: BLANK LINE SELECT 705: EDGE SUBCARRIER REDUCER MODE 706: VERTICAL BLANKING V SHIFT 707: FORCED VERTICAL INTERPOLATION 708: CHROMA PHASE ROTATION MODE 709: CAV LEVEL FORMAT (525/60 system only) 710: INTERNAL SIGNAL GENERATOR 712: VIDEO PROCESS ON CAP LOCK 2FIELD 713: VIDEO SETUP REFERENCE LEVEL (525/60 system only)

  • Page 33: Reference System

    1-13. Reference System 1-14. Switching between 525/625 Line Systems 1-13. Reference System The external reference video signal is used as a reference signal in this unit. If the external reference video signal (REF.VIDEO input) is not input, the reference signal generated in the inside of this unit is automatically selected.

  • Page 34: Settings And Adjustment When Peripheral Equipment Is Connected

    1-15. Settings and Adjustment when Peripheral Equipment is Connected 1-15. Settings and Adjustment when Peripheral Equipment is Connected 1-15-1. VTR Constant Values Setting when Editor is Connected When this unit is used by connecting to an editor, set the VTR constant values of the editor depending on the model of a player.

  • Page 35: Setup Menu Setting

    http://getMANUAL.com 1-15. Settings and Adjustment when Peripheral Equipment is Connected 1-15-3. Setup Menu Setting Analog Component Output Format Setting “ITEM-709” (525/60 system only) The output (SUB-ITEM-1) side is set to “D-1” or “B-CAM” according to the operating system, respec- tively. 1-25 DNW-A30/A30P DNW-30/30P...

  • Page 37: Service Overview

    Section 2 Service Overview 2-1. Notes on Power Supply Block 2-2. Cleaning when the Heads are Clogged 2-1-1. Warning on Primary Circuit Block and Electric Shock Clean using a cleaning cassette tape (specified product: BCT-5CLN) when the rotary heads are clogged. For the cleaning, refer to “5-2-1.

  • Page 38: Removal/Installation Of Cabinet

    2-3. Removal/Installation of Cabinet 2-3. Removal/Installation of Cabinet 2-3-1. Upper Lid, Side Panels, and Bottom Plate Removal/Installation Turn off the power and unplug the power cord before starting the removal/installation. Screws with stopper Upper lid Screw with stopper B4 x 6 B3 x 6 B3 x 6 B4 x 6...

  • Page 39: Control Panels Removal/Installation

    2-3. Removal/Installation of Cabinet Upper Lid Hooks BVTT3 x 6 1. Loosen three fixing screws. 2. Remove the upper lid by moving in the direction indicated by the arrow. For installation, perform in the reverse procedures of removal. Side Panels (The right and left side panels are the same in procedure.) BVTT3 x 6 1.

  • Page 40: Connector Panel Assembly Removal/Installation

    2-3. Removal/Installation of Cabinet 2-3-3. Connector Panel Assembly Removal/ Installation Turn off the power and unplug the power cord before starting the removal/installation. For your safety, turn off the power and unplug the power Lower Control Panel cord before starting the removal/installation. 1.

  • Page 41: Plate Md Assembly Removal/Installation

    2-3. Removal/Installation of Cabinet 2-4. Plate MD Assembly Removal/Installation 2-4. Plate MD Assembly Removal/ 2-3-4. Power Supply Panel Assembly Installation Removal/Installation For your safety, turn off the power and unplug the power Turn off the power and unplug the power cord before cord before starting the removal/installation.

  • Page 42: Cassette Compartment Removal/Installation

    2-5. Cassette Compartment Removal/Installation 5. Hold the cassette compartment at the portions A and 2-5. Cassette Compartment Removal/ Installation lift up the cassette compartment slightly (by 1 cm). When the four cassette compartment positioning legs come off from the four positioning holes on a mechan- .

  • Page 43: Lower Control Panel Assembly Removal/Installation

    2-5. Cassette Compartment Removal/Installation 2-6. Lower Control Panel Assembly Removal/Installation 2-6. Lower Control Panel Assembly Installation Removal/Installation 7. Install the cassette compartment while inserting slantingly in the direction as shown in the figure. Turn off the power and unplug the power cord before starting the removal/installation.

  • Page 44: Circuit Function

    2-7. Circuit Function 2-7. Circuit Function System configuration Board name Circuit function Digital process * DPR-71 Digital data processor (Outer error correction) DPR-73 Digital data processor (Audio/Video processor) * DIF-42 4:2:2 component serial digital interface with Embedded audio Video process * VPR-17 Video signal processor (A-D, D-A, Reference clock generator, Composite encoder) Analog BETACAM...
  • Page 45 http://getMANUAL.com 2-7. Circuit Function System configuration Board name Circuit function Cassette CL-29 Cassette up/down motor, Cassette down sensors compartment LP-81 Lamp of cassette compartment PC-70 Cassette-in sensors, Cassette size sensor Front panel FP-91 Panel function (Switches, LEDs) control, CAV control level conversion * VR-223 Phone level VRs, Phone connector VR-224...

  • Page 46: Location Of Main Parts

    2-8. Location of Main Parts 2-8. Location of Main Parts 2-8-1. Printed Circuit Boards and Power Supply Unit Location AC-169 ....$[ APR-12 ....8 APR-13 ....9 CCM-15 ....!'!, CL-29 ......@, CP-277 ....#. CP-278 ....$/ CP-297 ....$- CP-301 ....$= DIF-42 ..... 3 * DM-89 .....
  • Page 47 2-8. Location of Main Parts < Front View > < Rear View > These figures are for DNW-A30. 2-11 DNW-A30/A30P DNW-30/30P...
  • Page 48 2-8. Location of Main Parts < Top View of Mechanical Deck > < Top View of Cassette Compartment > 2-12 DNW-A30/A30P DNW-30/30P...

  • Page 49: Main Mechanical Parts Location

    2-8. Location of Main Parts 2-8-2. Main Mechanical Parts Location < Top View of Mechanical Deck > INDEX 1 Audio/TC head !] T worm wheel 2 TG-3 tape guide !\ Worm gear 3 Head drum !; Drive gear 4 Threading ring !' S worm wheel 5 T tension regulator arm !, S brake assembly...

  • Page 50: Function And Location Of Sensors

    2-9. Function and Location of Sensors 2-9. Function and Location of Sensors !/ != < Top View of Mechanical Deck > Upper Lower < Top View of Cassette Compartment > 2-14 DNW-A30/A30P DNW-30/30P...
  • Page 51 2-9. Function and Location of Sensors !/!-!= Cassette classification sensors 1 Threading motor FG sensor These sensors detect the three cassette type detection This sensor detects the rotation speed of the threading tabs of a cassette. motor. These sensors are used to discriminate whether a The output signal of this sensor enters the threading/ cassette can be used in this unit.

  • Page 52: System Of Cassette

    2-10. System of Cassette 2-10. System of Cassette As shown in the figure below, plugs and tabs are provided at the back side of the cassette tape. Cassette for Betacam or Betacam SP Cassette for Betacam SX Small cassette (S cassette) Small cassette (S cassette) Large cassette (L cassette) Large cassette (L cassette)
  • Page 53 2-10. System of Cassette Detection Tabs In cassette for Betacam or Betacam SP With tab (Close hole) Without tab (Open hole) Thick (Tape thick is 20 µm) Thin (Tape thick is 15 µm) Tape thickness detection Metal tape detection Oxide tape * Metal particle tape Reel hub diameter detection Small hub...

  • Page 54: Information Of Leds On Circuit Boards

    2-11. Information of LEDs on Circuit Boards 2-11. Information of LEDs on Circuit Boards SS-63 board D1905 D1904 D1903 D1902 Lower Upper D1104 D1105 D1103 D1102 D112 D301 D108 2-18 DNW-A30/A30P DNW-30/30P...
  • Page 55 http://getMANUAL.com 2-11. Information of LEDs on Circuit Boards SS-63 board LED No. Name Color Description Normal state D108 Amber Represents the result of communication check to ROM and RAM Blinks after power on by blinking state. D112 TRVR Amber Lights when the tracking VR is enable. Stays unlit D301 DRUM...
  • Page 56 2-11. Information of LEDs on Circuit Boards DIF-42 board D713 TBC-23 board D200 DM-89 board D902 DM-89 board (DNW-A30/A30P only) LED No. Name Color Description Normal state D902 ADJUST Amber Usually lights for scores of milliseconds at intervals of about 1 s. Blinks The blinking interval is inverted when the DM-89 board is in the adjustment mode: when switch S901-1 on DM-89 board is set to ON.

  • Page 57: How To Take Out The Cassette When The Tape Is Slacking

    2-12. How to Take Out the Cassette when the Tape is Slacking 2-12. How to Take Out the Cassette when 7. Take both side handles of a lower control panel and the Tape is Slacking pull them slightly forward, then pull them more strongly.

  • Page 58: Pulling Out/Insertion Of Plug-In Board

    2-13. Pulling Out/Insertion of Plug-in Board 2-13. Pulling Out/Insertion of Plug-in 4. Pull up the eject levers on the board to the direction of Board the arrows. (Disconnect it from motherboard.) 5. Hold the eject levers and pull out slowly the board. .

  • Page 59: Fixtures And Adjustment Equipments List

    Audio level meter Hewlett-Packard HP3400A Frequency counter Advantest TR5821AK Digital voltmeter Advantest TR6845 Monitor with serial digital input Sony BVM-1311 (For 525/60 system) (with optional accessory BKM-2085-14) Sony BVM-1411P (For 625/50 system) (with optional accessory BKM-2085-14) Network analyzer Anritsu MS-420B...

  • Page 60: Fixtures

    Cleaning 7-432-114-11 Looking compound (200 g) — Inhibits loosening of screws 7-661-018-18 Diamond oil NT-68 (50 ml) — 7-651-000-10 Sony grease SGL-601 (50 g) — 7-700-736-01 L-shaped hexagonal wrench (d=1.27 mm) — 7-700-736-05 L-shaped hexagonal wrench (d=1.5 mm) — 7-700-736-06 L-shaped hexagonal wrench (d=0.89 mm)
  • Page 61 2-14. Fixtures and Adjustment Equipment List 2-25 DNW-A30/A30P DNW-30/30P...

  • Page 63: Error Message

    Section 3 3-1. Error Message Error Message 3-1. Error Message This unit has self-diagnostics function. When trouble is detected, an ALARM indicator is lighted immediately on the lower control panel, and an error message and error code are displayed in the time data ERROR-01 display area and event display area.
  • Page 64 3-1. Error Message Error messages are described in the order of error codes on the next page and later. If multiple errors occur, the priority level of the error code display are as follows: 92, 93, 96, 91, 97, 98, 02, 03, 04, 05, 07, 06, 01, 09, 08, 0A, 10, 11, 12, 13, 20, 21, 22 , and 23 The “protection mode”...
  • Page 65 http://getMANUAL.com 3-1. Error Message Details of error messages Following are details of error messages. The messages on time data display area differ from the messages which are superimposed on the video monitor. Ex. : ERROR-23 TH/UNTH END SENSOR TROUBLE (THREAD RING SENS) Message on time data display area Message superimposed on video monitor ERROR-01 REEL TROUBLE-1...
  • Page 66 3-1. Error Message ERROR-02 REEL TROUBLE-2 (REEL TROUBLE) Description: Tape slacking or tape breaking was detected in SEARCH, FF, or REW mode. Detecting conditions: 1) When the take-up value is lower than the specified value with respect to the tape supply value 2) When the relation among the capstan FG, supply reel FG, and take-up reel FG are out of the specification 3) When the supply reel and take-up reel do not coincide in rotation direction...
  • Page 67 3-1. Error Message ERROR-03 REEL TROUBLE-3 (REEL TROUBLE) Description: Tape slacking, tape breaking, or supply or take-up reel locking was detected in the PLAY mode. Detecting conditions: 1) When the take-up value is lower than the specified value with respect to the tape supply value 2) When the relation among the capstan FG, supply reel FG, and take-up reel FG are out of the specification...
  • Page 68 3-1. Error Message ERROR-04 REEL TROUBLE-4 (REEL TROUBLE) Description: Abnormal tape transport speed was detected in the FF or REW mode. Detecting condition: When the tape speed calculated from the supply reel FG and take-up reel FG is under a half of the specified tape speed continuously for more than four seconds Sub error message: None Possible causes:...
  • Page 69 3-1. Error Message ERROR-06 TAPE TENSION ERROR (TAPE TENSION) Description: Excessive tension was detected in the PLAY mode. Detecting condition: When the tension value calculated from supply tension sensor output is more than 55 g continuously for more than three seconds Sub error message: None Possible causes:...
  • Page 70 3-1. Error Message ERROR-08 DRUM MOTOR TROUBLE (DRUM TROUBLE) Description: Malfunction of drum motor was detected. When the drum FG cycle is shifted more than about ±30 % continuously for Detecting condition: more than 10 seconds as compared with during normal rotation Sub error message: None Possible causes:...
  • Page 71 3-1. Error Message ERROR-0A THREADING TROUBLE (THREADING TROUBLE) Description: It was detected that the tape top processing in the thread state is not completed. Detecting condition: When the tape top is detected again after it is processed Tape top processing In this processing, the tape is slightly forwarded without taking out the tape after unthread because the tape top was detected during threading.
  • Page 72 3-1. Error Message ERROR-11 TAPE TOP/END SENSOR TROUBLE (TAPE T/E SENSOR) Description: The tape top and tape end were detected simultaneously. Detectiong condition: When the simultaneous detection of the tape end and tape top is continued for more than seven seconds Sub error message: None Possible causes:...
  • Page 73 3-1. Error Message ERROR-13 TAPE END SENSOR TROUBLE (TAPE END SENSOR) Description: Malfunction of tape end sensor was detected. Detecting condition: When the tape end is detected continuously for more than seven seconds Sub error message: None Possible causes: . Tape end sensor trouble .
  • Page 74 3-1. Error Message ERROR-14 FAN MOTOR TROUBLE (FAN MOTOR) Description: Malfunction of cooling fan motor was detected. If this error occurred, stop immediately operation of the unit, and turn off the power. If the unit uses continuously under the fan is stopped state, overhearting inside the unit can cause a fire or a failure.
  • Page 75 http://getMANUAL.com 3-1. Error Message ERROR-20 CASSETTE COMPARTMENT MOTOR LOCK (CASS COMP MOTOR) Description: Malfunction of cassette compartment-up or down operation was detected. Detectiong condition: When no operation is completed within about six seconds after operation start Sub error message: None .
  • Page 76 3-1. Error Message ERROR-22 REEL POSITION SENSOR TROUBLE (REEL POS SENSOR) Description: The L and S cassette positions of the reel table were detected simultaneously. Detecting condition: When the L and S position sensors detect the L and S cassette positions, respec- tively at the same time Sub error message: None...
  • Page 77 3-1. Error Message ERROR-90 KEYBOARD INTERFACE ERROR (NO COMMUNICATION) This error message is displayed in the time data display area, but error code is not displayed. The error message is not superimposed to the video monitor, and ALARM indicator does not light. Description: The communication between the lower control panel (KY-364 board) and SIO (IC1102 on SS-63 board) is not normal.

  • Page 79: Periodic Maintenance And Inspection

    Section 5 Periodic Maintenance and Inspection This section explains about periodic maintenance and how to clean. 5-1. Periodic Maintenance To make the most of the functions, fully realize the performances of this unit and to lengthen the life of the unit, periodic check and parts replacement are recommended. 5-1-1.
  • Page 80 5-1. Periodic Maintenance 5-1-2. Periodic Replacement and Check Item Table The replacement time shown in the following table is not the guarantee term of parts. The replacement time of parts varies depending on the operating environment and conditions of the unit. Especially, the pinch roller, cleaners and air filter may be required replacing earlier than replacement period shown in table depending on their dirt or abrasion.

  • Page 81: Hours Meter

    5-1. Periodic Maintenance Replace the parts shown in the table below periodically when the threading/un- threading operation is repeated frequently. Replacement parts Replacement period Part No. Name Q’ty Brake solenoid Every 200,000 times of threading 1-454-417-31 Solenoid, Plunger S tension regulator Every 200,000 times of threading A-8267-795-D Tension regulator assy (RP)

  • Page 82: Cleaning

    5-2. Cleaning 5-2. Cleaning To make the most of the functions, fully realize the performance of this unit, and to lengthen the life of the unit and tape, clean the components often. 5-2-1. Cleaning by Cleaning Tape If the video heads are clogged, clean the video head as the following procedure. Make sure to use the specified cleaning tape.
  • Page 83 5-2. Cleaning 3. Index < Mechanical Deck Block > Tape guide Capstan AT head Video heads CTL head Upper drum Tape cleaner Lower drum Cassette support Cassette supports Cassette support Pinch roller Cassette supports < Cassette Compartment > < Chassis > Compartment block Fan motors DNW-A30/A30P...

  • Page 84: Tape Running Surface Of Upper Drum And Video Heads Cleaning

    5-2. Cleaning 5-2-3. Tape Running Surface of Upper Drum and Video Heads Cleaning Caution Never touch the rotaing drum. The rotary heads are the part that can be damaged easily. Be careful not to damage the rotary heads during cleaning. Tools .

  • Page 85: Tape Running Surface Of Lower Drum And Lead Surface Cleaning

    http://getMANUAL.com 5-2. Cleaning 5-2-4. Tape Running Surface of Lower Drum and Lead Surface Cleaning Caution Be careful not to damage the lower drum (specially lead surface) during cleaning. Pay careful attention when cleaning the edge portion above the lower drum because it is located near the video heads.

  • Page 86: Stationary Heads Cleaning

    5-2. Cleaning 5-2-5. Stationary Heads Cleaning Caution Be careful not to damage the head surface when cleaning the stationary heads. Tools . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 Procedures 1. Clean the tape running surfaces of the AT head and CTL head in the vertical direction with a cleaning cloth moistened with a cleaning fluid.

  • Page 87: Tape Running System And Tape Cleaner Cleaning

    5-2. Cleaning 5-2-6. Tape Running System and Tape Cleaner Cleaning Warning The tape cleaner has a sharp edge. Do not touch the edge with bare hands. Pay careful attention when cleaning the tape cleaner. Tools . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 Procedures 1.

  • Page 88: Fan Motors Cleaning

    5-2. Cleaning 5-2-7. Fan Motors Cleaning Notice The temperature in the unit increases when dust attaches to the fan motor and when the air flow is disturbed. This may badly influence the performance and life of the unit. Clean the fan motor on the rear panel periodically because it accumulates dust easily.

  • Page 89: Cassette Compartment And Cassette Supports Cleaning

    5-2. Cleaning 5-2-8. Cassette Compartment and Cassette Supports Cleaning Notes . Be careful not to apply an excessive force to the compartment or mirror when cleaning the cassette compartment. . Do not clean the door and mirror with alcohol. This may cause a crack. Tools .

  • Page 91: Spare Parts

    2. Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit. These are because of parts commonality and improvement. Parts list has the present standardized repair parts.

  • Page 92: Exploded Views

    7-2. Exploded Views BVTT3 x 6 BVTT 3 x 6 K3 x 10 BVTT3 x 6 K3 x 10 BVTT 3 x 6 Part No. SPDescription Part No. SP Description 3-606-254-01 o LABEL, MODEL NUMBER(DNW-A30) A-8278-490-A o PANEL ASSY, KEY 3-606-255-01 o LABEL, MODEL NUMBER(DNW-A30P) X-3167-825-1 o KNOB ASSY(WHITE), VOL X-3678-978-1 o PANEL SUB ASSY, FRONT...
  • Page 93 B3 X 6 B3 X 6 B3 X 6 B3 X 6 W 2.6 W 2.6 B3 x 6 B3 x 6 PS4 x 14 PS4 x 14 PS4 x 14 Part No. SP Description Part No. SP Description 3-696-854-01 o RIGHT CABINET A-8278-584-A o LID ASSY, UPPER 3-696-882-01 o CUSHION(L), PC BOARD RETAINER X-3642-018-3 o HANDLE ASSY...

  • Page 94: Plug-In Boards

    7-3. Plug-in Boards No. Board name Part No. SP Description APR-12 A-8312-745-A o MOUNTED CIRCUIT BOARD, APR-12D (for DNW-A30) A-8312-781-A o MOUNTED CIRCUIT BOARD, APR-12DP (for DNW-30P) A-8312-790-A o MOUNTED CIRCUIT BOARD, APR-12E (for DNW-30) A-8312-799-A o MOUNTED CIRCUIT BOARD, APR-12EP (for DNW-30P) APR-13 A-8312-741-A o MOUNTED CIRCUIT BOARD, APR-13D DIF-42...

  • Page 95: Packing Materials And Supplied Accessories

    3-184-527-01 o CLEANING CLOTH (15 cmX15 cm) 7-432-114-11 o LOCKING COMPOUND, 1401B (200 g) 7-661-018-18 o DIAMOND OIL, NT-68 (50 ml) 7-651-000-10 o SONY GREASE, SGL-601 (50 g) 7-700-736-01 o L-SHAPED HEXAGONAL WRENCH (d=1.27 mm) 7-700-736-05 o L-SHAPED HEXAGONAL WRENCH (d=1.5 mm) 7-700-736-06 o L-SHAPED HEXAGONAL WRENCH (d=0.89 mm)

  • Page 97: Appendix A Setting Check Sheet

    Appendix A Setting Check Sheet It is reccomended to copy these check sheets and write down the setup conditions (switch and so on) under the application. If the setting is changed temporarily by changing operating condition, the setting can be reset easily. It is recommended to attach the sheets to the unit when check, maintenance and repair.
  • Page 98 Connector panel Switch Factory setting Setting Reference video input 75 Z [||] [||] Upper control panel Switch Factory setting Setting [||] [||] [||] [||] AUDIO MONITOR CH-1 CH-1 CH-2 CH-3 CH-4 CH-2 [||] CH-1 [||] CH-2 [||] CH-3 [||] CH-4 [||] [||] [||]...
  • Page 99 Short plugs on the board nNever change the setting of Factory use switches. Board Name Ref.No./channel Factory setting Setting APR-12 Audio input headroom COR101/CH1 20 dB (DNW-A30/A30P only) COR201/CH2 20 dB Monitor output level COR302 +4 dBm/600 Z COR402 +4 dBm/600 Z Monitor output headroom COR300 20 dB...
  • Page 100 Switches on the board nNever change the setting of Factory use switches. Board Switch No.: Name Factory setting Setting DM-89 (DNW-A30/A30P only) S101 : Y-RF LPF & EQ TEST NORMAL POSITION S102 : Factory use NORMAL POSITION S301 : C-RF LPF & EQ TEST NORMAL POSITION S302 : Factory use...
  • Page 101 525/60 For 525/60 system Set up menu nWhen Bank 1 to 4 menu is recalled, the current menu will be overwritten. Be sure to check the current menu first, before recall Bank 1 to 4..Main menu ITEM-000 series: Operational parameter ITEM Factory setting...
  • Page 102 525/60 ..Extended menu ITEM-100 series: Operational panel parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 101: SELECTION FOR SEARCH DIAL ENABLE DIAL 102: MAXIMUM TAPE SPEED (B-CAM) DNW-A30: DNW-A30P: 104: AUDIO MUTING TIME 105: REFERENCE SYSTEM ALARM 106: CAPSTAN LOCK 109: MUTE WHEN TAPE UNTHREAD...
  • Page 103 525/60 ITEM-500 series: Tape protection parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 501: STILL TIMER 502: TAPE PROTECTION MODE FROM SEARCH STEP 503: TAPE PROTECTION MODE FROM STOP STD BY 504: DRUM ROTATION IN STANDBY OFF 505: STILL TENSION NORM ITEM-700 series: Video control parameter...
  • Page 104 525/60 ITEM-800 series: Audio control parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 802: DIGITAL AUDIO MUTE IN SHUTTLE MODE 805: AUDIO MONITOR OUTPUT MIXING 806: METER SCALE PEAK 807: AUDIO OUTPUT PHASE 808: INTERNAL AUDIO SIGNAL GENERATOR 809: AUDIO LEVEL METER DIMMER CONTROL ITEM-F00 series: Adjustment use only This series is not necessary to setting.
  • Page 105 http://getMANUAL.com 625/50 625/50 system Set up menu nWhen Bank 1 to 4 menu is recalled, the current menu will be overwritten. Be sure to check the current menu first, before recall Bank 1 to 4..Main menu ITEM-000 series: Operational parameter ITEM Factory setting...
  • Page 106 625/50 ..Extended menu ITEM-100 series: Operational panel parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 101: SELECTION FOR SEARCH DIAL ENABLE DIAL 102: MAXIMUM TAPE SPEED (B-CAM) DNW-A30: DNW-A30P: 104: AUDIO MUTING TIME 105: REFERENCE SYSTEM ALARM 106: CAPSTAN LOCK 109: MUTE WHEN TAPE UNTHREAD...
  • Page 107 625/50 ITEM-500 series: Tape protection parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 501: STILL TIMER 502: TAPE PROTECTION MODE FROM SEARCH STEP 503: TAPE PROTECTION MODE FROM STOP STD BY 504: DRUM ROTATION IN STANDBY OFF 505: STILL TENSION NORM ITEM-700 series: Video control parameter...
  • Page 108 625/50 ITEM-800 series: Audio control parameter ITEM Factory setting Current Bank 1 Bank 2 Bank 3 Bank 4 802: DIGITAL AUDIO MUTE IN SHUTTLE MODE 805: AUDIO MONITOR OUTPUT MIXING 806: METER SCALE PEAK 807: AUDIO OUTPUT PHASE 808: INTERNAL AUDIO SIGNAL GENERATOR 809: AUDIO LEVEL METER DIMMER CONTROL ITEM-F00 series: Adjustment use only This series is not necessary to setting.

  • Page 109: Appendix B Block Diagrams

    INDEX Appendix B Block Diagrams INDEX Page OVERALL (1/2) Signal Processing system .......... B-3 OVERALL (2/2) Servo/System Control system ........B-5 DNW-A30/A30P DNW-30/30P...

  • Page 111: Overall (1/2

    OVERALL (1/2) OVERALL (1/2) Block Diagram Block Diagram DNW-A30/A30P/30/30P (SY) : S/N 10001 and Higher DNW-A30/A30P ONLY DRUM ASSEMBLY BLOCK TC-96 TP102 PB LTC HEAD CONT TO/FROM SS-63 CP-277(1/2) DECODE CP-301(2/2) REF VIDEO LTC OUT TC OUTPUT DATA DNW-A30/A30P ONLY EQ-56 DM-89 TBC-24...
  • Page 112 OVERALL (2/2) OVERALL (2/2) Block Diagram Block Diagram DNW-A30/A30P/30/30P (SY) : S/N 10001 and Higher IC2500 SYS2(A BUS, D BUS) COMMON CONTROL VPR-17 IC118 IC317 IC905 IC909 IC1302-1306 VIDEO FRAME SUPERIMPOSE IC2501 CONTROL PROCESS CHARACTER CONTROL CN1100 3P (FACTORY USE) CN1901 3P RS-232C (FACTORY USE)

  • Page 113: Overall (2/2

    OVERALL (2/2) OVERALL (2/2) Block Diagram Block Diagram IC2502 MS-50 PTC-59 COMMON CASSETTE'S TABS SENSOR CONTROL IC103 NV-RAM TR-79 (EEPROM) SERVO IC112 UNTHREAD END SENSOR IC2503 THREAD END SENSOR 20 MHz IC2302 T-TENSION SENSOR IC301,309 IC115 UB MARK TENSION IC109,110 TR-78 DETECT S-TENSION SENSOR...
  • Page 115 The material contained in this manual consists of screws, and all other exposed metal parts for AC information that is the property of Sony Corporation and leakage. Check leakage as described below. is intended solely for use by the purchasers of the equipment described in this manual.
  • Page 116 DNW-A30 (SY) DNW-A30P (SY) Printed in Japan DNW-30 (SY) Sony Corporation 1996. 12 08 DNW-30P (SY) E Broadcast Products Company ©1996 3-192-489-01 Published by Broadcast Products Company...

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