Sony GDM-90W01T5 Service Manual
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Sony GDM-90W01T5 Service Manual

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GDM-90W01T5

SERVICE MANUAL

AEP Model
Chassis No. SCC-K49B-A
W1
CHASSIS
SPECIFICATIONS
COLOR GRAPHIC DISPLAY

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Summary of Contents for Sony GDM-90W01T5

  • Page 1: Service Manual

    GDM-90W01T5 SERVICE MANUAL AEP Model Chassis No. SCC-K49B-A CHASSIS SPECIFICATIONS COLOR GRAPHIC DISPLAY...

  • Page 2: Power Saving Function

    GDM-90W01T5 POWER SAVING FUNCTION This monitor is capable of three states of reduced power consumption. By sensing the absence of video signals and one or both sync signals coming from the host computer, it will reduce power consumption as follows.

  • Page 3: Table Of Contents

    ON THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. CIRCUIT ADJUSTMENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE IDENTIFIED IN THIS MANUAL.
  • Page 4 The operating instructions mentioned here are partial abstracts from the Operating Instruction Manual. The page numbers of the Operating Instruction Manual remein as in the manual.

  • Page 11: Disassembly

    GDM-90W01T5 SECTION 2 DISASSEMBLY 2-1. CABINET REMOVAL Six screws Five screws (+ BVTP 4 x 16) (+- BV tapping screw M4 x 8) Two screw covers (T) Screw cover (S) Top cover Screw cover (S) Cabinet Nine screws (+- BV tapping screw M4 x 8) Video shield 2-2.

  • Page 12: G Board Removal

    GDM-90W01T5 2-3. G BOARD REMOVAL Two screws (+BVTP 3 x 10) Two screws (+- BV tapping screw M4 x 6) Two screws (+ P SW screw M3 x 10) G shield Two screws (+BVTP 3 x 10) G board Two hooks...

  • Page 13: M Board Removal

    GDM-90W01T5 2-5. M BOARD REMOVAL Two screws (+ BVTP Screw 3 x 8) M board 2-6. L BOARD REMOVAL L board Two claws – 13 –...

  • Page 14: Service Position

    GDM-90W01T5 2-7. SERVICE POSITION CAUTION : SHORT D,G boards Rear shield If the claw is hooked, opening and closing the board is impossible. Do not try to do it by force. D board (Refer to 2-2.) A board (Refer to 2-4.)

  • Page 15: G Block Side

    GDM-90W01T5 (2) G block side D block G block 2-9. H1, H2 AND J BOARDS REMOVAL Four screws (Tapping screw) Two screws (+ BVWHTP screw 3 x 12) H2 board CN4001 CN3002 Two screws CN3001 (+ BVTP 4 x 16)

  • Page 16: Picture Tube Removal

    GDM-90W01T5 2-10. PICTURE TUBE REMOVAL Open the D blook (Refer 2-2.) Four screws (+- BV tapping screw M4 x 8) Three connectors CN6010 2P (NA) A board 2P (DY) Anode cap Open the G blook (Refer 2-3.) Neck assy Deflection yoke...

  • Page 17: Safety Related Adjustment

    GDM-90W01T5 SECTION 3 SAFETY RELATED ADJUSTMENT When replacing or repairing the shown below table, the a) HV Regulator Circuit Check following operational checks must be performed as a 1) Confirm that the voltage of the pin !. of IC4202 safety precaution against X-rays emissions from the unit.

  • Page 18: Adjustments

    GDM-90W01T5 SECTION 4 ADJUSTMENTS z Landing Rough Adjustment 9. Adjust the DY position and purity, and the DY tilt, and land- 1. Enter the full white signal. (or the full black dots signal). ing of the center and 4 corners with the landing checker.

  • Page 19: Convergence Rough Adjustment

    GDM-90W01T5 Run the service software and then follow the instruction. 1-690-391-21 A-1500-819-A 3-702-691-01 Interface Unit Connector Attachment IBM AT Computer To BUS CONNECTOR as a Jig D-sub mini Din 4 Pin 4 Pin 4 Pin (9 Pin [female]) (8Pin) *The parts above ( ) are necessary for DAS adjustment.

  • Page 20: Exploded Views

    GDM-90W01T5 SECTION 6 EXPLODED VIEWS NOTE: • Items with no part number and no • Items marked " * " are not stocked since The components identified by shading description are not stocked because they they are seldom required for routine and mark ! are critical for safety.

  • Page 21: Picture Tube

    GDM-90W01T5 6-2. PICTURE TUBE The components identified by shading 7-682-562-04 +BV TT 4X10 and mark ! are critical for safety. Replace only with part number specified. 7-685-663-71 +BVTP 4X16 REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡...

  • Page 22: Packing Materials

    GDM-90W01T5 6-3. PACKING MATERIALS The components identified by shading and mark ! are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK * 3-860-321-11 MANUAL, INSTRUCTION * 4-396-077-01 JOINT * 4-055-440-01 CUSHION (UPPER) (ASSY)

  • Page 23: Electrical Parts List

    GDM-90W01T5 SECTION 7 The components identified by shading and mark are critical for safety. ELECTRICAL PARTS LIST Replace only with part number specified. The components identified by [ in this REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK...
  • Page 24 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK C1314 1-163-141-00 CERAMIC CHIP 0.001MF 5% C1430 1-163-275-11 CERAMIC CHIP 0.001MF 5% C1318 1-164-004-11 CERAMIC CHIP 0.1MF...
  • Page 25 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK C1728 1-107-906-11 ELECT 10MF C1842 1-162-114-00 CERAMIC 0.0047MF C1729 1-107-906-11 ELECT 10MF...
  • Page 26 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D1707 8-719-404-49 DIODE MA111 IC1605 8-759-008-82 IC MC14013BF D1801 8-719-404-49 DIODE MA111...
  • Page 27 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK Q1405 8-729-107-31 TRANSISTOR 2SC3545-T43 R1151 1-216-035-00 METAL GLAZE 270 1/10W R1152 1-216-097-91 METAL GLAZE 100K...
  • Page 28 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R1245 1-216-055-00 METAL GLAZE 1.8K 1/10W R1342 1-216-049-91 METAL GLAZE 1K 1/10W...
  • Page 29 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R1440 1-216-081-00 METAL GLAZE 22K 1/10W R1626 1-216-065-00 METAL GLAZE 4.7K 1/10W R1441 1-216-057-00 METAL GLAZE 2.2K...
  • Page 30 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R1808 1-216-095-00 METAL GLAZE 82K 1/10W <VARIABLE RESISTOR> R1810 1-218-762-11 METAL CHIP 270K 0.50% 1/10W...
  • Page 31 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK D2003 8-719-104-34 DIODE 1S2836 R2005 1-216-017-91 METAL GLAZE 47 1/10W D2004 8-719-801-78 DIODE 1SS184 R2006 1-216-057-00 METAL GLAZE 2.2K...
  • Page 32 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡ R2118 1-216-295-91 CONDUCTOR, CHIP C4145 1-107-880-91 ELECT 4700MF 20% 10V ¡...
  • Page 33 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡ <CONNECTOR> D4214 8-719-056-92 ZENER DIODE UDZ-TE-17-16B ¡ D4218 8-719-056-90 ZENER DIODE UDZ-TE-17-13B ¡...
  • Page 34 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡ <IC LINK> R4128 1-218-191-71 METAL OXIDE 0.1 ¡ R4129 1-215-483-91 METAL...
  • Page 35 GDM-90W01T5 The components identified by shading G(ga) and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡ R4184 1-216-065-91 METAL GLAZE 4.7K 1/10W <TRANSFORMER> ¡ R4185 1-259-033-91 CARBON 1/4W ¡...
  • Page 36 GDM-90W01T5 The components identified by shading (ga)(gb) and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK ¡ <DIODE> C4229 1-163-021-91 CERAMIC CHIP0.01MF 10% 50V ¡ C4231 1-163-243-91 CERAMIC CHIP47PF ¡...
  • Page 37 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK * 8-933-213-00 DEFLECTION MCB ASSY (D BLOCK C6130 1-163-009-11 CERAMIC CHIP 0.001MF 10% ******************************************** C6131 1-164-004-11 CERAMIC CHIP 0.1MF...
  • Page 38 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK C6333 1-164-232-11 CERAMIC CHIP 0.01MF C6455 1-107-513-11 FILM 0.6MF 400V C6334 1-137-365-11 FILM 0.0015MF 5%...
  • Page 39 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK C6803 1-164-004-11 CERAMIC CHIP 0.1MF D6415 8-719-404-49 DIODE MA111 D6416 8-719-404-49 DIODE MA111 C6804 1-164-004-11 CERAMIC CHIP 0.1MF...
  • Page 40 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK IC6307 8-759-011-65 IC MC74HC4053F Q6405 8-729-216-22 TRANSISTOR 2SA1162-G IC6401 8-749-011-63 IC IRSY5305...
  • Page 41 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R6034 1-216-049-91 METAL GLAZE 1K 1/10W R6150 1-216-035-00 METAL GLAZE 270 1/10W...
  • Page 42 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R6308 1-216-057-00 METAL GLAZE 2.2K 1/10W R6418 1-216-431-11 METAL OXIDE 560 R6309 1-216-057-00 METAL GLAZE 2.2K...
  • Page 43 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R6481 1-216-073-00 METAL GLAZE 10K 1/10W R6722 1-216-073-00 METAL GLAZE 10K 1/10W...
  • Page 44 GDM-90W01T5 The components identified by shading D(h2)(h1) and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R6822 1-216-450-00 METAL OXIDE 82 <SWITCH> R6901 1-216-675-11 METAL CHIP 0.50% 1/10W R6902 1-218-776-11 METAL CHIP 0.50% 1/10W...
  • Page 45 GDM-90W01T5 The components identified by shading (h1)JL and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK R3009 1-216-065-00 METAL GLAZE 4.7K 1/10W C5008 1-126-177-11 ELECT 100MF R3010 1-216-075-00 METAL GLAZE 12K 1/10W C5009 1-164-004-11 CERAMIC CHIP 0.1MF...
  • Page 46 GDM-90W01T5 The components identified by shading and mark are critical for safety. Replace only with part number specified. REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK <RESISTOR> R5207 1-216-675-11 METAL CHIP 0.50% 1/10W R5301 1-249-383-11 CARBON 1/4W F...

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