Sony SDM-P82 Service Manual
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Sony SDM-P82 Service Manual

Sony SDM-P82 Service Manual

Tft lcd color computer display
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SERVICE MANUAL

LCD panel
Input signal format
Resolution
Input signal levels
Power requirements
Power consumption
Operating temperature
SPECIFICATIONS
Panel type: a-Si TFT Active Matrix
Picture size: 18.1 inch
RGB operating frequency*
Horizontal: 28 – 92 kHz
Vertical: 56 – 85 Hz
Horizontal: Max.1280 dots
Vertical: Max.1024 lines
Analog RGB video signal
0.7 Vp-p, 75 Ω, positive
SYNC signal
TTL level, 2.2 kΩ,
positive or negative
(Separate horizontal and vertical,
or composite sync)
0.3 Vp-p, 75Ω, negative
(Sync on green)
Digital RGB (DVI) signal: TMDS
(Single link)
100 – 240 V, 50 – 60 Hz,
Max. 1.2 A
Max. 58 W
°
5 – 35
C
TFT LCD Color Computer Display
SDM-P82
Canadian Model
Dimensions (width/height/depth)
Display (upright):
Mass
Approx. 7.6 kg (16 lb 12 oz) (with
stand)
Approx. 6.3 kg (13 lb 14 oz)
(without stand)
Plug & Play
DDC2B
* Recommended horizontal and vertical timing condition
• Horizontal sync width duty should be more than 4.8% of total
horizontal time or 0.8 µs, whichever is larger.
• Horizontal blanking width should be more than 2.5 µsec.
• Vertical blanking width should be more than 450 µsec.
Design and specifications are subject to change without notice.
US Model
Approx. 404 × 406 × 201 mm
(16 × 16 × 8 inches)
(with stand)
Approx. 404 × 332.6 × 86.2 mm
(16 × 13
× 3
1
1
/
/
inches)
8
2
(without stand)
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Summary of Contents for Sony SDM-P82

  • Page 1: Service Manual

    SDM-P82 US Model SERVICE MANUAL Canadian Model SPECIFICATIONS LCD panel Panel type: a-Si TFT Active Matrix Dimensions (width/height/depth) Picture size: 18.1 inch Display (upright): Approx. 404 × 406 × 201 mm Input signal format RGB operating frequency* (16 × 16 × 8 inches) Horizontal: 28 –...
  • Page 2 AC Leakage. Check leakage as de- To Exposed Metal scribed right. Parts on Set 0.15 µF 1.5 kΩ Voltmeter (0.75 V) Earth Ground Fig. A. Using an AC voltmeter to check AC leakage. SDM-P82(UC) 2...
  • Page 3 REMPLACER QUE PAR UNE PIÈCE PORTANT LE NUMÉRO PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE SPECIFIÉ. LES RÉGLAGES DE CIRCUIT DONT L’IMPORTANCE EST THESE COMPONENTS WITH SONY PARTS WHOSE PART CRITIQUE POUR LA SÉCURITÉ DU FONCTIONNEMENT SONT NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN IDENTIFIÉS DANS LE PRÉSENT MANUEL.

  • Page 4: Power Saving Function

    In this case, you can manually set these adjustments (page 12). If you manually set these adjustments, they are stored in memory as user modes and automatically recalled whenever the monitor receives the same input signals. SDM-P82(UC) 4...

  • Page 5: Table Of Contents

    4-1. Chassis ..............2-2. Usea of Service Mode .......... 4-2. Packing Materials ..........2-3. Functions of Service Mode ........2-4. White Balance Adjustment ........2-5. Action after Replacing 5. ELECTRICAL PARTS LIST ....... the LCD Panel and Board ........SDM-P82(UC) 5...

  • Page 6: Disassembly

    SECTION 1 DISASSEMBLY 1-1. REAR COVER AND CABINET ASSY REMOVAL 2 Rear cover 1 Connector cover 3 Two screws 3 Two screws (+PSW 4X8) (+PSW 4X8) 4 Cabinet assy Protechtion sheet SDM-P82(UC) 1-1...

  • Page 7: I Board Removal

    1-2. I BOARD REMOVAL 2 Invertor shield 1 Screw (+RK 3X6) 3 Connector CN04 3 Connector 3 Connector CN01 CN03 3 Connector 3 Connector CN02 CN06 3 Connector 4 Screw CN05 (+RK 3X6) 5 I Board 3 Connector CN07 SDM-P82(UC) 1-2...

  • Page 8: G Board Removal

    1-3. G BOARD REMOVAL 1 Two crews (+RK 3X6) 2 Shield 3 Connector CN203 4 Screw (+RK 3X6) 3 Connector 5 G Board CN102 3 Connector CN101 SDM-P82(UC) 1-3...

  • Page 9: A Board Removal

    2 Three screws 1 Screw (+PWH 3X6) (+RK 3X6) 3 Interface shield 5 Connector 5 Connector CN304 CN201 5 Frexible cable 6 Four screws (+PWH 3X6) 7 A board 5 Connector CN202 5 Connector CN501 4 Six connector screws SDM-P82(UC) 1-4...
  • Page 10 1-5. LCD UNIT REMOVAL 3 LCD unit 1 Flexible cable 2 Two screws (+K 2X4) 2 Two screws 2 Beznet assy (+K 2X4) SDM-P82(UC) 1-5...

  • Page 11: Lcd Panel Removal

    1-6. LCD PANEL REMOVAL 2 LCD panel 1 Two screws (+PWH 3X6) 1 Two screws (+PWH 3X6) SDM-P82(UC) 1-6...

  • Page 12: H Board Removal

    1-7. H BOARD REMOVAL 3 Connector CN901 1 Switch cover 2 Flexible cable 3 H Board SDM-P82(UC) 1-7...

  • Page 13: Adjustments

    AGING MODE. The NO SYNC AGING flag is held until it is cleared. To clear the NO SYNC AGING flag, go into the service mode and then set the AGING MODE to OFF, or execute the all mode recall. SDM-P82(UC) 2-1...

  • Page 14: Usea Of Service Mode

    EEPROM TEST RGB RESET EXIT CHIPS AGING MODE REGISTERS VALUE CONTROL REG 000~1FF EXIT EXIT The operation procedure is basically same as that of the ordinary user controls. The function of each menu is explained in next section. SDM-P82(UC) 2-2...

  • Page 15: Functions Of Service Mode

    Do not change the above setting until the white balance adjustment is completed. and then set the AGINGN MODE to OFF, or execute the all mode recall. CONTROL REG. This can check the data of the internal registers. This operation is not required usually. SDM-P82(UC) 2-3...
  • Page 16 (3) Adjust the SUB-BRIGHTNESS: R, G, and B. Specifications are listed below. (5) Select COLOR TEMP → 6500K in the service mode menu, and set the data Brightness (cd/m listed below as initial data for adjustment. 0.283 ± 0.003 0.298 ± 0.003 14 ± 0.7 SUB-BRIGHTNESS SUB-CONTRAST SDM-P82(UC) 2-4...

  • Page 17: Action After Replacing The Lcd Panel And Board

    (2) Check of picture and sound. After replacing the G board (1) Operation check of the MAIN POWER switch. (2) Check of picture and sound. After replacing the H board (1) Operation check of buttons and LED's in the front panel. SDM-P82(UC) 2-5...

  • Page 18: Diagrams

    A BOARD (INVERTER) (INTERFACE) CN602 BOARD IC502 IC603 CN501 IC401 CN603 IC503 IC503 CN601 IC504 IC505 IC307 IC302 CN301 IC301 IC303 H BOARD (IKEY BOARD) IC305 IC601 IC304 CN802 IC802 IC801 CN801 CN803 IC201 U BOARD (EARPHONE) G BOARD (POWER) SDM-P82(E)

  • Page 19: Circuit Boards Location

    3-2. CIRCUIT BOARDS LOCATION A Board I Board G Board H Board SDM-P82 (UC)

  • Page 20: Schematic Diagrams And Printed Wiring Boards

    ! sont critiques pour la Source Transistor Drain sécurité. Ne les remplacer que par une pièce (FET) Gate portant le numéro spécifié. Emitter Transistor Collector Base – Discrete semiconductot Ver.1.6 (Chip semiconductors that are not actually used are included.) SDM-P82 (UC)
  • Page 21 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 22 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 23 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 24 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 25 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 26 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. Circuit diagram division code SDM-P82(UC)
  • Page 27 One sheet of A board are circuit diagram is divided into eight sheets, each having the code A-a to A-g. For example, the destination ab1 on the code A-a sheet is connected to ab1 on the A-b sheet. a b 1 Ref. No. SDM-P82(UC) 3-10 Circuit diagram division code...
  • Page 28 [ MAIN CPU,SYSTEM IC,COLOR DEC,A/D CONV,3D COMB FILTER ] — A BOARD — SDM-P82(UC) 3-11...
  • Page 29 [ MAIN CPU,SYSTEM IC,COLOR DEC,A/D CONV,3D COMB FILTER ] — A BOARD — SDM-P82(E) 3-12...

  • Page 30: Schematic Diagram Of H Board

    (2) Schematic Diagram of H Board A(g)BOARD CN303 (KEY) B-SS3633-H.. SDM-P82(UC) 3-12...
  • Page 31 [ KEY ] — H BOARD — SDM-P82(UC) 3-13...

  • Page 32: Schematic Diagram Of I Board

    IC04 CY06 1SS226 8958 0.1u ICT16 ICT65 CN06 2PIN VP22 OP44 YST-A186490 ICT32 ICT41 ICT64 TO LCD BACK LIGHT 1SS355 VP11 CY05 FB11 IC05 1SS226 8958 ICT67 1SS355 OP22 FB22 ICT68 FB22 (INVERTOR) ICT66 1SS355 B-SS3627 - I.. SDM-P82(UC) 3-14...
  • Page 33 [ INVERTER ] — I BOARD — SDM-P82(UC) 3-15...

  • Page 34: Schematic Diagram Of G Board

    (4) Schematic Diagrams of G Board AC IN 100V A (a) BOARD 50/60Hz CN201 G(POWER) B-SS3633 - G.. SDM-P82(UC) 3-16...
  • Page 35 [ POWER SUPPLY ] —G BOARD — SDM-P82(UC) 3-17...

  • Page 36: Exploded Views

    The components identified ! marked are critical for safety. Replace only with the part number specified. Les composants identifiés par la marque sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécifié. SDM-P82(UC) 4-1...

  • Page 37: Chassis

    REF.NO. PART NO. DESCRIPTION REMARK 4-1. CHASSIS X-4040-765-1 BEZEL ASSY 3-704-176-51 EMBLEM (NO.6), SONY 1-761-645-11 H BOARD, MOUNT 1-804-967-11 PANEL, LCD (LM181E05) 1-761-646-11 I BOARD, MOUNT 1-761-615-11 G BOARD, MOUNT 1-761-644-11 A BOARD, MOUNT X-4040-766-1 STAND ASSY +RK 3X6 4-090-701-01 ARM (REAR)

  • Page 38: Packing Materials

    * 4-090-727-11 CUSHION (LOWER) * 4-378-262-21 BAG, PROTECTION * 4-090-726-01 CUSHION (UPPER) 1-765-718-11 CORD SET, POWER 57 58 59 1-796-496-11 DISC, CD-ROM 1-824-596-11 CABLE, D-SUB 1-824-598-11 CABLE, DVI-D 4-090-729-11 MANUAL INSTRUCTION *4-091-820-01 PAPER SHEET (BOTTOM) * 4-091-819-01 PAPER SHEET (BACK) SDM-P82(UC) 4-3...

  • Page 39: Electrical Parts List

    Ne les remplacer que par une pièce portant service. Some delay should be anticipated le numéro spécifié. when ordering these items. RESISTORS When indicating parts by reference • All resistors are in ohms number, please include the board name. • F : nonflammable SDM-P82(UC) 5-1...
  • Page 40 ! / * Board Type Ref.No. Part No. Descrption Remarks-1 Remarks-2 Difference DIODE D130 8-719-510-51 DIODE SB60B SDM-P82(UC) 5-2...
  • Page 41 English Sony EMCS Corporation 200HL08-Data Ichinomiya TEC Made in Japan  2002. 8 9-978-738-01 SDM-P82(UC) 41...

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