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Sony SDM-S81 Service Manual
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Sony SDM-S81 Service Manual

Sony SDM-S81 Service Manual

Tft lcd color computer display
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SERVICE MANUAL

LCD panel
Panel type: a-Si TFT Active Matrix
Picture size: 18.0 inch
Input signal format
RGB operating frequency*
Horizontal: 28 - 92 kHz
Vertical: 48 - 85 Hz
Resolution
Horizontal: Max.1280 dots
Vertical: Max.1024 lines
Input signal levels
RGB video signal
SYNC signal
Power requirements
100 - 240 V, 50 - 60 Hz,
Max. 1.0 A
DC input
DC 12 V (supplied AC adapter)
Power consumption
Max. 50 W
Operating temperature
5 - 35
SPECIFICATIONS
0.7 Vp-p, 75Ω , positive
Ω
TTL level, 2.2 k ,
positive or negative
(Separate horizontal and vertical,
or composite sync)
0.3 Vp-p, 75Ω, negative
(Sync on green)
°
C
TFT LCD Color Computer DISPLAY
SDM-S81
Canadian Model
Dimensions (width/height/depth)
Display (upright):
Mass
Approx. 6.8 kg (14 lb 16 oz) (with
stand)
Approx. 5.1 kg (11 lb 4 oz)
(without stand)
Plug & Play
DDC2B
Accessories
See page 7.
* 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
AEP Model
×
×
Approx. 439 416 233 mm
×
×
3
1
1
(17
/
16
/
9
/
inches)
8
2
4
(with stand)
×
×
Approx. 439 357 60 mm
× 14
×
3
1
3
(17
/
/
2
/
inches)
8
8
8
(without stand)

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Summary of Contents for Sony SDM-S81

  • Page 1: Service Manual

    SDM-S81 US Model SERVICE MANUAL Canadian Model AEP Model SPECIFICATIONS Dimensions (width/height/depth) LCD panel Panel type: a-Si TFT Active Matrix Display (upright): Picture size: 18.0 inch × × Input signal format RGB operating frequency* Approx. 439 416 233 mm ×...
  • Page 2 8. Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC Leakage. Check leakage as described right. 0.15 µF 1.5 kΩ Voltmeter (0.75 V) Earth Ground Fig. A. Using an AC voltmeter to check AC leakage. SDM-S81(E) 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

    When your computer enters the active off mode, the input signal is cut and NO INPUT SIGNAL appears on the screen. After 20 seconds, the monitor enters the power saving mode. deep sleep is the power saving mode defined by the Environmental Protection Agency. SDM-S81(E) 4...

  • Page 5: Automatic Picture Quality Adjustment Function

    , s frequency range (horizontal: the same input signal is received. 28 - 92 kHz, vertical: 48 - 85 Hz). Note While the automatic picture quality adjustment function is activated, only (power) switch will operate. SDM-S81(E) 5...

  • Page 6: Table Of Contents

    ....... 1-5. TFT Panel Removal ..........2. ADJUSTMENTS 2-1. Functional Alignment (1) ........2-2. Functional Alignment (2) ........2-3. Table 1&2 ............2-4. Timing Specification ..........2-5. W/B Alignment Procedure ........3. DIAGRAMS 3-1. Circuit Boards Location ........SDM-S81(E) 6...

  • Page 7: Disassembly

    SECTION 1 DISASSEMBLY 1-1. BACK CABINET AND TFT PANEL REMOVAL 1 Four screws (+PTP 4x22) 2 Back cabinet 4 TFT panel 3 CN010 SDM-S81(E) 1-1...

  • Page 8: Keyboard Mount Removal

    1-2. KEYBOARD MOUNT REMOVAL 1 Three screws (+PTP 3x8) 2 Keyboard mount SDM-S81(E) 1-2...

  • Page 9: Inverter Mount Removal

    1-3. INVERTER MOUNT REMOVAL 1 Two screws (+PWH 3x4) 3 Two screws 2 Inverter shield (+PWH 3x6) 4 CN1 6 CNXXX 5 CN5 9 Inverter mount 7 CN2 8CN3 SDM-S81(E) 1-3...

  • Page 10: I/F Board Removal

    1-4. I/F BOARD REMOVAL 1 Three screws (+PWH 3x4) 2 I/F cover 3 Four screws (+PWH 3x4) 5 CN008 7 I/F board mount 6 CN009 4 Two connector screws SDM-S81(E) 1-4...

  • Page 11: Tft Panel Removal

    1-5. TFT PANEL REMOVAL 2 TFT Panel 1 Four screws (+PWH 3x12) SDM-S81(E) 1-5...

  • Page 12: Adjustments

    2-1. FUNCTIONAL ALIGNMENT (1) •Procedures of how to go to service mode. 1. Hold “C” and “B” key power on, SDM-S81 goes into service mode. 2. Press “MENU” key-----ODS display → contigulation → RGB Reset → ΟΚ → contigulation → Color Temp.

  • Page 13: Functional Alignment (2)

    2. Click on ‘Setup’ menu. e. Adjust ‘sub_brt_B’ to achieve color temperature. • Equipm ent 3. Select ‘Monitor’ type as ‘Sony SDM-S81 ’. Refer to table 2 for specification. 4. Select ‘COM PORT’ according to hardware connection. f. Click ‘Save this color’ for a 9300K color save.

  • Page 14: Table 1&2

    Table 2: Specifications for color adjustment Color Y (35% IRE) 9300 0.2838 0.2981 10 nit 6500 0.3132 0.3297 10 nit 5000 0.3450 0.3580 10 nit ± 0.003 ± 0.7 ± 0.003 Tole Y: Luminance measurements are in cd/m SDM-S81(E) 2-3...

  • Page 15: Timing Specification

    14.272 13.328 11.765 13.346 13.322 15.163 V. SYNC 0.060 0.124 0.106 0.050 0.044 0.050 0.048 0.065 V. BP 0.744 0.600 0.513 0.466 0.524 0.498 0.568 0.502 V. ACTIV 12.549 15.880 13.599 12.795 11.183 12.749 12.667 14.564 H/V POLARITY SDM-S81(E) 2-4...
  • Page 16 V. TOTAL 13.146 16.667 11.764 16.661 13.329 11.761 V. SYNC 0.112 0.050 0.035 0.047 0.038 0.033 V. BP 0.460 0.600 0.547 0.594 0.475 0.483 V. ACTIV 12.547 16.000 11.171 16.005 12.804 11.235 H/V POLARITY SDM-S81(E) 2-5...

  • Page 17: W/B Alignment Procedure

    6. Adjust White Balance (9300K, 6500K & 5000K) and Luminance 9300K 6500K 5000K Tolerance (10 nits @ SONY CS-1000) by Sub-BRT 0.2838 0.3132 0.3450 }0.003 Remark: In normally, adjust G for Luminance (Y), adjust R for x and adjust B for y.

  • Page 18: Diagrams

    SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION Keyboard mount I/F mount Inverter mount SDM-S81(E) 3-1...

  • Page 19: 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-S81(E) 4-1...

  • Page 20: Chassis

    4-087-937-01 STAND ASSY(BLACK) 3 x 4 3 x 10 4-087-921-01 COVER, REAR(WHITE) 4-087-922-01 COVER, REAR(BLACK) 4-087-932-01 CABINET ASSY(WHITE) B2.6 x 5 4-087-935-01 CABINET ASSY(BLACK) PVTP4 x 12 PSW4 x 10 K3 x 8 PTP3 x 8 P4 x 10 SDM-S81(E) 4-2...

  • Page 21: Packing Materials

    1-477-229-11 ADPTOR, AC(WHITE) 55 56 57 58 59 1-477-232-11 ADPTOR, AC(BLACK) 1-765-719-11 CORD SET, POWER(BLACK)(AEP) 1-765-719-21 CORD SET, POWER(WHITE)(AEP) 1-765-720-11 CORD SET, POWER(BLACK)(U/C) 1-765-720-21 CORD SET, POWER(WHITE)(U/C) 1-757-371-11 CABLE ASSY(HD15X2)(WHITE) 1-757-371-21 CABLE ASSY(HD15X2)(BLACK) 1-772-979-21 DISC, INFORMATION(CD-ROM) 4-087-260-11 MANUAL, INSTRUCTION SDM-S81(E) 4-3...

  • Page 22: Electrical Parts List

    X-ray radiation.Should replacement be required, replace only with the value originally used. • All variable and adjustable resistors have characteristic curve B, unless otherwise noted. SDM-S81(E) 5-1...
  • Page 23 *:INVERTER BOARD **:I/F MOUNT Board Type ! / * Ref.No. Part No. Descrption Remarks-1 Remarks-2 Difference FUSE F001 1-576-629-11 IC021 6-801-642-01 W78E62B SDM-S81(E) 6-2...
  • Page 24 English 2001LL08-Data Made in Japan  2001. 12 9-978-722-01 SDM-S81(E) 69...

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