SDM-S51 Service Manual
Contents
1. c 4 087 927 01 4 087 930 01 1 904 691 11 1 761 556 11 1 761 554 11 1 761 549 11 4 087 928 01 4 087 931 01 4 087 919 01 4 087 920 01 4 087 926 01 4 087 929 01 DESCRIPTION REMARK BEZEL ASSY WHITE BEZEL ASSY BLACK LCD PANEL I F BOARD MOUNT KEYBOARD MOUNT INVERTER MOUNT STAND ASSY WHITE STAND ASSY BLACK COVER REAR WHITE COVER REAR BLACK CABINET ASSY WHITE CABINET ASSY BLACK SDM S51 E 4 2 4 2 PACKING MATERIALS 56 67 G8 5 gt 22 Z REF NO PART NO 51 52 53 54 55 56 57 58 59 4 087 213 01 4 087 768 01 4 087 767 01 4 087 766 01 1 477 228 11 1 477 231 11 1 765 719 11 1 765 719 21 1 765 720 11 1 765 720 21 1 757 371 11 1 757 371 21 1 772 979 21 4 087 260 11 DESCRIPTION REMARK INDIVIDUAL CARTON CUSHION LEFT CUSHION RIGHT CUSHION BOTTOM ADPTOR AC WHITE ADPTOR AC BLACK CORD SET POWER BLACK AEP CORD SET POWER WHITE AEP CORD SET POWER BLACK U C CORD SET POWER WHITE U C CABLE ASSY HD15X2 WHITE CABLE ASSY HD15X2 BLACK DISC INFORMATION CD ROM MANUAL INSTRUCTION SDM S51 E 4 3 NOTE The components identified marked are critical for safety Replace only with the part number specified Les composants identifi s par la marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi When indicating parts by2. 1 1 del Chassis oculata a a edet ti dai m 4 2 1 2 Keyboard Mount Removal 1 2 4 2 Packing Materials 4 3 1 3 Inverter Mount Removal 1 3 1 4 Board Removal ua ei ette 1 4 5 ELECTRICAL PARTS LIST a 1 5 TFT Panel Removal 1 5 2 ADJUSTMENTS 2 1 Functional Alignment 1 2 1 2 2 Functional Alignment 2 2 2 2 3 Table 0 Na 2 3 2 4 Timing Specification 2 4 2 5 WIB Alignment Procedure 2 5 3 DIAGRAMS 3 1 Circuit Boards Location 3 1 SDM S51 E 6 SECTION 1 DISASSEMBLY 1 1 BACK CABINET AND TFT PANEL REMOVAL CD Four screws i PVTP 4x12 Back cabinet 8 TFT panel SDM S51 E 1 1 1 2 KEYBOARD MOUNT REMOVAL CD Screw PWH 3x4 Four screws PVTP 3x10 Keyboard mount SDM S51 E 1 2 1 3 INVERTER MOUNT REMOVAL 9 9 Two screws PWH 3x4 2 Inverter cover 8 Two screws PWH 3x4 4 Inverter shield 5 Inverter mount b SS gt lt 8 CN2 SDM S51 E 1 3 1 4 I F BOARD REMOVAL Three screws 9 PWH 3x4 2 I F cover 3 Three screws PWH 3x4
3. I F board mount 7 5 CN201 5 CN302A 3 Two screws T PWH 3x4 5 CN501 SDM S51 E 1 4 1 5 TFT PANEL REMOVAL D Four screws PVTP 4x12 SDM S51 E 1 5 SECTION 2 ADJUSTMENTS 2 1 FUNCTIONAL ALIGNMENT 1 Procedures of how to go to service mode 1 Hold t and 4 key power on SDM S 51 goes into service mode 2 Press MENU key ODS display contigulation gt RGB Reset gt OK contigulation Color Temp 3 Press key to go to second page s late icon 4 Press OK key service menu display 5 Select one of features 6 Press MENU key to exit OSD 7 Power OFF then ON again monitor go to normal mode If you would like to enter service mode again performing the above procedures cycle SUB BRIGHTNESS CONFIGUR ATION COLOR TEMP N A CHIPS INITIAL EE PROM CLEAR ETI TIME SYNC SLICE RGBRESET EEPROM TEST SESS B B EXIT PERFORM Off Note 1 N A means Not applied 2 This service menu only provides both Configuration amp Sync slice functions This other were used for design engineering There is no guarantee of using those N A functions SDM S51 E 2 1 2 2 FUNCTIONAL ALIGNMENT 2 This paper documents the functional alignment Used Color meter procedure of Sony LCD monitor SDM S51 Equipm ent Computer PC workstation with Windows 95 Installed PS 2 mouse is required So
4. H V POLARITY N N N N N N N N N N N N SDM S51 E 2 4 PRESET MODE MODE 17 MODE 18 MODE 19 MODE 20 MODE 21 MODE 2 SIGNAL MODE WS VESA 60Hz VESA 85Hz VESA 60Hz VESA 75Hz VESA 85Hz RESOLUTION 1152X 900 1280 X 960 1280 X 960 1280X 1024 1280X 1024 1280X 1024 DOT CLOCK 105 590 MHz 108 000 MHz 148500 MHz 108 000 MHz 135 000 MHz 157 500 MHz HORIZONTAL usec usec usec usec usec usec H TOATL 13 941 16 667 22 636 15 630 12 504 10 971 H SYNC 0 909 1 037 1 077 1 037 1 067 1 016 H BP 1 970 2 889 1 508 2 296 1 837 1 422 H ACTIV 10 910 11 852 8 620 11 852 9 481 8 127 VERTICAL msec msec msec msec msec msec 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 N N P P P P SDM S51 E 2 5 2 5 W B ALIGNMENT PROCEDURE A Measurement Condition Measurement point Center of screen Measurement distance 50 cm Measurement Angle 90 B Measurement equipment Color Analyzer Minolta CS 1000 or equivalent Signal Generator VG 828D or equivalent C Alignment Procedure Alignment Procedure Parameter Setting amp Specification Burn in mode press BRT OK then Power ON 1 Aging more than 30 minutes 2 Enter to Service Mode Service mode press V A then P
5. reference number please include the board name The components identified by in this manual have been carefully factory selected for each set in order to satisfy regulations regardin 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 SECTION 5 ELECTRICAL PARTS LIST Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items RESISTORS All resistors are in ohms F nonflammable SDM S51 E 5 1 INVERTER BOARD F MOUNT No Board Type Ref No Part No Descrption Remarks 1 Remarks 2 Difference 1 FUSE F201 1 576 633 11 2 8 IC302 6 801 646 01 W78E62B 40 SDM S51 E 5 2 English 2001LL08 Data Made in Japan 9 978 721 01 2001 12 SDM S51 E 69
6. return to chassis must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods l 2 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indication is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are examples of a passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 V AC range are suitable See Fig A Fig A Using an AC voltmeter to check AC leakage To Exposed Metal Parts on Set AC Voltmeter 10 0 15uF Earth Ground SDM S51 E 2 WARNING NEVER TURN ON THE POWER IN A CONDITION IN WHICH THE DEGAUSS COIL HAS BEEN REMOVED SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY SHADING AND MARK 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 ADJUST MENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE IDENTIFIED IN THIS MANUAL FOLLOW THESE PROCEDURES WHENEVER CRITICAL COMPO
7. the monitor receives an input signal it automatically matches the signal to one of the factory preset modes stored in the monitors memory to provide a high quality picture at the center of the screen See Appendix for a list of the factory preset modes For input signals that do not match one of the factory preset modes the automatic picture quality adjustment function of this monitor automatically adjusts the picture position phase and pitch and ensures that a clear picture appears on the screen for any timing within the monitor s frequency range horizontal 28 60kHz vertical 48 75 Hz Consequently the first time the monitor receives input signals that do not match one of the factory preset modes the monitor may take a longer time than normal for displaying the picture on the screen This adjustment data is automatically stored in memory so that next time the monitor will function in the same way as when the monitor receives the signals that match one of the factory preset modes In all modes as above if the picture is adjusted the adjustment data is stored as a user mode and automatically recalled whenever the same input signal is received Note While the automatic picture quality adjustment function is activated only the power switch will operate SDM S51 E 5 TABLE OF CONTENTS Section Title Page Section Title Page 1 DISASSEMBLY 4 EXPLODED VIEWS 1 1 Back Cabinet and TFT Panel Removal
8. the screen center horizontally Adjust V position to make the screen center vertically Repeat steps 3 6 for best picture performance Click Save Geometry to perform a user timing mode save Repeat step 1 7 for each of the user present timings SDM S51 E 2 2 2 3 TABLE1 amp 2 Table 1 Default data for analog color adjustment Color 9300K 6500K 5000K Brightness G 50 30 50 Contrast G 70 70 70 Sub Brt R 30 33 37 Sub Brt G 32 32 32 Sub Brt B 26 18 12 Sub Cont R 128 128 128 Sub Cont G 128 128 128 Sub Cont B 128 128 128 Table 2 Specifications for color adjustment Color X y Y 35 IRE 9300 0 2838 0 2981 10 nit 6500 0 3132 0 3297 10 nit 5000 0 3450 0 3580 10 nit Tole t 0 003 0 003 0 7 Y Luminance measurements are in cd m SDM S51 E 2 3 2 4 TIMING SPECIFICATION PRESET MODE MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 MODE 6 MODE 7 MODE 8 SIGNAL MODE VESA 60Hz MAC 13 VESA 75Hz VESA 85Hz VESA 70Hz VESA 60Hz VESA 75Hz VESA 85Hz RESOLUTION 640 X 480 640 X 480 640 X 480 640 X 480 720 X 400 800 X 600 800 X 600 800 X 600 DOT CLOCK 25 175 MHz 30 240 MHz 31 500 MHz 36 000 MHz 28 350 MHz 40 000 MHz 49 500 MHz 56 250 MHz HORIZONTAL usec usec usec usec usec usec usec usec H TOATL 31 778 28 571 26 667 23 111 31 746 26 4
9. 00 21 333 18 631 H SYNC 3 813 2 116 2 032 1 556 2 540 3 200 1 616 1 138 H BP 1 907 3 175 3 810 2 222 3 175 2 200 3 232 2 702 H ACTIV 25 422 21 164 20 317 17 778 25 397 20 000 16 162 14 222 VERTICAL msec msec msec msec msec msec msec msec V TOTAL 16 683 15 000 13 333 11 764 14 254 16 579 13 333 11 756 V SYNC 0 064 0 086 0 080 0 069 0 095 0 106 0 064 0 056 V BP 1 049 1 114 0 427 0 578 1 079 0 607 0 448 0 503 V ACTIV 15 253 13 714 12 800 11 093 12 698 15 840 12 800 11 179 H V POLARITY N N N N N N N N N P P P P P PRESET MODE MODE 9 MODE 10 MODE 11 MODE 12 MODE 13 MODE 14 MODE 15 MODE 16 SIGNAL MODE PMAC 16 VESA 60Hz VESA 70Hz VESA 75Hz VESA 75Hz 19 WS RESOLUTION 832 X 624 1024 X 768 1024 X 768 1024 X 768 1024 X 768 1024 X 768 1152 X 870 1152 X 900 DOT CLOCK 57 285 MHz 65 000 MHz 75 000 MHz 78 750 MHz 94 500 MHz 80 000 MHz 100 000 MHz 92 940 MHz HORIZONTAL usec usec usec usec usec usec usec usec H TOATL 20 110 20 677 17 707 16 660 14 561 16 600 14 560 16 182 H SYNC 1 117 2 092 1 813 1 219 1 016 1 200 1 280 1 377 H BP 3 910 2 462 1 920 2 235 2 201 2 200 1 440 2 087 H ACTIV 14 524 15 754 13 653 13 003 10 836 12 800 11 520 12 395 VERTICAL msec msec msec msec msec msec msec msec V TOTAL 13 413 16 666 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
10. NENTS ARE REPLACED OR IM PROPER OPERATION IS SUSPECTED AVERTISSEMENT NE JAMAIS METTRE SOUS TENSION QUAND LA BOBINE DE DEMAGNETISATION EST ENLEV E ATTENTION AUX COMPOSANTS RELATIFS LA S CURIT LES COMPOSANTS IDENTIFI S PAR UNE TRAME ET UNE MARQUE SONT CRITIQUES POUR LA S CURIT NE LES REMPLACER QUE PAR UNE PIECE PORTANT LE NUM RO SPECIFI LES R GLAGES DE CIRCUIT DONT L IMPORTANCE EST CRITIQUE POUR LA S CURIT DU FONCTIONNEMENT SONT IDENTIFI S DANS LE PR SENT MANUEL SUIVRE CES PROC DURES LORS DE CHAQUE REMPLACEMENT DE COMPOSANTS CRITIQUES OU LORSQU UN MAUVAIS FONCTIONNEMENT EST SUSPECT SDM S51 E 3 POWER SAVING FUNCTION This monitor meets the power saving guidelines set by VESA ENERGY STAR and NUTEK If the monitor is connected to a computer or video graphics board that is DPMS Display Power Management Signaling compliant the monitor will automatically reduce power consumption as shown below SDM S51 Power mode Power consumption power indcabr normal 25 W max green operation active off 3 W max orange deep sleep power off 3 W max off 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 deepsleep isthe power saving mode defined by the Environmental Protection Agency SDM S51 E 4 AUTOMATIC PICTURE QUALITY ADJUSTMENT FUNCTION When
11. SERVICE MANUAL LCD panel Input signal format Resolution Input signal levels Power requirements DC input Power consumption Operating temperature SPECIFICATIONS Panel type a Si TFT Active Matrix Picture size 15 0 inch RGB operating frequency Horizontal 28 60 kHz Vertical 48 75 Hz Horizontal Max 1024 dots Vertical Max 768 lines RGB video signal 0 7 Vp p 750 positive SYNC signal TTL level 2 2 positive or negative Separate horizontal and vertical or composite sync 0 3 Vp p 75Q negative Sync on green 100 240 V 50 60 Hz Max 0 56A DC 12 V supplied AC adapter Max 25 W 5 35 C SDM S51 US Model Canadian Model AEP Model Dimensions width height depth Mass Plug amp Play Accessories Display upright Approx 387 x 330 x 175 mm 15 1 4 x 13 x7 inches with stand Approx 387 x 281 x 48 mm 15 Ja x 11 x 1 D 16inches without stand Approx 3 7 kg 81b 3 oz with stand Approx 2 9 kg 6 Ib 5 oz without stand DDC2B 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 us whichever is larger Horizontal blanking width should be more than 2 5 usec Vertical blanking width should be more than 450 usec Design and specifications are subject to change without notice TFT LCD Color Computer DISPLAY SON Y SAFETY CHECK OUT Afte
12. ftware KSi Engineering alignment software tool Color meter Option Signal generator Option Cable Special RS232 interface cable Setup gt oo Copy ECS software lt ALIGN EXE gt into a new PC directory Prepare timing amp pattern data for signal generator according to Sony s timing specifications Prepare timing files for lt ALIGN EXE gt Connect monitor interface cable between flat panel monitor and PC com port Connect monitor video cable to signal generator Put Topcon 50cm from the monitor Point it perpendicularly at the center of the display Achieve the best focus through the eyepiece Enclose the monitor and Topcon in a light shield chamber Set up SERVICE MODE of the monitor Download In order to enhance productivity a software utility is provided to download default data to LCD monitor The default data includes color balance data and geometry timing data Operation 1 2 3 4 5 6 Execute software lt ALIGN EXE gt Click on Setup menu Select Monitor type as Sony SDM S81 Select COM PORT according to hardware connection Click OK to save the new setup configuration Quit this application and Re enter to make the new settings effective On Screen Adjustment 1 2 Click on the Monitor icon an virtual monitor panel would show up On entry the software tries to establish a communicat
13. ion link with the monitor The monitor internal DACs are read and shown on screen sliders A CONNECT icon would show up on the lower left corner of the dialog screen An error message would pop up should communication fail A BREAK icon would show up on the dialog screen If this happens check the hardware setup communication cable and the connection Warm up time Allow 30 minutes warm up time before doing any adjust ment Color Adjustm ent 1 9300K color adjustment Center adjustment a Click Color Temperature as 93007 b Apply 40 IRE white video field primary mode c Make sure backlight register data is 0 100 3 d Click Refresh Refer to table 1 for default data for color adjustment e Adjust sub to achieve color temperature Refer to table 2 for specification f Click Save this color for a 9300K color save 5000K color adjustment a Click Color Temperature as 5000 b Repeat alignment procedure as 9300 steps b f 6500K color adjustment a Click Color Temperature as 6500 b Repeat alignment procedure as 9300 steps b f Geometry Adjus tment n Connect the personal computer which has alignment data Click Refresh inside Geometry Register Box Adjust Pitch for optimum screen performance Adjust Phase for optimum screen performance Adjust H position to make
14. ower ON 4 Initial Data Setting a Brightness 50 a Brightness 50 b Contrast 70 c Sub BRT R G B 128 d Sub CONT R G B 50 b Contrast 70 c Sub BRT R G B 26 d Sub CONT R G B 128 5 Input gray raster pattern 6 Adjust White Balance 9300K 6500K amp 5000K and Luminance 10 nits SONY CS 1000 by Sub BRT Remark In normally adjust G for Luminance Y adjust R for x and adjust B for y 7 All mode recall mode recall press CONTRA ST OK then Power ON SDM S51 E 2 6 SECTION 3 DIAGRAMS 3 1 CIRCUIT BOARDS LOCATION SDM S51 E 3 1 SECTION 4 EXPLODED VIEWS Items with no part number and no description are not stocked because they are seldom required for routine service The construction parts of an assembled part are indicated with a collation number in the remark column Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items The components identified marked are critical for safety Replace only with the part number specified Les composants identifi s par la marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi SDM S51 E 4 1 4 1 CHASSIS 006009 PWHS x 4 9 REF NO PART NO 1 O
15. r correcting the original service problem perform the following safety checks before releasing the set to the customer l Check the area of your repair for unsoldered or poorly soldered connections Check the entire board surface for solder splashes and bridges Check the interboard wiring to ensure that no wires are pinched or contact high wattage resistors Check that all control knobs shields covers ground straps and mounting hardware have been replaced Be absolutely certain that you have replaced all the insulators Look for unauthorized replacement parts particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement Check the line cords for cracks and abrasion Recommend the replacement of any such line cord to the customer Check the and HV to see if they are specified values Make sure your instruments are accurate be suspicious of your HV meter if sets always have low HV Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC Leakage Check leakage as described right LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a
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