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AOC S992 Series, Руководство по обслуживанию

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SERVICE  MANUAL

 

 

             COLOR  MONITOR

 

 

S992 Series 

 
 
 

 
 

 

 

 
 
 

 

 
 
 
 

 

 P/N : S992X-3-01-A 
 Date : Jul-29-02 
  Version : A00 

 
 
 
 
 

Содержание S992 Series

Страница 1: ...SERVICE MANUAL COLOR MONITOR S992 Series P N S992X 3 01 A Date Jul 29 02 Version A00...

Страница 2: ...TTL Level TTL Level TTL Level TTL Level Positive Negative Negative Positive Horizontal 720 H 640 H 640 H 800 H Vertical 400 V 480 V 480 V 600 V Fh kHz 31 327 31 469 43 269 53 750 Fv Hz 69 616 59 9 85...

Страница 3: ...gh safety test must be performed to verify that the display is safe to operate without danger or shock Always perform an AC leakage current check on the exposed metallic parts of the cabinet such as s...

Страница 4: ...on the connector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable PIN NO DESCRIPTION PIN NO DESCRIPTION 1 RED 9 NC 2 GREEN 10 GND 3 BLUE 11 SYNC GND 4...

Страница 5: ...n disconnect this resistor to bring the unit to normal condition 2 Factory preset Timings Adjustment A Press MENU Key to show OSD window press Up or Down Key to switch the functional controls B Press...

Страница 6: ...V SIZE R BIAS ZOOM G BIAS TOP COMER R BIAS BOTTOM COMER 9300 COLOR TEMPERATURE PINCUSHION 6500 COLOR TEMPERATURE TRAPEZOID DEGAUSS PIN BALANCE OSD EXIT PARALLELOGRAM RETURN ROTATION Vs LINEAR HS SUB...

Страница 7: ...with the x 313 10 y 329 10 Y 130 140 cd m2 E Full white luminance a Set mode 2 640 x 680 Fh 68 7KHz full white pattern b Image Size H 346 4mm V 270 4mm c Brightness set to raster just cut off and set...

Страница 8: ...by varying the two tabs together keeping the angle between them constant 5 CIRCUIT DESCRIPTION 5 1 MICRO CONTROLLER CIRCUIT MICRO Controller The IC101 contains a 6502 8 bit CPU core 256 bytes of RAM...

Страница 9: ...his monitor The concept is fully DC controllable and can be used in applications with a micro controller solutions The UPC1888ECT provides sync Processing with full auto sync capability a flexible SMP...

Страница 10: ...Control D707 Mixing Diode D704 Rectifier for 250V Supply D709 Protection Diode for Q708 D706 D708 Rectifier for 200V Supply Q707 Picture Mute Control AMP Q703 Q706 Brightness Control CKT Q708 Vertical...

Страница 11: ...CHECK VOLTAGE OF THE CRT CHECK BRIGHTNESS CIRCUIT OK CHECK POWER SAVING CIRCUIT ABNORMAL DISPLAY H SYNC V SYNC SIGNAL REFER ITEM 8 2 CATHODE ABOUT 60V TO 70V CHECK SCREEN VOLTAGE ABOUT 400V TO 700V OF...

Страница 12: ...FACE CARD CONTRAST SET MAX OR IC401 PIN 16 OUTPUT CHECK IC801 PIN 13 ABOUT 4V PIN 6 9 22 ABOUT 12V CHECK IC801 PIN 15 CLAMP PULSE PIN 18 20 23 ABOUT 4Vpp CHECK THE IC105 RELATIVE CIRCUIT PIN 16 BLANK...

Страница 13: ...pp CHECK THE VOLTAGE OF FBT SCREEN CHECK THE RELATIVE CIRCUIT CHECK THE 12V PIN OF SMPS ON MAIN PCB RELATIVE CIRCUIT OF P802 CONNECTOR ABOUT 400V TO 700V EXCEED 700V OF IC801 CHECK FBT CRT RELATIVE CI...

Страница 14: ...NG NG CHECK THE COLLECTOR VOLTAGE CHECK THE COLLECTOR VOLTAGE RELATIVE CIRCUIT RELATIVE CIRCUIT CHECK IC401 PIN 26 31 CHECK Q402 T401 CHECK T401 T402 Q402 Q403 OF Q402 ABOUT 40Vpp OF Q403 ABOUT 1100Vp...

Страница 15: ...5 IC401 PIN 4 5 6 VR 902 ABOUT 60 5V AT FH 31KHz CRT ABOUT 26KV 2 ABNORMAL HORIZONTAL RASTER CENTER P403 AND JUMPER CHECK T903 D926 D927 R964 R968 3 ABNORMAL HORIZONTAL VIDEO CENTER CHECK IC101 PIN 9...

Страница 16: ...K ZD601 ZD602 R626 SMPS CHECK IC401 PIN 22 23 24 CHECK IC401 PIN 12 13 2 VERTICAL CENTER NG READJUST V CENTER CHECK IC101 PIN 9 10 IC401 PIN 18 19 6 7 SIDE PIN CUSHION DISTORTION NG READJUST SIDEPIN C...

Страница 17: ...LEAD WIRE CRT SOCKET CRT 6 9 NO SOUND FOR AUDIO MODEL ONLY OK OK OK OK NG ENSURE THE SOUND SOURCE IS POWER ON ENSURE THE SOURCE CABLE CONNECTION CHECK POWER CHECK IC501 IC501 FAILURE SPEAKER FAILURE...

Страница 18: ...IFIED CIRCUIT 6 3V CIRCUIT CHECK START C K T CHECK POWER SAVING C K T OFF MODE CHECK IC401 CHECK D919 CHECK Q911 Q911 FAILURE CHECK Q901 CHECK IC901 CHECK AC LINE VOLT 120V OR 220V CHECK F901 SW901 CH...

Страница 19: ...40A 153 19 2 CRT WARNING LABEL 40A 154501 1 HI POT GND LABEL FOR MON 40A 581 26704 FOR CARTON PALLET 40A 58162410A H V LABEL 40A2054615 1 ID LABEL 41A 905615 1A MANUAL 44A3224 1 EPS CUSHION 44A3224 2...

Страница 20: ...5 17 5 9 89A174A5DN GL SIGNAL CABLE B1A1040 10128 SCREW 4 10 B1A1140 6128 SCREW D1A1140 7128 SCREW 4X7 FOR AC M1A1140 6128 SCREW 705A992XC56 01 IC601 IC903 ASS Y 705A992XC5601A IC901 Q904 ASS Y 705A9...

Страница 21: ...UF 20 16V C939 67A 305102 3 1000 UF 20 16V C999 63A 107224 HS INTERFERENCE SUPPRESSORS CN902 33A3074 1 2P PLUG D907 93A3060500 RG4A SANKEN D912 93A3020 8T RG 4Z D922 93A3020 8T RG 4Z D923 93A3020 8T R...

Страница 22: ...OHM 5 3W R457 61A152M150 64 MOFR 15 OHM 5 2W R475 61A153M189 59 MOFR 1 8 OHM 5 3W R632 61A152M689 64 MOFR 6 8 OHM 5 2W R635 61A152M689 64 MOFR 6 8 OHM 5 2W R723 61A152M121 64 MOFR 120 OHM 5 2W R743 6...

Страница 23: ...3T 33UF 20 16V C105 67A 309100 7T 10UF 20 50V C107 67A 305100 7T 10UF 20 50V C108 65A 44222113T 220PF 5 NPO 50V C117 67A 309221 3T 220UF 20 16V C127 67A 309100 7T 10UF 20 50V C130 67A 309100 7T 10UF 2...

Страница 24: ...309109 7T 1 0UF 20 50V C448 65A 444152 5T 1500PF 10 Y5P 50V C451 65A 1K101 2T 100PF 1KV Z5P C452 67A 309330 3T 33UF 20 16V C454 67A 305109 7T 1UF 20 50V C455 67A 309109 7T 1 0UF 20 50V C456 64A178J104...

Страница 25: ...10 50V Y5P C916 67A 70109 9T 1UF 20 100V C918 67A 305100 7T 10UF 20 50V C919 65A 44210013T 10PF 5 NPO 50V C920 67A 309470 7T 47UF 20 50V C921 65A 450104 7T 0 1UF 80 20 50V Y5V C922 65A517M103 3T 10NF...

Страница 26: ...95A 90 23 TIN COATED D704 93A1060 652T F R D BYV26C D705 93A 6021W52T FR155 WILLAS D706 93A1060 652T F R D BYV26C D707 93A 64 1152T DIODE 1N4148 D708 93A1060 652T F R D BYV26C D709 93A 64 1152T DIODE...

Страница 27: ...23 TIN COATED J021 95A 90 23 TIN COATED J022 95A 90 23 TIN COATED J023 95A 90 23 TIN COATED J024 95A 90 23 TIN COATED J025 95A 90 23 TIN COATED J026 95A 90 23 TIN COATED J027 95A 90 23 TIN COATED J028...

Страница 28: ...70 95A 90 23 TIN COATED J071 95A 90 23 TIN COATED J072 95A 90 23 TIN COATED J073 95A 90 23 TIN COATED J074 95A 90 23 TIN COATED J075 95A 90 23 TIN COATED J076 95A 90 23 TIN COATED J077 95A 90 23 TIN C...

Страница 29: ...95A 90 23 TIN COATED J124 95A 90 23 TIN COATED J125 95A 90 23 TIN COATED J126 95A 90 23 TIN COATED J127 95A 90 23 TIN COATED J128 95A 90 23 TIN COATED J129 95A 90 23 TIN COATED J130 95A 90 23 TIN COA...

Страница 30: ...57A 420 P T TRAN 2SA733P NEC TAPING Q906 57A 420 P T TRAN 2SA733P NEC TAPING Q907 57A 419 P T TRAN 2SC945P NEC TAPING Q912 57A 446 1 T TRAN 2SC1213AC HITACHI Q913 57A 419 P T TRAN 2SC945P NEC TAPING...

Страница 31: ...5 1 6W R408 61A 17215252T CFR 1 5K OHM 5 1 4W R409 61A 17222352T CFR 22KOHM 5 1 4W R410 61A 60210252T CFR 1K OHM 5 1 6W R411 61A 17210552T CFR 1MOHM 5 1 4W R412 61A 60291252T CFR 9 1K OHM 5 1 6W R413...

Страница 32: ...K OHM 5 1 6W R465 61A 60216352T CFR 16K OHM 5 1 6W R466 61A 60233352T CFR 33K OHM 5 1 6W R467 61A 60233352T CFR 33K OHM 5 1 6W R468 61A 60233352T CFR 33K OHM 5 1 6W R469 61A 60233352T CFR 33K OHM 5 1...

Страница 33: ...61A 60210352T CFR 10K OHM 5 1 6W R718 61A 60210352T CFR 10K OHM 5 1 6W R 719 61A 21011252T MFR 1 1KOHM 1 1 6W R720 61A214Y12552T MGFR 1 2MOHM 5 1 4W R721 61A 60211452T CFR 110K OHM 5 1 6W R722 61A 60...

Страница 34: ...222252T CFR 2 2KOHM 5 1 4W R931 61A 17210452T CFR100K OHM 5 1 4W R932 61A212Y22452T MGFR 220K OHM 5 1 2W R933 61A175L22452T CFR 220K OHM 5 1 2W R954 61A175L56352T CFR 56K OHM 5 1 2W R956 61A 17210252T...

Страница 35: ...N IC801 56A 539 5 LM1269NA BY NS IC803 56A 539 6 LM2480NA BY NS IC804 56A1131 15 NT6828 00023 P801 33A3278 6A 6P PLUG P802 33A3802 14 WAFER EH 14 R822 61A152M101 64 MOFR 100OHM 5 2W R848 61A152M159 64...

Страница 36: ...UF 20 100V C856 65A 550103 4T 0 01UF 100V Z5V C857 65A 550103 4T 0 01UF 100V Z5V C858 65A 550103 4T 0 01UF 100V Z5V C859 65A517K102 2T 1000PF 10 Z5P 500V C861 65A517K102 2T 1000PF 10 Z5P 500V C862 65A...

Страница 37: ...OATED J812 95A 90 23 TIN COATED L801 73A 5433810T 0 33uH 10 L802 73A 5433810T 0 33uH 10 L803 73A 5433810T 0 33uH 10 L804 95A 90 23 TIN COATED L850 73A 5422810T 0 22UH 10 L851 73A 5422810T 0 22UH 10 L8...

Страница 38: ...1 6W R840 61A 60247052T CFR 47 OHM 5 1 6W R841 61A 60247052T CFR 47 OHM 5 1 6W R842 61A 60247052T CFR 47 OHM 5 1 6W R847 61A 60210052T CFR 10 OHM 5 1 6W R854 61A 17251052T CFR 51OHM 5 1 4W R855 61A 17...

Страница 39: ...755 1 2SC5411 Q405 57A 415 1 TR NPN TIP122 FAIRCHILD Q911 57A 600512 STP8NS25 Location 705A992XC57 03A Q420 ASS Y Remark 90A 361506 A HEAT SINK M1A1730 7128 SCREW Q420 57A 600 21 IRF630M S T Location...

Страница 40: ...C438 63A210J1042BM 0 1UF 250V C439 63A210J3042CC 0 3UF 250V C449 65A 2K121 5A 120PF 2KV C450 65A 2K101 5T 100PF 2KV C453 63A210J2742CM 0 27UF 5 250V PMH C498 65A 1K221 2T 220PF 1KV Z5P 10 C499 65A 1K6...

Страница 41: ...IC101 NT68P61AU IC102 24C08 IC901 STR G8656D...

Страница 42: ...IC401 UPC1888ECT...

Страница 43: ...IC804 NT6828 00023 IC801 LM1269NA...

Страница 44: ...LM2480NA IC904 PC123 C903 L7812CV Synchronization Input Gnd Gate Drive VCC Current Sense Input Oscillator Capacitor CT Vcontrol Feedback Input IC902 MC33260 PIN CONNECTIONS MC33260 AWL YYWW 1 2 3 4 5...

Страница 45: ...IC803 LM2437...

Страница 46: ...403 C402 C410 C606 C446 C459 C422 C616 C462 C205 C923 C922 C206 C104 C106 C943 J003 J101 J007 GND GND4 GND3 GND2 SYNC C418 C428 C438 C439 C453 C458 C419 C429 C425 J090 J043 J033 J134 J108 J087 J094 J0...

Страница 47: ...C432 R448 56K C454 1UF D415 PS156R R449 4K7 C441 1UF Q410 2SC945 33K R468 1 4W 1K5 R440 C908 Q417 IRF640 1 4W 150K R460 56K R441 TP702 PS156R D416 4K7 R442 1UF C437 R909 JUMPER 35V 220UF C607 1W 0 82...

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