Eastern Digital Co V700P Скачать руководство пользователя страница 40 | Manualshive

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Eastern Digital Co V700P Скачать руководство пользователя страница 40

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Содержание V700P

Страница 1: ...SERVICE MANUAL COLOR MONITOR 700 SERIES V700P V702P V710FD V720FD PROVISION By Eastern Digital Co Ltd...

Страница 2: ...ATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS LIABILITY FOR CH...

Страница 3: ...6 TROUBLE SHOOTING CHART 12 6 1 NO RASTER CRT RELATIVE CIRCUIT PROBLEMS 12 6 2 ABNORMAL DISPLAY 14 6 3 NO BLANKING 15 6 4 HOR OSC DEF HV CIRCUIT FAULT 15 6 5 ABNORMAL HORIZONTAL DEFLECTION 16 6 6 ABNO...

Страница 4: ...sitive Vert Sync TTL Level TTL Level TTL Level TTL Level TTL Level Positive Negative Positive Positive Positive Positive Negative 4 Resolution Horizontal 640 H 640 H 800 H 800 H 1024 H Vertical 480 V...

Страница 5: ...to rated AC outlet do not use a line isolation transformer during this check b Use an AC voltmeter having 5000 ohms per volt or with more sensitivity in the following manner Connect a 1500 ohms 10 Wat...

Страница 6: ...ply It is important to maintain specified values of all components in the horizontal and high voltage circuits and anywhere else in the monitor that could cause a rise in high voltage or operating sup...

Страница 7: ...stem device and lock both screws 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 G...

Страница 8: ...5 ABL ADJ PCB KEY VR603 6 ENCODE OSD SWITCH PCB KEY EN301 4 3 ADJUSTMENT METHOD 1 12V DDB HV protection voltage adjustment A Chroma 2000 Signal generator or PC equivalent set mode 1 VGA 640 480 patte...

Страница 9: ...d block white luminance a Brightness set to max contrast set to max select 9300 K color temperature from user menu b Input signal F9 Display Center Block Signal mode 1 640 480 Fh 31 6KHZ c Set VR604 t...

Страница 10: ...ue lines are converged by varying the angle between the two tabs of the 4 pole magnets on the PCM assembly See above diagrams D Horizontal red and blue lines are converged by varying the two tabs toge...

Страница 11: ...deo amplifier clamping signal input from pin No 11 to restore the DC voltage of video signal the signal output from IC801 pass through IC802 Video package amplifier stage LM2439T then go to the cut of...

Страница 12: ...T D707 B Feed Back Rectifier from F B T Pulse Q705 Q706 Use for Off Mode to Cut off 6 3V Supply Voltage Q707 Q708 Use for Standy By or Suspend Mode to Cut off 12V Supply Voltage Q702 Q703 Push Pull To...

Страница 13: ...CHECKTHEVOLTAGEOFCRT HEATERABOUT6 3V CHECKVOLTAGEOFTHECRT CHECKBRIGHTNESSCIRCUIT CHECKPOWERSA VINGCIRCUIT ABNORMALDISPLAY CHECKFBT D846 C826 Q620 Q621 Q622RELA TIVECKT REFERITEM8 2 CATHODEABOUT40VTO60...

Страница 14: ...HEVIDEOOUTPUTOFIC801 R G B APPROACHSTANDARD CHECKSIGNALCABLEOR INTERFACECARD CHECKTHERELA TIVECIRCUIT CHECKIC801PIN11ABOUT10Vpp PIN13 15 18ABOUT3Vpp PIN2 16ABOUT8V CHECK8VRELA TIVECIRCUIT OFQ802ORCLAM...

Страница 15: ...OK NG OK NG CHECKTHEOUTPUTVOLTAGE CHECKTHEB VOLTAGEOF CHECKTHEVOLTAGEOFCRT CATHODEABOUT40Vpp CHECKTHEVOLTAGEOFFBTSCREEN ABOUT400TO600V CHECKTHERELA TIVECIRCUIT CHECKTHE12VPIN OFSMPSONMAINPCB RELA TIV...

Страница 16: ...HV CIRCUIT FAULT 1 NO RASTER DISCONNECT WITH SIGNAL CABLE NG OK OK OK NG NG NG CHECKTHECOLLECTORVOLTAGE CHECKTHECOLLECTORVOLTAGE RELA TIVECIRCUIT RELA TIVECIRCUIT OFQ603ABOUT60Vpp CHECKQ603 T601 CHEC...

Страница 17: ...VOLTAGEABOUT OFQ605 Q606 Q607 67VATFH 31KHz CHECKTHEHVOFCRT ABOUT24 5KV READJUSTH SIZEFUNCTION 2 ABNORMAL HORIZONTAL RASTER CENTER CHECKD606 D607 Q617 Q618VR601 R683 L606 3 ABNORMAL HORIZONTAL VIDEO C...

Страница 18: ...CTIONV ALUE READJUSTV SIZEFUNCTIONV ALUE CHECKVERT AMPCIRCUITIC501 RELA TIVECIRCUIT CHECKTHEVOLTAGEOFIC301 NG RELA TIVECIRCUIT CHECKTHEIC601ABOUT11 8VPIN2 CHECKD501 R509RELA TIVECIRCUIT CHECKIC601PIN2...

Страница 19: ...18 6 7 SIDE PIN CUSHION DISTORTION READJUSTSIDEPINFUNCTIONV ALUE NG RELA TIVECKT CHECKIC601 Q605 Q606 Q607 6 8 POOR FOCUS READJUSTFOCUSCONTROL NG CHECKT901 Q902 FOCUSLEADWIRE CRTSOCKET CRT...

Страница 20: ...LESSTHAN300V NG NG OK OK OK OK OK CHECKTHEHIGEVOLTAGE CHECKTHEVOLTAGEOFCRT HEATERABOUT6 3V CHECKVOLTAGEOFTHECRT CHECKBRIGHTNESSCIRCUIT CHECKPOWERSA VINGCIRCUIT ABNORMALDISPLAY CHECKFAILSAFECKTIC601 CH...

Страница 21: ...20...

Страница 22: ...LE B R G H V FUNCTIONKEY ORENCODE OSDSWITCH IC301 CPU IC501 TDA8172 VERT O P Q603 Q624 Q625 BLANKINGCIRCUIT Q606 Q605 Q607 PINCUSHION H SIZECONTROL Q705 Q706 Q707 Q708 POWER IC601 TDA9109 VERT HOR OSC...

Страница 23: ...4 POWER MOSFET B PWM CONTROL IC601 Q702 Q703 OUTPUT RECTIFIED SMOOTHED V ARI TRANSFORMER L715 T701 POWER TRANSFORMER FROM H O T Q701 POWER MOOSFET H SYNC CONTROL RECTIFIED SMOOTHED RECTIFIED SMOOTHED...

Страница 24: ...30 29 28 27 31 33 32 34 36 35 39 38 37 2 40 CS1 CS4 CS3 CS2 WRITE PROTECT KEY KEY SELECT RESET HSCL SDA HSDA H SYNC SCL V SYNC IN H OUT V OUT OSC OSC GND POWER INDICATE SYSTEM SETUP TEST ROTATION DEGU...

Страница 25: ...ENERATOR 4 8 VSS VCC SCL SDA 6 5 WP 7 R W CONTROL SENSEAMP YDEC XDEC PAGELATCHES 128X8 EEPROMARRAY MEMORY LOGIC LOGIC CONTROL CONTROL I O IC30224C04 IC302 24C04 IC803 OSD 1 IC 8 7 4 6 5 3 2 1 9 10 11...

Страница 26: ...RR LOGLC RESET SET Vref 5V BIAS INTERNAL IC801 LM1279 IC701 3842 1 2 3 4 7 5 6 9 10 8 11 12 16 13 15 14 19 17 20 18 RED OSD IN VCC1 RED VIDEO IN R CLAMP CAP GREEN VIDEO IN GROUND G CLAMP CAP VID CONTR...

Страница 27: ...C 7bits VERTICALMOIRE CANCEL 5BITS ON OFF VSYNC VERTICAL OSCILLATOR RAMPGENERA TOR VPOS 7bits SANDC CORRECTION 6bits 6bits RESET GENERA TOR Vref Vref 21 13 30 31 27 32 1 2 3 H HVIN VSYNCIN HLOCK OUT S...

Страница 28: ...751 004 500T Plastic Swivel 751 006 700E Knob for Encode Switch 751 007 700E Power Switch Button 751 007 7001D Power Switch Button FOR 7001D 751 008 400T Rubber Foot Washer 752 001 700EL Left Bracket...

Страница 29: ...1 4W 5 CF R722 110 102 0256 1K 1 2W 5 CF R914 110 102 0256 1K 1 2W 5 CF R720 110 103 0856 10K 1 8W 5 CF R316 110 103 0856 10K 1 8W 5 CF R321 110 103 0856 10K 1 8W 5 CF R318 110 103 0856 10K 1 8W 5 CF...

Страница 30: ...56 22 1 8W 5 CF R610 110 221 0856 220 1 8W 5 CF R657 110 221 0856 220 1 8W 5 CF R658 110 221 0856 220 1 8W 5 CF R319 110 221 0856 220 1 8W 5 CF R734 110 221 0856 220 1 8W 5 CF R659 110 221 0856 220 1...

Страница 31: ...8W 5 CF R334 110 472 0856 4 7K 1 8W 5 CF R636 110 472 0856 4 7K 1 8W 5 CF R633 110 472 0856 4 7K 1 8W 5 CF R632 110 472 0856 4 7K 1 8W 5 CF R635 110 472 0856 4 7K 1 8W 5 CF R634 110 472 0856 4 7K 1 8W...

Страница 32: ...1 8W 5 CF R661 110 823 0856 82K 1 8W 5 CF R645 110 823 0856 82K 1 8W 5 CF R905 110 823 0456 82K 1 4W 5 CF R908 123 021 1R00 1 1 2W 1 Precision Resistor R508 123 081 1652 16 5K 1 8W 1 Precision Resist...

Страница 33: ...1 119 9R0 0152 9 3pin PTC PTC701 200 1R0 5023 1uF 50V 20 105 C323 200 1R0 5023 1uF 50V 20 105 C524 200 1R0 5023 1uF 50V 20 105 C731 200 1R0 0223 1uF 160V 20 105 C617 200 1R0 0223 1uF 160V 20 105 C616...

Страница 34: ...470 2523 47uF 25V 20 105 C607 200 470 0123 47uF 100V 20 105 C725 200 470 0323 47uF 200V 20 105 C735 200 471 1623 470uF 16V 20 105 C721 200 471 1623 470uF 16V 20 105 C522 200 471 1623 470uF 16V 20 105...

Страница 35: ...06 207 330 1752 33pF 50V 5 NPO C308 207 330 1752 33pF 50V 5 NPO C309 207 331 3262 330pF 500V 10 Y5P C709 207 470 1262 47pF 50V 10 Y5P C637 207 471 4262 470pF 1KV 10 Y5P C645 207 471 4262 470pF 1KV 10...

Страница 36: ...IC IC501 305 001 7805 LM7805 Voltage Regulator IC IC303 310 002 A733 2SA733P TR PNP Q605 310 002 A733 2SA733P TR PNP Q709 310 002 A733 2SA733P TR PNP Q702 310 002 A733 2SA733P TR PNP Q626 310 002 A733...

Страница 37: ...D601 320 006 4148 IN4148 Diode D305 320 006 4148 IN4148 Diode D304 320 006 4148 IN4148 Diode D617 320 006 4148 IN4148 Diode D302 320 006 4148 IN4148 Diode D307 320 006 4148 IN4148 Diode D502 320 006 4...

Страница 38: ...2 1 2W Zener Diode ZD604 321 001 12A2 HZ12A2 1 2W Zener Diode ZD605 322 030 023M ESC023M 15 Damper Diode D605 430 112 700E Switch Power Transformer T701 430 212 700E Horizontal Driver Transformer T601...

Страница 39: ...0501 0 6 5mm Jumper JA 622 206 9101 0 6 7 5mm Jumper J101 622 206 9101 0 6 7 5mm Jumper J102 622 206 9101 0 6 7 5mm Jumper J103 622 206 9101 0 6 7 5mm Jumper J104 622 206 9101 0 6 7 5mm Jumper J105 6...

Страница 40: ...6 7 5mm Jumper L711 622 206 9101 0 6 7 5mm Jumper D1 622 206 9101 0 6 7 5mm Jumper P602 622 206 9101 0 6 7 5mm Jumper J168 FOR 7001D 622 206 1001 0 6 10mm Jumper J108 622 206 1001 0 6 10mm Jumper J10...

Страница 41: ...6 12 5mm Jumper J142 622 206 9201 0 6 12 5mm Jumper J172 622 206 9201 0 6 12 5mm Jumper J173 622 206 9201 0 6 12 5mm Jumper J178 622 206 9201 0 6 12 5mm Jumper J195 622 206 9201 0 6 12 5mm Jumper J196...

Страница 42: ...VAC Fuse 20mm F701 351 020 0001 Fuse Clip F701 500 100 2002 2pin 10A 250VAC Power Switch 502 001 0012 DC 12V Relay RL301 641 003 6001 Cable Wire Tie 641 003 9001 Cable Wire Tie 712 6R3 0012 5 5mm Term...

Страница 43: ...5 CF R851 110 222 0856 2 2K 1 8W 5 CF R849 110 272 0856 2 7K 1 8W 5 CF R861 110 330 0856 33 1 8W 5 CF R804 110 330 0856 33 1 8W 5 CF R812 110 330 0856 33 1 8W 5 CF R810 110 330 0856 33 1 8W 5 CF R809...

Страница 44: ...00pF 50V 10 Y5P C835 207 103 3472 0 01uF 500V 20 Z5U C818 207 103 6472 0 01uF 2KV 20 Z5U C826 207 104 1472 0 1uF 50V 20 Z5U C817 207 104 1472 0 1uF 50V 20 Z5U C824 207 104 1472 0 1uF 50V 20 Z5U C831 2...

Страница 45: ...6 1001 0 6 10mm Jumper J807 622 206 9201 0 6 12 5mm Jumper J801 622 206 9201 0 6 12 5mm Jumper J803 622 206 9101 0 6 7 5mm Jumper J802 622 206 9101 0 6 7 5mm Jumper J804 622 206 9101 0 6 7 5mm Jumper...

Страница 46: ...856 1 5K 1 8W 5 CF R7 FOR 7001D 110 302 0856 3K 1 8W 5 CF R6 FOR 7001D 110 681 0856 680 1 8W 5 CF J FOR 7001D 110 822 0856 8 2K 1 8W 5 CF R5 FOR 7001D 324 002 1005 5mm Red and Green LED LED301 FOR 700...

Страница 47: ...46...

Страница 48: ...47 11 2 CRT BOARD LAYOUT...

Страница 49: ...48 12 SCHEMATIC DIAGRAM...

Страница 50: ...49...

Страница 51: ...50...

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