background image

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A

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C5

VIDEO BOARD

SIGNAL BOARD

1

2

3

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5

6

7

8

9

10

11

P201

1

2

3

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5

6

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8

IC701

SWITCH

SWITCH

SWITCH

BA7612N

1

2

3

4

5

6

7

8

IC202

BA7612N

1

2

3

4

5

6

7

8

IC201

BA7612N

Q205
2SC1815

R206

1K

R258

1K

R207

1K

C261

0.033uF

100V

MEMB

R205

2.2K

Q201
2SA1015

R204

680K

R208

220 ohm

C205

100uF

16V

R203

220 ohm

R202

220 ohm

D201

1N4148

D202

1N4148

C201

10uF

C202

10uF

25V

25V

R201

75 ohm

Q206
2SC1815

R219

1K

R260

1K

R220

1K

C263

0.033uF

100V

MEMB

R218

2.2K

Q203
2SA1015

R217

680K

R221

220 ohm

C212

100uF

16V

R216

220 ohm

R215

220 ohm

D205

1N4148

D206

1N4148

C208

10uF

C209

10uF

25V

25V

R214

75 ohm

Q207
2SC1815

R227

1K

R259

1K

R228

1K

C262

0.033uF

100V

MEMB

R226

2.2K

Q204
2SA1015

R225

680K

R229

220 ohm

C217

100uF

16V

R224

220 ohm

R223

220 ohm

D207

1N4148

D208

1N4148

C213

10uF

C214

10uF

25V

25V

R222

75 ohm

BNC201

BNC203

BNC204

BNC202

A

B

C702

10uF

25V

R703

8.2K

R704

220 ohm

D702

1N4148

D704

1N4148

RCA705

C703

10uF

25V

R705

8.2K

R706

220 ohm

D705

1N4148

D706

1N4148

RCA703

C701

10uF

25V

R701

8.2K

R702

220 ohm

D701

1N4148

D111

1N4148

RCA701

Y/C

A

B

C704

0.1uF

C705

100uF

CC

16V

Q202
2SC1815

R213

2.7K

R212

10K

R211

10K

C207

0.22uF

D203

1N4148

D204

1N4148

63V

MEMB

R256

47 ohm

R709

47 ohm

R708

47 ohm

R257

47 ohm

C220

0.22uF
MEMB

63V

YC201

YC202

R209

4.7K

R210

75 ohm

C206

0.22uF

63V

MEMB

1

2

3

4

W802

1

2

3

4

5

W801

Q801
2SC1815

Q802
2SC2688

R804

100 ohm

C803

561pF

R803

3.3K

VR802

300 ohm

VR801

5K

1/4W

1/4W

R-GAIN

R-BIAS

CC

R801

8.2K

R802

2.2K

3W

1/2W

Q803
2SC1815

Q804
2SC2688

R808

3.3K

VR803

5K

1/4W

G-BIAS

Q805
2SC1815

Q806
2SC2688

R814

100 ohm

C805

561pF

R813

3.3K

VR804

300 ohm

VR805

5K

1/4W

1/4W

B-GAIN

B-BIAS

CC

C801

100uF

16V

H.V

R
G
B
H
H

SK801 CRT

C807

open

C806

103pF

R816

220K

FOCUS1

G2 (SCREEN)

H.V

TO MAIN T502

TO MAIN T502

TO MAIN T502

1/2W

1.5KV

CC

!

105

+7V(Heater)

+190V(Video)

R805

1K

R809

240 ohm

C804

561pF

1/4W

CC

R810

1K

R806

8.2K

R807

2.2K

3W

1/2W

R811

8.2K

R812

2.2K

3W

1/2W

R815

1K

1/4W

1/4W

1/4W

   NOTE : THE UNIT OF RESISTANCE "OHM" IS OMITTED ( K=1000 OHMS AND M=1000K OHMS ) .
                 ALL RESISTOR ARE "1/6W" AND "5%" UNLESS OTHERWISE NOTES .
                 ALL CAPACIRORS RATING ARE "50V" UNLESS OTHERWISE NOTES .
                      : EFFECT X-RAY MARK OR CRITICAL SAFETY PARTS

!

RIN
GIN
BIN

+8V

R821

R823

R822

D804

BYT52M

D805

BYT52M

D806

BYT52M

D807

BYT52M

D808

BYT52M

D809

BYT52M

L803

L802

L801

C802

2.2uF

250V

SGP801
250V

SGP802
250V

SGP803
250V

SGP804

0.75pF

SGP805

0.75pF

D803

1N4003

1KV

1KV

(TO MAIN BOARD P201)

(TO MAIN BOARD B201)

(TO MAIN BOARD B501)

L8MW5_VIDEO&SIGNAL

PRINTED WIRING BOARDS (P.W.B.) (VIEW FROM SOLDER SIDE)

VIDEO & SIGNAL BOARDS CIRCUIT DIAGRAM

SIGNAL P.W.B

VIDEO P.W.B.

Summary of Contents for VMC-8613B

Page 1: ...upplied as the service parts 3 N S P Not available as service parts Design and specifications are subject to change without notice Product Code 114 952 23 U S A Canada SERVICE MANUAL Color Video Monitor CONTENTS SPECIFICATIONS 3 1 OPERATING INSTRUCTIONS 4 2 DISASSEMBLY 6 3 SERVICE ADJUSTMENTS 7 4 PARTS LIST 10 CIRCUIT DIAGRAMS PRINTED WIRING BOARDS C1 ...

Page 2: ... Name Reference No Destination The reason of change A Misprint B Quality Reliability C Standardization D Design E Deletion F Addition G Multiple Use L8MW5 US2 114 952 23 Reference No SM5310559 01 Date Jun 4 2004 VMC 8613B SM5310559 U S A Canada FUNCTION P W B PRINTED WIRING BOARDS P W B VIEW FROM SOLDER SIDE The figure of FUNCTION P W B on C6 page of SM5310559 is a misprint So please use this figu...

Page 3: ...gs 3 Before returning the set to the customer always perform an AC leakage current check on the exposed metallic parts of the cabinet such as terminals screwheads metal over lays etc to be sure that the set is safe to operate without the danger of electrical shock Plug the AC line cord directly into a 120 V AC outlet Do not use a line isolation trans former during this check Use an AC voltmeter wi...

Page 4: ... Y signal 1 0 Vp p 75 Ω negative sync C signal 0 286 Vp p 75 Ω negative sync bridge connection possible Composite sync signal 1 0 Vp p 75 Ω BNC connector 2 automatic temination setting Audio signal 6dBs 400 mVrms RCA pin 3 bridge connection possible 1 W Variable round x 1 100 to 240 V AC 50 60 Hz 82 Watts 10 C to 45 C storage temperature 10 to 90 350 x 350 x 360 mm 14kg SPECIFICATIONS Color system...

Page 5: ...ONTROLS 1 COLOR 2 TINT 3 BRIGHTNESS 4 CONTRAST 5 SHARPNESS 6 VOLUME 7 DWELL TIME 8 LANGUAGE 9 TITLE 10 VERSION ment screen If the button is pressed once more the picture returns to the previous screen 6 Automatic screen selector button SEQUENCE When this button is pressed the screen changes automatically to the picture from the components which are connected to the terminals at the rear of the mon...

Page 6: ...onitored 3 Rear B terminals AUDIO VIDEO B terminals When the monitor B selector button at the front of the monitor is pressed the audio and video signals from the component which is connected to these terminals can be monitored 4 Rear Y C terminals AUDIO VIDEO Y C terminals When the monitor Y C selector button at the front of the monitor is pressed the audio and video signals from the component wh...

Page 7: ... 6 Fig 6 Fig 5 VIDEO BOARD MAIN BOARD FUNCTION BOARD SIGNAL BOARD 2 DISASSEMBLY 2 1 REMOVAL OF CABINET 2 2 BOARD LOCATION ...

Page 8: ...NERATOR CROSS HATCH PATTERN PATTERN GENERATOR MONOSCOPE PATTERN PATTERN GENERATOR MONOSCOPE PATTERN TEST POINT D910 DIGITAL VOLT METER VALUE 46 0 0 5 VDC TEST POINT ZD501 DIGITAL VOLT METER VALUE 8 5 0 2 VDC Adjusting FBT FOCUS VR to make csreen corner center focus be identical Adjusting VR401 horizontal phase to make screen right and left symmetrize Adjusting vertical linear control VR302 for equ...

Page 9: ...e is 0 298 0 015 Adjust VR501 make luminance with video signal to 50 FL Adjust VR804 make X value is 0 281 0 015 Adjust VR802 make Y value is 0 298 0 015 Dark bright balance repeat to adjust correctly X Y value luminance to constant Adjust FBT screen VR make luminance without video signal is 0 7 1 5 FL Adjust VR501 make luminance is 45 50 FL Adjust VR502 make luminance is 97 2 FL Then make sure Fu...

Page 10: ...02 S105 KR G2KG G1 H H KB NC GND ZD501 D910 F901 VR502 ABL VR501 ABL PIN VR304 VR302 V LIN VR301 V SIZE VR303 V CENT VR503 X RAY VR401 H PHASE VR804 VR805 VR801 VR802 B GAIN B BAIS R BAIS R GAIN VR803 G BAIS Fig 7 Fig 8 Fig 9 MAIN BOARD Parts side FUNCTION BOARD Parts side VIDEO BOARD Parts side ...

Page 11: ... SCREW 4 12MM 21 645 034 3599 PH W W SCR 4 18MM 22 645 046 6649 VIDEO BOARD CH 14DXA 23 645 046 6366 METAL TOP COVER CH 14DXA AA 51 24 645 034 3919 HANDLE COVER CM 14 PA 765A 25 645 034 3582 PH W W SCR 4 8MM 26 ID LABEL 83 51MM N S P 27 645 048 3677 MAIN BOARD VMC 8613 8614P 28 645 034 3612 SCREW WASHER 3 6MM 29 645 046 5772 PURST LOCK A 11 30 645 034 4268 F B T CLIP HV 1 31 645 046 0722 PCB GUIDE...

Page 12: ... KOHM 1 4W 5 R804 645 045 9566 CF RES 100OHM 1 4W 5 R805 645 034 1861 CF RES 1 KOHM 1 4W 5 R806 645 040 8892 MOF RES 8 2 KOHM 3W 5 R807 645 034 2417 MF RES 2 2 KOHM 1 2W 1 R808 645 034 2141 CF RES 3 3 KOHM 1 4W 5 R809 645 045 9665 CF RES 240OHM 1 4W 5 R810 645 034 1861 CF RES 1 KOHM 1 4W 5 R811 645 040 8892 MOF RES 8 2 KOHM 3W 5 R812 645 034 2417 MF RES 2 2 KOHM 1 2W 1 R813 645 034 2141 CF RES 3 3...

Page 13: ...CAP 2 2UF 50 V C226 645 034 3049 MEMB CAP 47UF 63V 5 C227 645 048 3301 EC CAP 220UF 10 V C228 645 048 3301 EC CAP 220UF 10 V C229 645 034 2776 EC CAP 47UF 16 V C230 645 034 2837 CC CAP 104PF 50V Y5V C231 645 034 2936 PEI CAP 1UF 50V 5 C232 645 034 2936 PEI CAP 1UF 50V 5 C233 645 040 8984 PEI CAP 001UF 50V 5 C234 645 040 8984 PEI CAP 001UF 50V 5 C235 645 034 2967 PEI CAP 0047UF 50V 5 C236 645 046 4...

Page 14: ... R167 645 046 2191 CF RES 10 KOHM 1 6W 5 R168 645 046 2788 CF RES 4 7 KOHM 1 6W 5 R231 645 046 2481 CF RES 22 KOHM 1 6W 5 R232 645 046 2320 CF RES 15 KOHM 1 6W 5 R233 645 034 1854 CF RES 1 KOHM 1 6W 5 R234 645 046 2900 CF RES 5 6 KOHM 1 6W 5 R236 645 034 1885 CF RES 100 KOHM 1 6W 5 R239 645 046 2467 CF RES 220OHM 1 6W 5 R240 645 046 2467 CF RES 220OHM 1 6W 5 R241 645 046 2467 CF RES 220OHM 1 6W 5 ...

Page 15: ... 645 046 5109 TACT SWITCH TSP620 1150 OR 645 046 5093 LIGHT TOUCH SWITCH EVQ21305R S103 645 046 5109 TACT SWITCH TSP620 1150 OR 645 046 5093 LIGHT TOUCH SWITCH EVQ21305R S104 645 046 5109 TACT SWITCH TSP620 1150 OR 645 046 5093 LIGHT TOUCH SWITCH EVQ21305R S105 645 046 5109 TACT SWITCH TSP620 1150 OR 645 046 5093 LIGHT TOUCH SWITCH EVQ21305R S106 645 046 5109 TACT SWITCH TSP620 1150 S106 645 046 5...

Page 16: ...1854 CF RES 1 KOHM 1 6W 5 R228 645 034 1854 CF RES 1 KOHM 1 6W 5 R229 645 046 2467 CF RES 220OHM 1 6W 5 R256 645 046 2757 CF RES 47OHM 1 6W 5 R257 645 046 2757 CF RES 47OHM 1 6W 5 R258 645 034 1854 CF RES 1 KOHM 1 6W 5 R259 645 034 1854 CF RES 1 KOHM 1 6W 5 R260 645 034 1854 CF RES 1 KOHM 1 6W 5 R701 645 046 3044 CF RES 8 2 KOHM 1 6W 5 R702 645 046 2467 CF RES 220OHM 1 6W 5 R703 645 046 3044 CF RE...

Page 17: ...BLOCK DIAGRAM CIRCUIT DIAGRAMS Page OVERALL WIRING C3 BLOCK DIAGRAM C3 MAIN FUNCTION BOARDS CIRCUIT DIAGRAM C4 VIDEO SIGNAL BOARDS CIRCUIT DIAGRAM C5 PRINTED WIRING BOARDS P W B VIEW FROM SOLDER SIDE VIDEO P W B C5 SIGNAL P W B C5 MAIN P W B C6 FUNCTION P W B C6 ...

Page 18: ...EMATIC DIAGRAM DESIGNATES COMPONENTS WHOSE VALUE ARE OF SPECIAL SIGNIFICANCE TO PRODUCT SAFETY SHOULD ANY COMPONENT DESIGNATED BY A SYMBOL NEED TO BE REPLACED USE ONLY THE PART DESIGNATED IN THE PARTS LIST DO NOT DEVIATE FROM THE RESISTANCE WATTAGE AND VOLT AGE RATINGS SHOWN ...

Page 19: ... Y IN C IN IN A RCA701 RCA703 RCA705 IN B INY C SYNC SEP 4 6 1 1 4 6 8 2 CTLA CTLB 3 IC201 8 2 CTLA SHARP CTLB 3 IC202 IC101 SIGNAL MAIN NT68P61A MAIN MAIN MAIN VIDEO SIGNAL 6 1 4 8 3 5 AMP VOL X201 3 58M X202 4 43M VIDEO PROCESS 6 8 2 CTLA CTLB 3 IC701 MAIN IC701 SIGNAL SP VIN SYNC SEP SYNC SEP CRT R G B R G B DRIVE AMP Q801 Q806 VR802 B GAIN VR804 R GAIN X202 4 43M VR801 R BIAS VR803 B BIAS VR80...

Page 20: ... TDA7056B R710 1 6K 1 2 W702 C708 1000uF C706 0 47uF R711 390 ohm 16V 63V MEMB 8V AUDIO R713 1 2 3 4 5 6 7 8 9 10 11 P201 8V CHROMA CVBS EXT R150 10K R151 10K R115 47K R116 47K 1 2 3 4 5 6 7 8 IC102 24LC02B R120 10K R121 10K C125 0 1uF CC AUDEEM 1 IFDEM1 2 IFDEM2 3 IDENT 4 SOIF 5 EXTAU 6 IFOUT 7 DEC DIG 8 GND1 9 VP 10 GND2 11 DEC FT 12 NT CVBS 13 PEAKIN 14 CVBS EXT 15 CHROMA 16 BRI 17 BOUT 18 GOUT...

Page 21: ... 22uF D203 1N4148 D204 1N4148 63V MEMB R256 47 ohm R709 47 ohm R708 47 ohm R257 47 ohm C220 0 22uF MEMB 63V YC201 YC202 R209 4 7K R210 75 ohm C206 0 22uF 63V MEMB 1 2 3 4 W802 1 2 3 4 5 W801 Q801 2SC1815 Q802 2SC2688 R804 100 ohm C803 561pF R803 3 3K VR802 300 ohm VR801 5K 1 4W 1 4W R GAIN R BIAS CC R801 8 2K R802 2 2K 3W 1 2W Q803 2SC1815 Q804 2SC2688 R808 3 3K VR803 5K 1 4W G BIAS Q805 2SC1815 Q...

Page 22: ...A B C D E F G H I J K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 A B C D E F G H I J K C6 MAIN P W B IC301 IC101 IC904 FUNCTION P W B ...

Page 23: ...Jan 04 SANYO Electric Co Ltd Osaka Japan ...

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