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Shinco DVD-8320, Руководство по обслуживанию

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Shinco DVD-8320 Скачать руководство пользователя страница 18

AD81NAH POWER CIRCUIT DIAGRAM

LV-R1487

XP303

V304

HS817

LV-F2030

L302

XP302

GND

5V

F+

F-

12V

GND

7V

-22V

GND

5V

NC

on/off

5V

T301

BCK-700A

14

13

11

10

9

8

7

1

2

3

6

12

C320
0.22U/280V

VD307

21DQ10

4

3

1

2

C312

22U/50V

C310

220U

C305

4700P/400V

L303 10U

C317
470U

R321

2K

VD308

31DQ06

L301

R322

47K/2W

C321

1000U

R317

10

V311

8550d

3

2

1

R311

4.7K

110-220V/50-60HZ

C311

22U/50V

VD312

4C1

R325

470

R320

22

R309
2K

V306
2SK2750

2

1

3

-

+

VD301-VD304

1N4007

C327

470U

VD310

SF16

C306
104

VD313

SF16

N301

UC3842

1 C

2 VF

3 CS

4 RT/CT

Vref 8

VCC 7

OUT 6

GND 5

F301

T1.6A 250V

R303

4.7K

R323

2W/180K

R308
820

N303
7812S

1

2

3

IN

GND

OUT

C308

103/1KV

C319
10U

VD305
SF16

C309
22U/50V

R307

10/2W

V305

9014

3

2

1

N302
7805

1

2

3

IN

GND

OUT

C325
10U

L306 10U

C326
100U

C307

27U/400V

R315

180

VD309

P6KE200

VD311

SF16

L304

ZBF253L

R302

22

V301

KA431

R301

33K

R306
390

R314
NC

C302

2200P/100V

C301

103

R305
100k

L305

ZBF253L

VD319
1N4007

R318

10K

R304

6.8K

C324

104

VD315

1N4007

C304

470P

VD306

HER108

C315
100U

C328

20p

R316

1.3/2W

C313

47P/1KV

R319

330

R313

4.7k

R312

3.6k

C303

102

C318
1000U

Содержание DVD-8320

Страница 1: ...ad the PRODUCT SAFETY SERVICE FOR VIDEO PRODUCTS section on page 2 of this manual CONTENTS SERVICE PRECAUTIONS 2 3 ELECTRICAL TROUBLE SHOOTING GUIDE 5 15 PRINTED CIRCUIT 16 21 BLOCK DIAGRAMS 4 REPLACE...

Страница 2: ...SHIELDS ALSO SERVE AS AN X RAY SHIELD IN COLOR SETS ALWAYS RE INSTALL THEM 3 IT IS ESSENTIAL THAT SERVICE PERSONNEL HAVE AVAILABLE AN ACCURATE AND RELIABLE HIGH VOLT AGE METER THE CALIBRATION OF THE M...

Страница 3: ...phone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitiv...

Страница 4: ...F F TRIN GND TROUT UNLD LOAD RMC VFD DATA STB VFD CLK GND 3 5VA 3 5V 24V VCC 5V NC NC SP SP LIMIT GND SL SL TO KEY ASS Y TO PICK UP MECHANISM CHANISSIS XS003 XS004 XS002 TC4W53 Bus of Data Control Sig...

Страница 5: ...deo normal Is audio is normal Normal operation Refer to power guide Refer to display guide Refer to open close guide Refer to read disc guide Refer to video guide Refer to audio guide Yes Setting of t...

Страница 6: ...l Yes Yes Yes Yes No No No No No Yes A Power Circuit abnormal Is C320 AC 220V Is C307 DC 310V F301 is open XP302 or XP303 is open Power cord isn t inserted firmly or power cord is open Check commute c...

Страница 7: ...ck if voltage of screen F1 and F2 is 3 3V Check if voltage of 32 pin of PT6320 is 24V Check grounded negative voltage of screen F1 and F2 Replace PT6320 Check if connection cord between screen and dec...

Страница 8: ...place connection cord Replace motor END Is open showed on the screen Yes Yes Yes Yes Yes No No No No No C Open close abnormal Is there voltage difference in XP003 UNLOAD pin and LOAD pin Check if RMC...

Страница 9: ...ead disc abnormal Disc in Fouse on Is laser normal Does the disc turn Can TOC be read Normal Refer to fouse guide Refer to TOC guide Refer to fouse guide refer to laser guide No No No No Yes Yes Yes Y...

Страница 10: ...r lolor disappeared during playback Have picture but picture disappearedduring playback END Check jack of output board or replace decoder ass y Replace decoder ass y Yes No Yes No Yes No Yes No Scart...

Страница 11: ...l Yes No Yes No No Yes Replace transistoe Check if voltage of R L pin or AKM4384 is normal Is N1 signal output Check NJM4558 and peripheral components Check AKM4384 and peripheral components Is transi...

Страница 12: ...and FCS of XS14 Does normal voltage at 14 7 pin of D001 Check connection between 14 7 pin of BA5954 and FCS FCS of XS14 Check if G1 normal operation Check BA5954 and peripheral components Does data o...

Страница 13: ...nection between pickup and decoder ass y Replace pickup Does voltage at 125 126 pin of D003 Check connection between 125 126 pin of D2890 and LD pin of XS14 Check D2890 and peripheral components Does...

Страница 14: ...are different Check connections between BA5954 and XS002 Check BA5954 and peripheral components Check if voltage of 16 pin of D003 is noraml Check connections between 16 pin of D2890 and 4 27 pin of B...

Страница 15: ...to decoder ass y Does normal A B C D signal at 97 100 pin of D003 check connections between 97 100 pin of D003 and 5 6 9 10 pin of XS14 Check connections between XS14 and pickup Replace pickup Does n...

Страница 16: ...1 POWER s513 R506 10K S511 LEFT RMC500 1 2 3 RMC GND VCC VD506 1N4148 VD501 1N4148 D500 PT6320 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38...

Страница 17: ...p VD401 5 6v C420 5n6 C427 22u 16v C428 10u 16v N401A 1 2 4558 3 2 1 4 o1 vdd N403B 1 2 4558 5 6 7 out2 vcc C426 3n9 C416 0 1 R407 10k C406 20p C414 100u 16v R421 10k C417 47u 16v R427 4 7k R428 10k R...

Страница 18: ...04 1N4007 C327 470U VD310 SF16 C306 104 VD313 SF16 N301 UC3842 1 C 2 VF 3 CS 4 RT CT Vref 8 VCC 7 OUT 6 GND 5 F301 T1 6A 250V R303 4 7K R323 2W 180K R308 820 N303 7812S 1 2 3 IN GND OUT C308 103 1KV C...

Страница 19: ...ITCH GND AGND GREEN GND BLUE R GND GND GREEN BLUE NC NC NC L R216 75 L204 000 R221 10K R220 4 7K R222 390 C209 330p L203 000 R224 390 V203 C8050C R223 390 C219 120p L202 000 L201 000 C210 330p C220 12...

Страница 20: ...DVD8320 KEY BOARD DIAGRAM DVD8320M MIC BOARD DIAGRAM SCART 400 OUTPUT BOARD DIAGRAM AD81NAH POWER BOARD DIAGRAM...

Страница 21: ...DHB206M SCART DECODER BOARD DIAGRAM...

Страница 22: ...Y 1 S2701 7 BATTERY 2 S2672 VDE POWER CORD 1 S8095 DV34N LOADING ASS Y 1 S3024 POWER CORD HOLE 1 S0834e D8320 OWNER MANUAL 1 S2667 SCART WIRE 1 S3022 RCA CORD VIDEO 1 S3035 RCA CORD AUDIO 1 S3145 CC 1...

Страница 23: ...0 G0738 RT13 0 167W 15K 5 R506 G0735 RT13 0 167W 10K 5 R421 G0735 RT13 0 167W 10K 5 R507 G0735 RT13 0 167W 10K 5 R423 G0735 RT13 0 167W 10K 5 R509 G0728 RT13 0 167W 4 7K 5 R424 G0743 RT13 0 167W 30K 5...

Страница 24: ...Z 63V Y5V C430 a3509 CD110 16V 10u M C307 a3661 CD288 27uF M 400V C308 a2077 CT81 14B 2E4 103M 1KV VD401 a1118 HZ6A3 1 2W 5 6V C309 a3607 CD110X 22uF M 50V V401 a5014 C8050C C310 a3608 CD110X 220uF M...

Страница 25: ...YG X202 a6820 SCART SCOKET XS201 a6434 FABSD1652 SOCKET N301 a4721a UC3842B N302 a4571a MC7805CT N303 a4031a MC7812CT V301 a4557a UTC431 V302 a5121 2SK2750 V304 a5114 PC817 V305 a5009 C9014C V311 a510...

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