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Shinco DVD-8320, Service Manual

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Shinco DVD-8320 Service Manual Download Page 16

DVD8320 KEY CIRCUIT DIAGRAM

S1

S2

RMC
DATA
STB
CLK
GND
F1
F2
-24V

+5V

NG

POWER

CONTROL 5V

S3

S4

VD504

1N4148

VD505

1N4148

S503

PREV

V500

VFD18-0503

1

2

4

5

6

7

8

9

28

29

30

31

32

34

35

15

10

17

12

14

16

11

13

18

F1

F2

P15

P14

P13

P12

P11

P10

5G

4G

3G

2G

1G

F2

F2

P4

P9

P2

P7

P5

P3

P8

P6

P1

S510

RIGHT

SW2A

1

8

R510
4.7K

C504

0.1U

C503

100U/6.3V

S502

NEXT

R507

10K

R504

10K

S506

TITLE

R505

10K

R511
56K

U507

SW1

3

2

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

39

40

41

42

43

44

SW2
SW4
DOUT
DIN
IC
CLK
STB
KEY1
KEY2
KEY3
KEY4

VDD

S1

S2

S3

S4

S5

S6

S7

S8

S9

S10

S11

S12

S13

S14

S15

S16

S17

S18

VDD

VEE

G8

G7

G6

G5

G4

G3

G2

G1

VDD

LED1

VSS

OSD

VD502

1N4148

SW3A

1

8

VD503

1N4148

S507

MENU

R502

4.7K

XP500

R503
4.7K

R508

1K

Q500

LED

S508

OPEN/CLOSE

C501

100U/6.3V

R509
4.7K

S501

PLAY

S504

PAUSE

S509

UP

R501

4.7K

S512

DOWN

C502

0.1U

S505

STOP

U508

SW2

3

2

1

S513

POWERON/OFF

Summary of Contents for DVD-8320

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

Page 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...

Page 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...

Page 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...

Page 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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