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Sony HCD-DH7BT Service Manual - Page 35

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http://www.xiaoyu163.com Q Q 3 7 6 3 1 5 1 5 0 6-13. SCHEMATIC DIAGRAM - VIDEO Section - • See page 34 for Waveforms. • See page 57 for IC Block Diagrams. HCD-DH3/DH5BT/DH7BT 892498299 (Page 32) TEL (Page 51) CN501 13P RGBSEL DSEL CR/R WIDE CB/B D-GND Y/G D-GND Y D-GND C D-GND V R502 100 C501 1 50V C502 1 50V C503 1 50V C504 0.1 C506 1 50V C507 1 50V R503 10k C508 1 50V C505 22 50V C510 100 16V C509 0.1 L501 W502 10µH 1 3 9 4 2 2 9 6 5 1 3 3P VMUTE L502 V-GND 0 V+5V VIDEO AMP, 75Ω DRIVER IC501 MM1623BFBE CR IN GND2 MUTE2 CR OUT CB IN GND2 CLP CB OUT CY IN GND2 I/P CY OUT BIAS Y OUT GND1 GND2 Y IN CVBS OUT YC MIX S2 CVBS IN S1 MUTE1 C OUT C IN S-DC OUT VCC1 VCC2 C511 R504 FB501 1000 6.3V 75 0 C512 R505 FB502 1000 6.3V 75 0 C513 R506 FB503 1000 6.3V 75 0 C519 22p C518 22p C517 22p C514 R507 FB504 1000 6.3V 75 0 C520 0 C515 R508 FB505 1000 6.3V 75 0 C516 0.1 R510 10k R511 FB506 75 0 C521 22p C525 0 R509 100 C523 22p C522 0 Q Q 3 7 6 3 1 5 1 5 0 C524 22p Y PB/CB PR/CR J503 3P COMPONENT VIDEO OUT J502 1P VIDEO OUT 8 9 2 4 J501 9 8 2 9 9 S VIDEO OUT (CHASSIS) TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 www . x ia o y u 1 6 3 . c o m HCD-DH3/DH5BT/DH7BT 35 35 http://www.xiaoyu163.com

Section	Page
COVER	1
TABLE OF CONTENTS	4
1. SERVICING NOTES	5
2. GENERAL	8
3. DISASSEMBLY	13
3-1. DISASSEMBLY FLOW	13
3-2. STEEL CABINET	13
3-3. FRONT PANEL SECTION	14
3-4. BACK PANEL SECTION	14
3-5. MAIN CHASSIS SECTION	15
3-6. DMB15 BOARD	15
3-7. DVD MECHANISM DECK (CDM86-DVBU101)	16
3-8. BELT (MOT)	16
3-9. OPTICAL PICK-UP BLOCK (KHM-313CAB)	17
4. TEST MODE	18
5. ELECTRICAL CHECKS	21
6. DIAGRAMS	22
6-1. BLOCK DIAGRAM – RF SERVO/VIDEO Section –	22
6-2. BLOCK DIAGRAM – TUNER/USB/BLUETOOTH Section –	23
6-3. BLOCK DIAGRAM – MAIN Section –	24
6-4. BLOCK DIAGRAM – KARAOKE/AMP Section –	25
6-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –	26
6-6. PRINTED WIRING BOARDS – SERVO Section (1/2) –	28
6-7. PRINTED WIRING BOARD – SERVO Section (2/2) –	29
6-8. SCHEMATIC DIAGRAM – SERVO Section (1/4) –	30
6-9. SCHEMATIC DIAGRAM – SERVO Section (2/4) –	31
6-10. SCHEMATIC DIAGRAM – SERVO Section (3/4) –	32
6-11. SCHEMATIC DIAGRAM – SERVO Section (4/4) –	33
6-12. PRINTED WIRING BOARD – VIDEO Section –	34
6-13. SCHEMATIC DIAGRAM – VIDEO Section –	35
6-14. SCHEMATIC DIAGRAM – USB Section (1/2) (DH3/DH5BT) –	36
6-15. SCHEMATIC DIAGRAM – USB Section (2/2) (DH3/DH5BT) –	37
6-16. PRINTED WIRING BOARD – USB Section (DH3/DH5BT) –	38
6-17. PRINTED WIRING BOARD – MAIN Section –	39
6-18. SCHEMATIC DIAGRAM – MAIN Section (1/2) –	40
6-19. SCHEMATIC DIAGRAM – MAIN Section (2/2) –	41
6-20. PRINTED WIRING BOARDS – BLUETOOTH Section (DH5BT/DH7BT) –	42
6-21. SCHEMATIC DIAGRAM – BLUETOOTH Section (DH5BT/DH7BT) –	43
6-22. PRINTED WIRING BOARD – XM Section (DH7BT) –	44
6-23. SCHEMATIC DIAGRAM – XM Section (DH7BT) –	45
6-24. PRINTED WIRING BOARD – AMP Section –	46
6-25. SCHEMATIC DIAGRAM – AMP Section –	47
6-26. PRINTED WIRING BOARDS – INPUT/OUTPUT Section –	48
6-27. SCHEMATIC DIAGRAM – INPUT/OUTPUT Section –	49
6-28. PRINTED WIRING BOARD – KARAOKE Section –	50
6-29. SCHEMATIC DIAGRAM – KARAOKE Section –	51
6-30. PRINTED WIRING BOARDS – PANEL Section –	52
6-31. SCHEMATIC DIAGRAM – PANEL Section –	53
6-32. PRINTED WIRING BOARD – POWER SUPPLY Section –	54
6-33. SCHEMATIC DIAGRAM – POWER SUPPLY Section –	55
7. EXPLODED VIEWS	81
7-1. STEEL CABINET SECTION	81
7-2. FRONT PANEL SECTION	82
7-3. BACK PANEL SECTION	83
7-4. DMB15 BOARD SECTION	84
7-5. MAIN BOARD SECTION	85
7-6. POWER BOARD SECTION	86
7-7. DVD MECHANISM DECK SECTION (CDM86-DVBU101)	88
8 ELECTRICAL PARTS LIST	88
AMP	89
ANT	91
BT	91
DMB15	92
HP-AMP	96
JACK	96
MAIN	98
MS-214	102
PANEL	102
POWER	103
POWER HT	104
SP	106
TOP KEY	106
USB	106
VIDEO	108
XM	108
SUPPLEMENT-1	111

Match case Limit results 1 per page

HCD-DH3/DH5BT/DH7BT

6-13. SCHEMATIC

DIAGRAM

– VIDEO Section –

•

See page 34 for Waveforms.

•

See page 57 for IC Block Diagrams.

C508

C522

CN501

W502

R502

C501

C502

C503

C506

C507

L502

R503

C509

L501

C505

IC501

C516

R510

C511

R504

C512

R505

C513

R506

C514

R507

C515

R508

R509

R511

FB501

FB502

FB503

FB504

FB505

FB506

C523

C521

C519

C518

C517

C520

C525

C524

C504

J503

J502

J501

C510

1 50V

13P

100

1 50V

10k

0.1

22 50V

MM1623BFBE

0.1

10k

1000

6.3V

1000

6.3V

1000

6.3V

1000

6.3V

1000

6.3V

100

22p

0.1

100

16V

Y/G

MUTE1

YC MIX

GND1

BIAS

I/P

CLP

MUTE2

GND2

CR IN

CB IN

CY IN

Y IN

CVBS IN

C IN

VCC1

CR OUT

CB OUT

CY OUT

Y OUT

CVBS OUT

C OUT

S-DC OUT

VCC2

RGBSEL

WIDE

D-GND

DSEL

VMUTE

V+5V

V-GND

CR/R

CB/B

COMPONENT

VIDEO

OUT

S VIDEO

VIDEO OUT

(CHASSIS)

VIDEO AMP, 75

Ω

DRIVER

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