Sony HCD-HX7 Service Manual - Page 81

Ref. No.

Part No.

Description

Remark

Ref. No.

Part No.

Description

Remark

81

HCD-HX3/HX5/HX7

JR107

1-216-864-11

SHORT CHIP

0 (HX7)

JR108

1-216-864-11

SHORT CHIP

0 (HX7)

JR110

1-216-864-11

SHORT CHIP

0 (HX7)

JR111

1-216-864-11

SHORT CHIP

0 (HX7)

JR112

1-216-864-11

SHORT CHIP

0 (HX3)

JR115

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR116

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR301

1-216-864-11

SHORT CHIP

0

JR302

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR303

1-216-864-11

SHORT CHIP

0 (HX7)

JR304

1-216-864-11

SHORT CHIP

0

JR305

1-216-864-11

SHORT CHIP

0

JR306

1-216-864-11

SHORT CHIP

0 (HX7)

JR307

1-216-864-11

SHORT CHIP

0 (HX5/HX7)

JR308

1-216-864-11

SHORT CHIP

0 (HX7)

JR309

1-216-864-11

SHORT CHIP

0 (HX7)

JR310

1-216-864-11

SHORT CHIP

0 (HX5/HX7)

JR311

1-216-864-11

SHORT CHIP

0

JR312

1-216-864-11

SHORT CHIP

0

JR313

1-216-864-11

SHORT CHIP

0

JR314

1-216-864-11

SHORT CHIP

0

JR315

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR316

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR317

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR318

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR319

1-216-864-11

SHORT CHIP

0

JR320

1-216-864-11

SHORT CHIP

0

JR321

1-216-864-11

SHORT CHIP

0

JR322

1-216-864-11

SHORT CHIP

0

JR323

1-216-864-11

SHORT CHIP

0

JR324

1-216-864-11

SHORT CHIP

0

JR325

1-216-864-11

SHORT CHIP

0

JR326

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR327

1-216-864-11

SHORT CHIP

0

JR328

1-216-864-11

SHORT CHIP

0

JR329

1-216-864-11

SHORT CHIP

0 (HX3/HX5)

JR330

1-216-864-11

SHORT CHIP

0

JR331

1-216-864-11

SHORT CHIP

0

JR332

1-216-864-11

SHORT CHIP

0 (HX7)

JR341

1-216-296-11

SHORT CHIP

0

JR342

1-216-296-11

SHORT CHIP

0

JR343

1-216-296-11

SHORT CHIP

0 (HX7)

JR344

1-216-296-11

SHORT CHIP

0 (HX7)

JR345

1-216-296-11

SHORT CHIP

0 (HX7)

JR346

1-216-296-11

SHORT CHIP

0

JR347

1-216-296-11

SHORT CHIP

0 (HX7)

JR348

1-216-296-11

SHORT CHIP

0 (HX3/HX5)

JR349

1-216-296-11

SHORT CHIP

0

JR350

1-216-296-11

SHORT CHIP

0

JR351

1-216-296-11

SHORT CHIP

0 (HX3/HX5)

JR352

1-216-296-11

SHORT CHIP

0 (HX3/HX5)

JR353

1-216-296-11

SHORT CHIP

0 (HX3/HX5)

JR354

1-216-296-11

SHORT CHIP

0 (HX3/HX5)

< TRANSISTOR >

Q301

8-729-120-28

TRANSISTOR

2SC1623-L5L6

Q302

8-729-120-28

TRANSISTOR

2SC1623-L5L6 (HX5/HX7)

Q303

8-729-027-43

TRANSISTOR

DTC114EKA-T146

Q304

8-729-027-23

TRANSISTOR

DTA114EKA-T146

0

Q305

8-729-036-89

TRANSISTOR

KTC3198GR-AT

Q306

8-729-027-43

TRANSISTOR

DTC114EKA-T146

Q307

8-729-027-23

TRANSISTOR

DTA114EKA-T146

Q308

8-729-027-43

TRANSISTOR

DTC114EKA-T146 (HX7)

Q309

8-729-027-43

TRANSISTOR


Q311

8-729-027-43

TRANSISTOR


0

Q312

8-729-037-13

TRANSISTOR

KTA1271Y

Q313

8-729-027-43

TRANSISTOR

DTC114EKA-T146

Q314

8-729-600-22

TRANSISTOR

2SA1235-F (HX7)

Q315

8-729-027-43

TRANSISTOR


Q316

8-729-600-22

TRANSISTOR

2SA1235-F (HX7)

Q317

8-729-027-43

TRANSISTOR


Q320

8-729-027-43

TRANSISTOR


Q321

8-729-027-43

TRANSISTOR

DTC114EKA-T146 (HX3/HX5)

Q323

8-729-037-13

TRANSISTOR

KTA1271Y (HX5/HX7)

Q324

8-729-027-43

TRANSISTOR


Q325

8-729-120-28

TRANSISTOR

2SC1623-L5L6

Q326

8-729-120-28

TRANSISTOR

2SC1623-L5L6

Q327

8-729-037-13

TRANSISTOR

KTA1271Y (HX3/HX5)

Q328

8-729-027-43

TRANSISTOR


Q329

8-729-027-43

TRANSISTOR


Q330

8-729-120-28

TRANSISTOR

2SC1623-L5L6 (HX3/HX5)

< RESISTOR >

R101

1-216-829-11

METAL CHIP

4.7K

5%

1/10W

R102

1-216-841-11

METAL CHIP

47K

5%

1/10W

R103

1-216-821-11

METAL CHIP

1K

5%

1/10W

R105

1-216-829-11

METAL CHIP

4.7K

5%

1/10W

(HX5/HX7)

R106

1-216-841-11

METAL CHIP

47K

5%

1/10W

(HX5/HX7)

R107

1-216-841-11

METAL CHIP

47K

5%

1/10W

R108

1-216-813-11

METAL CHIP

220

5%

1/10W

R109

1-216-833-11

METAL CHIP

10K

5%

1/10W

R110

1-216-833-11

METAL CHIP

10K

5%

1/10W

R111

1-216-821-11

METAL CHIP

1K

5%

1/10W

R112

1-216-845-11

METAL CHIP

100K

5%

1/10W

R113

1-216-829-11

METAL CHIP

4.7K

5%

1/10W

R114

1-216-825-11

METAL CHIP

2.2K

5%

1/10W

R115

1-216-837-11

METAL CHIP

22K

5%

1/10W

R116

1-216-805-11

METAL CHIP

47

5%

1/10W

R117

1-216-845-11

METAL CHIP

100K

5%

1/10W

R118

1-216-821-11

METAL CHIP

1K

5%

1/10W

R119

1-216-845-11

METAL CHIP

100K

5%

1/10W

(HX7)

R120

1-216-825-11

METAL CHIP

2.2K

5%

1/10W

(HX7)

R121

1-216-833-11

METAL CHIP

10K

5%

1/10W

(HX7)

R122

1-216-833-11

METAL CHIP

10K

5%

1/10W

(HX7)

R123

1-216-833-11

METAL CHIP

10K

5%

1/10W

(HX5/HX7)

R124

1-216-845-11

METAL CHIP

100K

5%

1/10W

(HX7)

R126

1-216-845-11

METAL CHIP

100K

5%

1/10W

(HX5/HX7)

MAIN

Section	Page
COVER	1
TABLE OF CONTENTS	3
1. SERVICING NOTES	4
2. GENERAL	5
3. DISASSEMBLY	9
3-1. DISASSEMBLY FLOW	9
3-2. PANEL (TOP)	10
3-3. FRONT PANEL BLOCK	10
3-4. MAIN BOARD (HX3/HX5)	11
3-5. MAIN BOARD/XM BOARD (HX7)	11
3-6. SWITCHING POWER BOARD/SUB POWER BOARD	12
3-7. LOADING MECHANISM BLOCK	12
3-8. BASE UNIT	13
3-9. BELT	13
3-10. OP BASE ASSY (KSM-213D)	14
4. TEST MODE	15
5. ELECTRICAL CHECKS	17
6. DIAGRAMS	18
6-1. Block Diagram – CD SERVO Section –	18
6-2. Block Diagram – TUNER/USB/BLUETOOTH Section –	19
6-3. Block Diagram – MAIN Section –	20
6-4. Block Diagram – AMP Section –	21
6-5. Block Diagram – PANEL/POWER SUPPLY Section –	22
6-6. PRINTED WIRING BOARDS – CD Section –	24
6-7. SCHEMATIC DIAGRAM – CD Section –	25
6-8. PRINTED WIRING BOARDS – USB Section (HX3/HX5) –	26
6-9. SCHEMATIC DIAGRAM – USB Section (HX3/HX5) –	27
6-10. PRINTED WIRING BOARDS – BLUETOOTH Section (HX5/HX7) –	28
6-11. SCHEMATIC DIAGRAM – BLUETOOTH Section (HX5/HX7) –	29
6-12. PRINTED WIRING BOARDS – XM Section (HX7) –	30
6-13. SCHEMATIC DIAGRAM – XM Section (HX7) –	31
6-14. PRINTED WIRING BOARD – MAIN Section –	32
6-15. SCHEMATIC DIAGRAM – MAIN Section (1/3) –	33
6-16. SCHEMATIC DIAGRAM – MAIN Section (2/3) –	34
6-17. SCHEMATIC DIAGRAM – MAIN Section (3/3) –	35
6-18. PRINTED WIRING BOARD – AMP Section (HX3/HX7) –	36
6-19. SCHEMATIC DIAGRAM – AMP Section (HX3/HX7) –	37
6-20. PRINTED WIRING BOARD – AMP Section (HX5) –	38
6-21. SCHEMATIC DIAGRAM – AMP Section (HX5) –	39
6-22. PRINTED WIRING BOARD – OUTPUT Section –	40
6-23. SCHEMATIC DIAGRAM – OUTPUT Section –	40
6-24. PRINTED WIRING BOARDS – PANEL Section –	42
6-25. SCHEMATIC DIAGRAM – PANEL Section –	43
6-26. PRINTED WIRING BOARDS – POWER SUPPLY Section –	44
6-27. SCHEMATIC DIAGRAM – POWER SUPPLY Section –	45
7. EXPLODED VIEWS	64
7-1. PANEL SECTION	64
7-2. CHASSIS (TOP) SECTION	65
7-3. PANEL KEY SECTION	66
7-4. FRONT PANEL SECTION	67
7-5. MAIN SECTION	68
7-6. CHASSIS SECTION	69
7-7. LOADING MECHANISM SECTION	70
7-8. BASE UNIT SECTION (BU-K6BD90-WOD: HX7) (BU-K6BD90U-WOD: HX3/HX5)	71
8. ELECTRICAL PARTS LIST	72
AMP	72
ANT	75
BT	75
CD	76
FRONT PANEL	78
HEADPHONE	79
MAIN	79
MOTOR	84
SPEAKER	84
SUB POWER	84
SWITCHING POWER	84
TOP PANEL (FUNCTION)	86
TOP PANEL (PLAY)	86
USB	87
USB POWER	88
XM	88
XM REGULATOR	89

Sony HCD-HX7 Service Manual - Page 81

SC1623-L5L6 HX5/HX7

Page 81 highlights