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HCD-RG270
Sony HCD-RG270 Service Manual
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HCD-GX355/GX555/RG270/RG475/RG575
30
30
HCD-GX355/GX555/RG270/RG475/RG575
CN751
IC731
CN731
CN741
CN742
CN721
DRIVER BOARD
11
(11)
MAIN BOARD
CN391
C
S711
ROTARY ENCODER
DISC TRAY
ADDRESS DETECT
SW BOARD
1-687-669-
12
(12)
SENSOR BOARD
1-687-132-
11
(11)
1-687-134-
12
(12)
MOTOR (TB) BOARD
MOTOR (LD) BOARD
1-687-133-
12
(12)
M751
(LOADING)
M
2
1
M
M741
(TABLE)
13
1
2
S751
OPEN/CLOSE
DETECT
CLOSE
OPEN
AK
EC
A
B
C
D
E
F
1
2
3
4
5
6
7
C715
C731
C735
C736
R701
R711
R731
R721
R722
R723
R735
R732
R733
R734
D701
D711
C751
CN704
C737
R713
R712
C741
R702
JW702
JW703
JW704
JW705
JW706
JW707
JW708
JW711
CN703
CN702
CN705
R751
C752
JW712
JW701
JW709
JW710
JW713
JW714
CN701
Q731
1-866-201-
19
19
IC712
IC701
E
6-9.
PRINTED
WIRING BOARDS – CHANGER Section –
: Uses unleaded solder
.
•
See page 25 for Circuit Boar
ds Location.
(Page 32)
•
Semiconductor
Location
Ref. No.
Location
D701
D-5
D711
C-5
IC701
D-6
IC712
C-6
IC731
A-2
Q731
B-4
29
31
Table of Contents
Default Chapter
1
Specifications
1
Table of Contents
4
1 Servicing Notes
5
2 General
6
3 Disassembly
8
Disassembly Flow
8
Case (Top)
9
Door (CD)
9
Front Panel Section
10
Mechanical Deck (CWM43FF13)
10
CD Mechanism Deck
11
MX Model)/Cdm74Kfs-F1BD84 (MX Model))
11
Back Panel Section
11
MAIN Board
12
BD Board/CD Board
12
DRIVER Board, SW Board
13
Optical Pick-Up (KSM-215DCP)
13
SENSOR Board
14
MOTOR (TB) Board
14
MOTOR (LD) Board
15
4 Test Mode
16
5 Electrical Adjustment
20
6 Diagrams
21
Block Diagram - CD SERVO Section
21
Block Diagram - AUDIO/VIDEO Section
22
Block Diagram - AMP Section
23
Block Diagram - PANEL, POWER SUPPLY Section
24
Printed Wiring Board - CD Board - (Except MX Model)
26
Schematic Diagram - CD Board - (Except MX Model)
27
Printed Wiring Board - BD Board - (MX Model)
28
Schematic Diagram - BD Board - (MX Model)
29
Printed Wiring Boards - CHANGER Section
30
Schemtic Diagram - CHANGER Setion
31
Printed Wiring Board - MAIN Board
32
Schematic Diagram - MAIN Board (1/3)
33
Schematic Diagram - MAIN Board (2/3)
34
Schematic Diagram - MAIN Board (3/3)
35
Printed Wiring Board - POWER Board
36
Schematic Diagram -POWER Board
37
Printed Wiring Board - SUB WOOFER Board - (GX555/RG475/RG575 Only)
38
Schematic Diagram - SUB WOOFER Board - (GX555/RG475/RG575 Only)
39
Printed Wiring Boards - AUDIO, MIC, HEADPHONE Boards
40
Schematic Diagram - AUDIO, MIC, HEADPHONE Boards
41
Printed Wiring Boards - CD-G Section - (MX Model Only)
42
Schematic Diagram - CD-G Section - (MX Model Only)
43
Printed Wiring Board - PANEL Section (1/2)
44
Printed Wiring Board - PANEL Section (2/2)
45
Schematic Diagram - PANEL Section (1/2)
46
Schematic Diagram - PANEL Section (2/2)
47
Printed Wiring Boards - TRANS Section
48
Schematic Diagram - TRANS Section
49
Driver Board
57
Main Board
58
7 Exploded Views
66
Overall Section
66
Back Panel Section
67
Front Panel Section
68
Key Section
69
Chassis Section
70
Transformer Section
71
CD Mechanism Deck Section-1 (CDM74KFS-F1BD81C) (Except MX Model)/ (CDM74KFS-F1BD84) (MX Model)
72
CD Mechanism Deck Section-2
72
CDM74KFS-F1BD81C) (Except MX Model CDM74KFS-F1BD84) (MX Model)
72
(CDM74KFS-F1BD81C) (Except MX Model)/ (CDM74KFS-F1BD84) (MX Model)
73
8 Electrical Parts List
74
Sub Woofer
90
Revision History
92
4
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Sony HCD-RG270 Specifications
General
Brand
Sony
Model
HCD-RG270
Category
Car Receiver
Language
English
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