Printed Wiring Boards - Changer Section - Sony MHC-RG270 Service Manual

HCD-GX355/GX555/RG270/RG475/RG575
6-9. PRINTED WIRING BOARDS – CHANGER Section –
• Semiconductor
Location
Ref. No. Location
D701 D-5
D711 C-5
IC701 D-6
IC712 C-6
IC731 A-2
Q731 B-4
HCD-GX355/GX555/RG270/RG475/RG575
1 2
SENSOR BOARD SW BOARD
A
A K
IC731
E C
B
11
CN731
(11)
MOTOR (TB) BOARD
1 3
CN741
C
M741
(TABLE)
M
D
MOTOR (LD) BOARD
E
M751
(LOADING)
F
• See page 25 for Circuit Boards Location.
3
CN751
1
2
S751
OPEN/CLOSE
DETECT
DRIVER BOARD
CLOSE
OPEN
12
1-687-669- (12)
CN705
CN702
CN742
C751
12
(12)
1-687-134-
CN704
M
CN721
2
1
12
(12)
1-687-133-
30 30
: Uses unleaded solder.
4 5
C715
E
Q731
R732
JW708
1
R734
JW709
R735
R713
D711
R701
1
D701
R702
CN703
S711
ROTARY ENCODER
DISC TRAY
ADDRESS DETECT
6 7
(Page 32)
MAIN BOARD
C
CN391
CN701
C731
IC712
9
IC701
9
11
(11)
1-866-201-