Printed Wiring Boards - Changer Section - Sony HCD-RG490; HCD-RG590 Service Manual

HCD-RG490/RG590
7-9. PRINTED WIRING BOARDS – CHANGER Section –
Semiconductor
Location
Ref. No. Location
D701 E-7
D711 E-7
IC701 F-7 A
IC712 F-8
IC731 F-5
Q731 C-9
B
C
D
E
F
G
H
HCD-RG490/RG590
1 2 3
MOTOR (LD) BOARD
2 1
CN721
SENSOR BOARD
MOTOR (TB) BOARD
1
3
(TABLE)
M
12
(12)
See page 27 for Circuit Boards Location. : Uses unleaded solder.
4 5 6
M751
(LOADING)
DRIVER BOARD
M
12
(12)
1-687-133-
S711
ROTARY ENCODER
DISC TABLE
ADDRESS DETECT
E A
12
C K
(12)
SW BOARD
S751
DISC TABLE
OPEN/CLOSE
DETECT
OPEN
CLOSE
CN751
2
1
12
(12)
1-687-669-
32 32
7 8
2
1
1
4
1
1 1
9 9
9 10
2
E
EXCEPT
RG490: MX/
RG590: MX
C1
MAIN
BOARD
(Page 36)
C2
MAIN
BOARD
(Page 40)
RG490: MX/
RG590: MX
12
1-866-201- (12)