Printed Wiring Boards - Cd Section (1/2); Printed Wiring Board - Cd Section (2/2) - Sony WX-7700MDX Service Manual

WX-7700MDX
5-7. PRINTED WIRING BOARDS – CD Section (1/2) – •
1 2 3
SERVO (CD) BOARD
A
(COMPONENT SIDE)
B
C
D
E
F
RED
G
M103
M
(LOADING)
WHT
Q8
LOADING
COMPLETION
DETECT
H
(8cm/12cm) DETECT
I
See page 29 for Circuit Boards Location.
4 5
MAIN BOARD
A
(Page 37)
CNP370
16
C
E
B
1
25
5 4
1 2 3
DISC IN
DETECT
1 6
DISC SIZE
MOTOR FLEXIBLE BOARD
6 7 8
PICK-UP
FLEXIBLE BOARD
OPTICAL
PICK-UP
BLOCK
(KSS-720A)
LOAD BOARD
1
YEL
BLK
100 76
75
51
26
50
BLU
1 28
7 22
BLK
BLK
8 21
14 15
RED
YEL
11
1-682-831- (11)
30 30
9 10 11
(DISC SET)
11
1-659-837- (11)
RED
BLU
SENSOR (CD) BOARD
BLK
D10
LOADING
COMPLETION DETECT
D11
DISC SIZE
(8cm/12cm) DETECT
SL SW BOARD
SW4
(LIMIT)
M102
(SPINDLE)
M
BLK
11
(11)
1-676-708-
YEL
M
M101
(SLED)
12 13
D12
SW1 DISC IN
(SELF) DETECT
31
(11)
1-660-797-
• Semiconductor
Location
Ref. No. Location
D10 E-9
D11 E-10
D12 C-13
IC1 D-6
IC2 G-6
IC3 E-5
Q1 B-5
Q6 F-6
Q7 H-3
Q8 H-2