WX-7700MDX
30
30
5-7.
PRINTED WIRING BOARDS – CD Section (1/2) –
•
See page 29 for Circuit Boards Location.
C45
C4
R55
R54
FB3
C41
C44
JR51
C40
R8
R9
R5
R7
R12
R14
R15
R10
R17
R18
R19
R20
CN1
FB1
FB2
FB4
C3
C5
C6
C8
C9
C10
C11
C13
C14
C16
C18
C19
C24
C25
C29
C34
C36
C38
C35
C21
C22
C30
C23
C1
C15
C20
R24
R6
C17
JR52
Q1
Q6
Q7
R26
R53
R25
Q8
R3
R51
R52
C43
R30
R29
R50
JR50
IC3
CN3
C55
CN2
76
100
1
25
26
50
51
75
5
4
3
1 2
1
7
8
14
28
22
21
15
1-682-831-
11
(11)
(COMPONENT SIDE)
SERVO (CD) BOARD
1
6
C
E
B
OPTICAL
PICK-UP
BLOCK
(KSS-720A)
PICK-UP
FLEXIBLE BOARD
Q8
LOADING
COMPLETION
DETECT
M103
(LOADING)
M
RED
WHT
RED
YEL
BLK
BLK
BLU
M102
(SPINDLE)
M
M101
(SLED)
M
RED
WHT
BLK
YEL
1-676-708-
11
(11)
MOTOR FLEXIBLE BOARD
SL SW BOARD
SW4
(LIMIT)
YEL
BLK
1-659-837-
11
(11)
LOAD BOARD
1-660-797-
31
(11)
D10
LOADING
COMPLETION DETECT
D11
DISC SIZE
(8cm/12cm) DETECT
D12
DISC IN
DETECT
(DISC SET)
SW1
(SELF)
RED
BLU
BLK
16
1
SENSOR (CD) BOARD
DISC IN
DETECT
DISC SIZE
(8cm/12cm) DETECT
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
A
13
• 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