Sony CDP-XB920 / CDP-XB920E Service Manual ▷ View online
CDP-XB920/XB920E
— 29 —
— 30 —
6-9. PRINTED WIRING BOARDS – POWER SECTION –
• See page 13 for Circuit Boards Location.
Ref. No.
Location
D901
F-3
D902
F-3
D903
G-3
D904
E-3
D911
D-2
D912
D-2
D913
D-2
D914
C-2
D921
G-4
D922
G-4
D923
G-3
D924
G-3
D925
H-3
D951
E-3
D952
E-3
D953
D-3
D954
E-3
IC901
B-3
• Semiconductor
Location
TRANS BOARD
POWER SW BOARD
POWER BOARD
E
TO
SERVO
BOARD
BOARD
1-669-368-
11
(11)
1-669-370-
11
(11)
1-669-373-
11
(11)
16
AC
IN
IN
1
9
1
1
1
1
6
3
3
5
(Page 32)
I
TO
MAIN
BOARD
(Page 22)
J
TO
MAIN
BOARD
(Page 21)
1
9
T901
POWER
TRANSFORMER
X
X NOT REPLACEABLE
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
S991
(POWER)
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
12
13
CDP-XB920/XB920E
— 31 —
— 32 —
6-10. SCHEMATIC DIAGRAM – SERVO SECTION –
• See page 38 for IC Block Diagram • See page 39 for IC Pin Function Description.
CDP-XB920/XB920E
— 33 —
— 34 —
6-11. PRINTED WIRING BOARDS – SERVO SECTION –
• See page 13 for Circuit Boards Location.
B
TO
SLED BOARD
D
TO
LOADING
BOARD
C
TO
LD IN SW
BOARD
1-669-367-
11
(11)
1-669-367-
11
(11)
SERVO BOARD
(SIDE B)
SERVO BOARD
(SIDE A)
(Page 36)
(Page 36)
E
TO
POWER
BOARD
(Page 29)
F
TO
MAIN BOARD
(Page 21)
(Page 36)
A
TO
MAIN
BOARD
(Page 22)
(LOAD OUT)
80
1
20
21
40
41
60 61
1
14
15
28
E
E
1
12
13
24
E
E
1
2
3
4
1
10
16
(FE)
(FEI)
(RF)
(TE)
(VC)
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
10
11
12
13
14
Ref. No.
Location
D101
G-6
D361
G-5
IC101
E-4
IC102
C-5
IC103
E-2
IC104
C-2
IC361
F-3
Q101
D-3
Q102
E-3
Q301
F-3
Q302
G-3
• Semiconductor
Location
CDP-XB920/XB920E
— 35 —
— 36 —
6-12. SCHEMATIC DIAGRAM – MOTOR SECTION –
6-13. PRINTED WIRING BOARDS – MOTOR SECTION –
• See page 13 for Circuit Boards Location.
D
C
TO
SERVO
BOARD
BOARD
1-658-710-
11
(11)
1-666-164-
1-658-709-
1-658-708-
11
(11)
11
(11)
11
(11)
LD IN SW BOARD
LOADING BOARD
SPINDLE BOARD
SLED BOARD
M
M
M
M101
LOADING MOTOR
M151
SPINDLE
MOTOR
M102
SLED MOTOR
(Page 33)
B
TO
SERVO
BOARD
BOARD
(Page 32)
TO
OPTICAL
PICK-UP
BLOCK
TO
SERVO
BOARD
BOARD
(Page 33)
(LOADING)
2
1
16
LIMIT SW
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
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