Read Sony XR-CA430X Service Manual online
XR-CA430X
20
20
6-6.
PRINTED WIRING BOARD – KEY Board –
R972
R962
R980
1
64
49
48
33
32
17
16
R973
R963
R981
KEY BOARD
(COMPONENT SIDE)
1-683-350-
11
(11)
A
K
A
K
A
K
A
K
KA
A
K
KA
S2
K1
K1
S1
A1
A1
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
A1
S1
S1
K1
S2
S2
LCD901
LIQUID CRYSTAL DISPLAY
1
54
(ILLUMINATION)
SOURCE
SEL
MODE
ATT
VOL
+
−
−
1
SENS
+
2
DISC
ALBM
REP
3
SHUF
4
+
/ATA
6
BL SKIP/
−
5
DSPL
MTL
BTM
BTM
OFF
MBP
D-BASS
(ILLUMINATION)
SEEK
AMS
KEY BOARD
(CONDUCTOR SIDE)
1-683-350-
11
(11)
IC901
PL902
(LCD BACK LIGHT)
PL901
(LCD BACK LIGHT)
A K
K
K
K
A
MAIN BOARD
CN701
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
E
F
G
H
A
K
LED902, 903, 906, 922,
923, 940, 950
LED902, 903,
S902
LED906, S906
+
−
LED922, LED923,
S922
(Page 16)
• Semiconductor
Location
Ref. No.
Location
D901
G-10
D991
F-9
IC901
F-7
LED902
C-1
LED903
C-2
LED906
C-1
LED922
C-13
LED923
C-14
LED940
C-12
LED950
C-3
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