Sony XAV-7W Service Manual ▷ View online
XAV-7W
34
34
PL1
(LCD BACK LIGHT)
FRONT BOARD
(COMPONENT SIDE)
OFF
PL2
(LCD BACK LIGHT)
LCD901
LIQUID CRYSTAL DISPLAY
+
SW960
(RESET)
1-684-222-
11
(11)
10
FRONT BOARD
(CONDUCTOR SIDE)
(CHASSIS)
C
MAIN BOARD
CN5
(CHASSIS)
(CHASSIS)
1C
2E
1E
2C
2B
1B
1
64
16
49
48
17
32
33
IC14
1-684-222-
11
(11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
E
DISC
−
6-13. PRINTED WIRING BOARD – FRONT Board –
•
See page 25 for Circuit Boards Location.
D10
D-6
IC14
D-7
Q901
D-12
• Semiconductor
Location
Ref. No.
Location
(Page 32)
XAV-7W
35
35
TP127
TP126
TP128
TP129
TP130
TP133
TP134
TP135
TP136
R956
TP137
R132
R108
PL1
PL2
C122
R139
TP138
D10
R140
R143
R142
R141
C123
C124
C125
R136
R138
C121
R134
R31
LCD901
R44
CN4
IC14
R957
R127
LSW965(2/2)
LSW966(2/2)
LSW967(2/2)
SW960
LSW965(1/2)
LSW967(1/2)
LSW966(1/2)
Q901
180
6.8
6.8
100p
330k
HZU5.1B
-2
0
220
220
220
0.22
0.1
0.1
1k
1k
0.22
1k
1k
100
10P
LC75824W
3.3k
4.7k
XN4381-TX
51
52
53
54
55
56
57
58
59
510
511
512
513
514
515
516
517
518
519
520
521
523
524
525
527
529
531
533
535
537
539
541
542
543
544
545
522
526
528
530
532
534
536
538
540
COM
1
COM
2
COM
3
COM4
51
52
53
54
55
56
57
58
59
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
COM1
COM2
COM3
COM4
DI
CL
CE
INH
CE
CL
DI
INH
NC
NC
NC
NC
NC
N
C
DI
CL
CE
OSC
VSS
VDD2
VDD1
VDD
NC
ILL-GND
ILL-ON+B
SYS+B
RESET
KEY0
KEY-GND
CE
CL
DI
INH
(RESET)
OFF
DISC +
DISC -
PL1,2
(LCD BACK LIGHT)
PILOT LAMP DRIVE
COM1
COM2
COM3
COM4
S1
S
2
S3
S
4
S5
S6
S7
S8
S9
S10
S11
S1
2
S13
S14
S
15
S
45
S
44
S
43
S
42
S
41
S40
S
39
S
38
S3
7
S
36
S35
S
34
S33
S32
S
31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S1
S2
S3
S4
S
5
S
6
S
7
S8
S9
S10
S11
S
12
S
13
S
14
S15
S16
S1
7
S
18
S
19
S
20
S
21
S22
S2
3
S
24
S2
5
S
26
S
27
S
28
S
29
S
30
S3
1
S
32
S
34
S35
S36
S
37
S
38
S3
9
S40
S
4
1
S42
S
43
S44
S
45
C
O
M
1
CO
M
2
C
O
M
3
C
O
M
4
S
33
LIQUID CRYSTAL DISPLAY
-1
-2
INH
C
6-14. SCHEMATIC DIAGRAM – FRONT Board –
•
See page 26 for Waveform.
(Page 29)
XAV-7W
36
36
6-15. PRINTED WIRING BOARD – MONITOR Board (Component Side) –
•
See page 25 for Circuit Boards Location.
D280
D-7
D334
C-3
D336
E-11
D340
E-11
D341
C-3
D401
D-6
D402
C-4
D450
E-5
D451
E-5
D502
H-11
D503
I-11
D505
I-11
D506
I-11
D604
G-6
D900
G-10
D959
F-13
IC201
D-8
IC203
F-9
IC204
E-8
IC205
D-6
IC250
D-7
IC280
D-7
IC281
D-7
IC355
E-6
IC356
I-13
IC401
D-4
IC900
F-12
Q207
F-10
Q208
E-10
Q209
F-10
Q350
E-3
Q351
E-3
Q352
E-2
Q353
D-3
Q354
D-3
Q420
D-3
Q421
D-3
Q450
D-5
Q501
H-10
Q608
F-7
Q609
G-4
Q610
H-4
Q900
F-10
Q963
E-13
Q964
F-13
• Semiconductor
Location
Ref. No.
Location
10
1
1
18
19
36
37
54
55
1
4
8
5
4
5
5
1
3
4
5
5
1
3
5
8
4
1
1
12
13
24
24
36
37
48
8
5
4
1
1
13
24
25
36
37
48
12
TP67
TP65
TP57
TP58
TP88
TP77
TP78
TP76
4
5
5
1
3
TP154
TP152
(GND)
(GND)
TP70
TP108
LIQUID CRYSTAL
DISPLAY MODULE
MONITOR BOARD
(COMPONENT SIDE)
TP64
T601
INVERTER
TRANSFORMER
3
1
T501
DC/DC
CONVERTER
3
1
2
(CHASSIS)
BACK LIGHT
UNIT
72
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
IC401
IC205
IC281
IC280
IC250
IC201
IC203
IC900
IC204
IC355
IC356
D
KEY
BOARD
CN101
E
ANGLE BOARD
CN750
1-676-681-
31, 32
(31), (32)
(Page 42)
(Page 42)
Ver 1.1
XAV-7W
37
37
IC450
1
3
MONITOR BOARD
(CONDUCTOR SIDE)
A
MAIN BOARD
CN14
(CHASSIS)
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
J
1-676-681-
31, 32
(31), (32)
6-16. PRINTED WIRING BOARD – MONITOR Board (Conductor Side) –
•
See page 25 for Circuit Boards Location.
IC450
J-1
Q210
F-4
Q260
G-11
Q262
G-11
Q263
G-11
Q264
G-11
Q611
G-11
Q612
G-11
• Semiconductor
Location
Ref. No.
Location
(Page 32)
Ver 1.1
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