Read Sony DSC-U20 (serv.man2) Service Manual online
DSC-U20
COVER
COVER
For Schematic Diagram
• Refer to page 4-37 for printed wiring board.
• Refer to page 4-37 for printed wiring board.
4-2. SCHEMATIC DIAGRAMS
CD-425 FLEXIBLE BOARD
4-2. SCHEMATIC DIAGRAMS
CD-425 FLEXIBLE BOARD
4-9
4-10
CD-425 (2/2)
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
and the Transistors with mark,are
not possible.
IC101
(1/2)
1
IC101
(CH-124 BOARD)
1
H1
2
H2
3
RG
4
CCD_OUT
5
V1A
6
V1B
7
V2
8
V3A
9
V3B
10
V4
11
VSHT
12
D2
13
D3
14
D4
15
D5
16
D6
17
D7
18
D8
19
D9
20
D10
21
D11
22
D12
23
D13
24
XTG_CS
25
XGCAM_CS
26
XCAM_SO
27
XCAM_SCK
28
D1
29
D0
30
GND
31
CLPOB
32
CLPDM
33
XCAM_RESET
34
CA_HD
35
CA_FD
36
GND
37
GND
38
MCK
39
TG_CLK
40
HVDD
41
GND
42
CAM_-7.5V
43
CAM_15V
44
TG3V
45
WEN
46
FE3V
47
DRV3V
48
GND
49
GND
50
GND
51
GND
52
GND
53
GND
54
GND
55
GND
56
GND
57
V1
58
GND
59
GND
60
GND
61
SUB
62
GND
63
GND
64
GND
65
GND
66
GND
67
GND
68
GND
69
GND
70
GND
71
GND
72
GND
73
GND
74
GND
75
GND
76
GND
77
GND
78
GND
79
GND
80
(D13)
81
(D9)
82
(D5)
83
(D1)
84
(XCAM_SO)
85
86
87
88
89
90
91
92
DRV3V
93
94
GND
95
GND
CAM_-7.5V
TEST
V4
V3A
V3B
V1
V2A
V2B
VSHT
RG
H1
H2
GND
GND
CAM_15V
GND
GND
CCD_OUT
LND101
GND
LND102
CA_AD11
LND103
CA_AD7
LND104
CA_AD3
LND105
CA_AD10
LND106
CA_AD6
LND107
CA_AD2
LND108
CA_AD9
LND109
CA_AD5
LND110
CA_AD1
LND111
CA_AD8
LND112
CA_AD4
LND113
CA_AD0
LND114
XTG_CS
LND115
XGCAM_CS
LND116
XCAM_SO
LND117
XCAM_SCK
LND118
GND
LND121
TG_CLK
LND119
MCK
LND122
GND
LND123
CA_FD
LND124
CA_HD
LND126
TG3V
LND125
XCAM_RESET
LND128
FE3V
LND129
CAM_-7.5V
LND130
CAM_15V
LND131
GND
LND127
DRV3V
LNC120
GND
V2C
V3C
1
A
FE3V
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D11
D9
D5
D1
V4
V3A
V3B
V2A
V2B
RG
H1
H2
VSHT
V3C
V1
V2B
V4
V2C
V3B
V3A
V2A
RG
H1
H2
CCD_OUT
D7
D3
D2
D10
D6
D8
TG3V
DRV3V
V1
VSHT
V3C
V2C
D0
D4
FE3V
DRV3V
TG3V
REC
VIDEO
SIGNAL
SIGNAL PATH
Y/CHROMA
CAMERA MODULE
CN902
(PAGE 4-14)
TY-15
(2/4)
1
31
11
3
F
E
2
B
10
D
5
12
H
G
8
6
9
7
4
C
CAMERA MODULE(CH BLOCK)
CD-425 FLEXIBLE BOARD(2/2)
05
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