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C145
0.1/50V
VDPLL
C139
0.1/50V
AD3
VSYNC
VDPLL
C127 0.1/50V
C135
0.1/50V
C143
0.1/50V
SCL/RDZ
C172
0.1/50V
PB9
PA4
R129
4K7
R162
1K
R128
390 1%
PB4
VDVI
SOG
FB104
BEAD60OHM
C131
0.1/50V
GNDR
RIN
VCC1.8
C132
0.1/50V
C134
10u/16V
X102
14.318MHz
VAD
GIN
PA9
C140
10u/16V
VCC1.8
AD2
HSYNC
PB[0..9]
SDA/WRZ
VPLL
U104
TSU16AK
63
60
61
58
62
59
57
37
38
40
41
43
44
46
47
49
50
52
66
67
72
73
74
107
55
35
45
3
51
11 21 84 94 104 114 126
18 87 97 117
39
56
36
2
54
42
10 20 85 95
115 127
19 86 96
105
116
33
34
108
109
110
111
112
113
118
119
120
121
122
123
124
125
128
1
29
28
30
31
53
65
64
48
106
103
102
68
77
78
6
69
70
71
32
RIN0
GIN0
SOGIN0
BIN0
RIN0M
GIN0M
BIN0M
HSYNC0
VSYNC0
R+
R-
G+
G-
B+
B-
CK+
CK-
REXT
REFP
REFM
INT
PWM0
PWM1
LVACKM
AVD
D
A
V
DD_MP
LL
A
V
DD_DV
I
BYPASS
A
V
DD_DV
I
V
DDP
V
DDP
V
DDP
V
DDP
V
DDP
V
DDP
V
DDP
V
DDC
V
DDC
V
DDC
V
DDC
AVSS_
D
VI
AVSS
AVSS_
M
PL
L
AVSS_LPLL
AVSS_
PL
L
AVSS_
D
VI
GNDP GNDP GNDP GNDP
GNDP GNDP
GNDC GNDC GNDC
GNDP
GNDC
XIN
XOUT
LVA2P
LVA2M
LVA1P
LVA1M
LVA0P
LVA0M
NC/LVB3P
NC/LVB3M
NC/LVBCKP
NC/LVBCKM
NC/LVB2P
NC/LVB2M
NC/LVB1P
NC/LVB1M
NC/LVB0P
NC/LVB0M
DDC1_CLK/GPO8
DDC1_DAT/GPO7
AD0/GPO6
AD3/GPO5
AVD
D
_PL
L
AVD
D
AVSS
AVSS_
D
VI
LVACKP
LVA3M
LVA3P
AVSS
AD1
AD2
BUS TYPE/NC
CSZ
SDA
SCL
HWRESETZ
VPO
C164
100p/
50V
PA2
PB7
PB3
PB5
PB2
R164
1K
FB102
BEAD60OHM
GNDB
C130
0.1/50V
VCC3.3
VPO
VDD
PA[0..9]
VAA1
VAA2
AD0
VCC3.3
VAA4
FB106
BEAD60OHM
C174
0.1/50V
GNDG
VDVI
PB8
C162
100p/
50V
PA5
C163
100p/
50V
PA8
C141
0.1/50V
PA0
HWRESET
Note: U104 pin4,5,7~9,12~17,22~27,75,76,79~83,88~93,98~101 are all NC (open)
C171
0.1/50V
BIN
AD1
PB0
C168
22p/50V
VAD
VPLL
PB[0..9]
FB103
BEAD60OHM
PA1
PA6
C129
0.1/50V
C128
10u/16V
C170
0.1/50V
C126
22p/50V
VDVI
C136
0.1/50V
C133
0.1/50V
VAA4
PA[0..9]
PA7
DIMMER1
VAA2
VAA1
PB6
C142
10u/16V
C173
0.1/50V
VCC3.3
C125
1u/16V
FB105
BEAD60OHM
C138
10u/16V
C137
0.1/50V
CSZ/ALE
INT
PB1
PA3
VDD
VAA3
R163
1K
FB107
BEAD60OHM
VAA3
C144
10u/16V
ViewSonic Corporation
Confidential - Do Not Copy
VA702-1_VA702b-1
5
3
Model
Title
Date
Rev:
ViewSonic Corporation
SCALER
Содержание VA702-1
Страница 42: ...ViewSonic Corporation Confidential Do Not Copy VA702 1_VA702b 1 39 6 Black Screen and backlight turn on...
Страница 60: ...11 PCB Layout Diagrams Main board Top layout ViewSonic Corporation Confidential Do Not Copy VA702 1_VA702b 1 57...
Страница 61: ...Main board bottom Layout ViewSonic Corporation Confidential Do Not Copy VA702 1_VA702b 1 58...
Страница 62: ...ViewSonic Corporation Confidential Do Not Copy VA702 1_VA702b 1 59 POWER board...
Страница 63: ...ViewSonic Corporation Confidential Do Not Copy VA702 1_VA702b 1 60...