Service manual

Model
Title
Date Rev:
ViewSonic Corporation
A190A1-H-C 6bit RSDS (TCON)
60
ViewSonic Corporation Confidential
-
Do Not Copy VA1912W/Wb
RESET_N
VCC_LVD
VCC_RSDS
VCC_LVA
VCC_TC
TST_PG
RES0
STV1
RES1
OE1
CNTP
GND
TST_PG
TPPW
GNDGND
PI
OES0
IP8B
BSTHI
FSTHI
IDREV
RBSW
OP8B
STB1
POL1
STB
POL
FSTH
F2LNF2LN
BB0P
BB1N BB1P
BB2N
BB2P
VCC_LVA
VCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDSVCC_RSDS
GND
GND
GND
FR0N
PIPIPIPIPIPIPIPIPIPIPIPI
BSTH
OEPW1
VCC_LVA
FR0P
GNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGND
MTSIDE
VCC_LVD
FR1N
VCC_LVD
VCC_RSDS
GND
CPV
CKPHS0
CKPHS1
CKPHS2
CPV1
RXO0-
RXOC+
RXOC-
RXO1+
RXO1-
RXO0+
RXO2+
RXO2-
RXEC-
RXO3+
RXO3-
RXE0+
RXE0-
RXEC+
FR1P
RXE1-
RXE1+
RXE3-
RXE2+
RXE2-
RXE3+
FR2N
FR2P
RES0
FG0N
FG0P
FG1N
FG1P
FG2N
FG2P
GND
FB2P
FB2N
FB1P
FB1N
FB0P
FB0N
GND
BR0N
BR0P
BR1N
BR1P
BR2P
BR2N
BSTHI
VCC_TC
VCC_TC
OE1
GVOFF1
GVON1
CPV1
STV1
GND
GND
GND
BCKP
BCKN
VCC_RSDS
RBSW
OP8B
IDREV
IP8B
CKPHS2
CKPHS0
CKPHS1
BB0N
OEPW1
FSTHI
VCC_TCVCC_TC
VCC_TCVCC_TC
STB1STB1
POL1POL1
TPPWTPPW
STV
GNDGND
GNDGND
GNDGND
RESET_N
OES0OES0
CNTP
VCC_RSDSVCC_RSDS
GNDGND
FCKN
FCKP
BG0N
BG0P
BG1N
BG1P
BG2N
BG2P
OE
MTSIDE
RES1
GVONGVON1
GVOFF1
GVOFF
RESET_N
F2LN
TST_PG
STV
CPV
OE
FSTH
BSTH
STB
POL
RXO0-
RXO0+
RXO1-
RXO1+
RXOC+
RXOC-
RXO2-
RXO2+
RXO3-
RXO3+
RXE1+
RXE1-
RXE0-
RXE0+
RXEC-
RXEC+
RXE2+
RXE2-
RXE3-
RXE3+
GVON
GVOFF
BG2P
BG2N
BG1P
BG1N
BG0P
BG0N
BR2P
BR2N
BR1N
BR1P
BR0P
BR0N
FR0P
FR0N
FR2P
FR2N
FR1N
FR1P
FG0P
FG1P
FG1N
FG2N
FG2P
FG0N
FB0P
FB1P
FB1N
FB2N
FB2P
FB0N
FCKP
FCKN
BB2P
BB2N
BB1N
BB1P
BB0P
BB0N
BCKP
BCKN
V33T
TCON_RESET
TST_PGI
V33T
V33T
V33T
V33T
V33T
VCC_TC
VCC_TC
GND
GND
GND
GND
GND
GND GND
GND
GND
GND GND GND
GND
GND
GND
GND GND
GND
V33T
GND
GND
GND
V33T
pin103 pin118
pin112 pin127
pin70pin58pin39pin27
pin8 pin17 pin80 pin89
20x1.3/11.2k=2.3mA
C93
Do Not Stuff
C93
Do Not Stuff
R123
0603/1K/1%/RoHS
R123
0603/1K/1%/RoHS
R96 0603/10R/5%/RoHS
R96 0603/10R/5%/RoHS
R116 0603/10R/5%/RoHS
R116 0603/10R/5%/RoHS
R143
Do Not Stuff
R143
Do Not Stuff
R110
0603/100R/1%/RoHS
R110
0603/100R/1%/RoHS
C107
0603/100n/25V/7/RoHS
C107
0603/100n/25V/7/RoHS
C95
Do Not Stuff
C95
Do Not Stuff
R114
Do Not Stuff
R114
Do Not Stuff
R104
0603/100R/1%/RoHS
R104
0603/100R/1%/RoHS
C102
0805/4.7u/6.3V/5/RoHS
C102
0805/4.7u/6.3V/5/RoHS
R124
Do Not Stuff
R124
Do Not Stuff
R126
Do Not Stuff
R126
Do Not Stuff
R98
0603/100R/1%/RoHS
R98
0603/100R/1%/RoHS
R117 0603/10R/5%/RoHS
R117 0603/10R/5%/RoHS
C108
0603/100n/25V/7/RoHS
C108
0603/100n/25V/7/RoHS
R105
0603/100R/1%/RoHS
R105
0603/100R/1%/RoHS
C96
Do Not Stuff
C96
Do Not Stuff
R115
Do Not Stuff
R115
Do Not Stuff
R125
Do Not Stuff
R125
Do Not Stuff
C89
Do Not Stuff
C89
Do Not Stuff
R100
0603/100R/1%/RoHS
R100
0603/100R/1%/RoHS
C105
0805/4.7u/6.3V/5/RoHS
C105
0805/4.7u/6.3V/5/RoHS
1
3
2
Q18
Do Not Stuff
Q18
Do Not Stuff
R128
Do Not Stuff
R128
Do Not Stuff
C109
0603/100n/25V/7/RoHS
C109
0603/100n/25V/7/RoHS
R99 0603/10R/5%/RoHS
R99 0603/10R/5%/RoHS
R118
0603/0R/5%/RoHS
R118
0603/0R/5%/RoHS
1
3
2
Q19
2N7002/RoHS
Q19
2N7002/RoHS
R97
0603/100R/1%/RoHS
R97
0603/100R/1%/RoHS
R137
0603/10K/5%/RoHS
R137
0603/10K/5%/RoHS
C98
Do Not Stuff
C98
Do Not Stuff
1
2
C115
Do Not Stuff
C115
Do Not Stuff
R127
Do Not Stuff
R127
Do Not Stuff
R122
0603/0R/5%/RoHS
R122
0603/0R/5%/RoHS
R129
Do Not Stuff
R129
Do Not Stuff
C110
0805/4.7u/6.3V/5/RoHS
C110
0805/4.7u/6.3V/5/RoHS
R102 0603/10R/5%/RoHS
R102 0603/10R/5%/RoHS
R130
0603/10K/1%/RoHS
R130
0603/10K/1%/RoHS
C99
Do Not Stuff
C99
Do Not Stuff
R120
0603/8.2K/1%/RoHS
R120
0603/8.2K/1%/RoHS
C116
0603/100n/25V/7/RoHS
C116
0603/100n/25V/7/RoHS
R133
Do Not Stuff
R133
Do Not Stuff
C111
0603/100n/25V/7/RoHS
C111
0603/100n/25V/7/RoHS
C100
0603/100n/25V/7/RoHS
C100
0603/100n/25V/7/RoHS
R106 0603/10R/5%/RoHS
R106 0603/10R/5%/RoHS
C97
Do Not Stuff
C97
Do Not Stuff
C90
Do Not Stuff
C90
Do Not Stuff
R134
Do Not Stuff
R134
Do Not Stuff
OUT
1
VDD
2
VSS
3
NC
4
CD
5
U11
S-80927CNMC/RoHS
U11
S-80927CNMC/RoHS
C112
0603/100n/25V/7/RoHS
C112
0603/100n/25V/7/RoHS
C101
0603/100n/25V/7/RoHS
C101
0603/100n/25V/7/RoHS
R131
0603/1K/1%/RoHS
R131
0603/1K/1%/RoHS
R108 0603/10R/5%/RoHS
R108 0603/10R/5%/RoHS
R132
Do Not Stuff
R132
Do Not Stuff
C103
0603/100n/25V/7/RoHS
C103
0603/100n/25V/7/RoHS
R109
0603/100R/1%/RoHS
R109
0603/100R/1%/RoHS
R107
0603/100R/1%/RoHS
R107
0603/100R/1%/RoHS
R138
Do Not Stuff
R138
Do Not Stuff
C91
Do Not Stuff
C91
Do Not Stuff
R121
0603/3K/1%/RoHS
R121
0603/3K/1%/RoHS
B_G[2]P
64
B_G[2]N
63
B_G[1]P
62
B_G[1]N
61
B_G[0]P
60
B_G[0]N
59
VDD_RSDS
58
B_R[3]P
57
B_R[3]N
56
B_R[2]P
55
B_R[2]N
54
B_R[1]P
53
B_R[1]N
52
B_R[0]P
51
B_R[0]N
50
VSS_RSDS
49
PI
48
A_R[0]N
47
A_R[0]P
46
A_R[1]N
45
A_R[1]P
44
A_R[2]N
43
A_R[2]P
42
A_R[3]N
41
A_R[3]P
40
VDD_RSDS
39
A_G[0]N
38
A_G[0]P
37
A_G[1]N
36
A_G[1]P
35
A_G[2]N
34
A_G[2]P
33
RBSW
96
OP8B
95
IP8B
94
IDREV
93
STV
92
CKV
91
VSS
90
VDD
89
OE
88
GVOFF
87
GVON
86
CKPHS2
85
CKPHS1
84
CKPHS0
83
BSTH
82
VSS
81
VDD
80
VSS_RSDS
79
B_B[3]P
78
B_B[3]N
77
B_B[2]P
76
B_B[2]N
75
B_B[1]P
74
B_B[1]N
73
B_B[0]P
72
B_B[0]N
71
VDD_RSDS
70
B_CKHP
69
B_CKHN
68
B_G[3]P
67
B_G[3]N
66
VSS_RSDS
65
OEPW1
97
LRGND_LVDS
98
RAMP1
99
RAPP1
100
RBMP1
101
RBPP1
102
LRVDD_LVDS
103
RCMP1
104
RCPP1
105
RCLKMP1
106
RCLKPP1
107
RDMP1
108
RDPP1
109
LRGND_LVDS
110
LPGND_LVDS
111
LPVDD_LVDS
112
LRGND_LVDS
113
RAMP2
114
RAPP2
115
RBMP2
116
RBPP2
117
LRVDD_LVDS
118
RCMP2
119
RCPP2
120
RCLKMP2
121
RCLKPP2
122
RDMP2
123
RDPP2
124
LRGND_LVDS
125
LPGND_LVDS
126
LPVDD_LVDS
127
MTSIDE
128
RESET_N
1
RES0
2
TST_PG
3
TPPW
4
TP1
5
POL
6
VSS
7
VDD
8
OES0
9
CNTP
10
F2LN
11
RES1
12
TEST0
13
TEST1
14
ASTH
15
VSS
16
VDD
17
VSS_RSDS
18
A_B[3]P
19
A_B[3]N
20
A_B[2]P
21
A_B[2]N
22
A_B[1]P
23
A_B[1]N
24
A_B[0]P
25
A_B[0]N
26
VDD_RSDS
27
A_CKHP
28
A_CKHN
29
A_G[3]P
30
A_G[3]N
31
VSS_RSDS
32
*
U10
CM2706A-KT
*
U10
CM2706A-KT
C113
0603/100n/25V/7/RoHS
C113
0603/100n/25V/7/RoHS
R113
0603/0R/5%/RoHS
R113
0603/0R/5%/RoHS
R135
0603/1K/1%/RoHS
R135
0603/1K/1%/RoHS
R103
0603/100R/1%/RoHS
R103
0603/100R/1%/RoHS
R101
0603/100R/1%/RoHS
R101
0603/100R/1%/RoHS
R111 0603/10R/5%/RoHS
R111 0603/10R/5%/RoHS
R140
0603/1K/1%/RoHS
R140
0603/1K/1%/RoHS
C92
Do Not Stuff
C92
Do Not Stuff
R119
0603/0R/5%/RoHS
R119
0603/0R/5%/RoHS
R139
0603/1K/1%/RoHS
R139
0603/1K/1%/RoHS
C114
0603/100n/25V/7/RoHS
C114
0603/100n/25V/7/RoHS
C94
0805/4.7u/6.3V/5/RoHS
C94
0805/4.7u/6.3V/5/RoHS
R142
Do Not Stuff
R142
Do Not Stuff
R112 0603/10R/5%/RoHS
R112 0603/10R/5%/RoHS
R141
Do Not Stuff
R141
Do Not Stuff
R136
0603/1K/1%/RoHS
R136
0603/1K/1%/RoHS
C106
0603/100n/25V/7/RoHS
C106
0603/100n/25V/7/RoHS
C104
0603/100n/25V/7/RoHS
C104
0603/100n/25V/7/RoHS