Service manual

Model
Title
Date Rev:
ViewSonic Corporation
INPUT
DVI CONNECTOR
Swap Pin 2 & Pin12
VGA_RED+
VGA_GREEN+
RED
VGA_BLUE+
DVISCL
RX0+
RX1+
RXC+
RX0-
RX2+
RX1-
RX2-
RXC-
DVISDA
DVI_BLUE+
DVI_HS
RX1-RX2+ RX2-RXC- RX1+
RXC+ RX0-
RX0+
DVI_SCL
DVISCL
DVI_HS
DVI_VS
BLUE
DVI_RED+
DVI_GREEN+
DVI_BLUE+
GREEN
VGA_BLUE+ VGA_GREEN+ VGA_RED+
VGASCL
DVI_BLUE+ DVI_RED+DVI_GREEN+
DSCL
ASCL
DSDA
ASDA
VGA_BLUE+
VGA_SCL
VGA_HS
VGASCL
VGASDA
VGA_VS
VGA_SDA
VGA_SCL
VGA_SDA
TXD
RXD
DDC_SDA
DDC_SCL
HS
VGA_SDA
DDC_SCL
VGA_HS
VGA_SCL
DVI_HS
DDC_SDA
VGA_VS
DVI_VS
DSDA
DDCD_5V
DSCL
DSDA
DSCL
DVISDA
A/D_SEL
VS
HS
ASCL
ASDA
VS
VGA_HS VGA_VS
DVI_RED+
DVI_BLUE+
DVI_GREEN+
DVI_GREEN+
DVI_RED+
A/D_SEL
VGASDA
DVI_SDA
DVI_SCL
VGA_BLUE+
VGA_RED+
VGA_GREEN+
VGA_RED+
VGA_GREEN+
DVI_VS
DVI_SDA
DDCD_5V
DDCD_5V
DVI_VS
VGA_VS
DVI_HS
VGA_HS
DVI_VS_C
VGA_VS_C
DVI_HS_C
VGA_HS_C
RXC- 5
DVI_CAB 5
RX1- 5
RX2+ 5
RX0+ 5
RXC+ 5
RX0- 5
RX1+ 5
RX2- 5
DEBUG 5
DDC_SDA 5
DDC_SCL 5
AHS 5
AVS 5
DSDA_1 5
DSCL_1 5
RED 5
BLUE 5
GREEN 5
SOG 5
A/D_SEL 5
VGA_CAB 5
EDID_SEL 5
RXD 5
TXD 5
DVI_5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+5V+5V
+5V +5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5VDVI_5V
VGA_5V
VGA_5V
+5V
+3.3V
+3.3V
+3.3V
+5V
+5V
+5V
+5V
+5V
+5V
R284.7K
D17
DAN217K/NC
12
3
C40.1u
L19
BK2125HS102/8
C213
33P
C212
33P
R3 0R(NC)
C18 0.1u
R294.7K
R43 0R
R211 0R
R212 0R
R213 0R
R214 0R
C220.1u
12
3
D1
DAN217K/NC
12
3
U7D
74LCX14MX/NC
9 8
147
C230.1u
R52 22R
D9
DAN217K/NC
12
3
R4910K
R6375R
R223.3K
R10 0R(NC)
R1 0R(NC)
R46 0R(NC)
C270.1u
R11 0R(NC)
R1510K
D18
DAN217K/NC
12
3
C13 0.1u
R58 20R
R13 0R(NC)
R14
0R
R1610K
C26
0.1u
D2
DAN217K/NC
12
3
R213.3K
R53 22R
L22
BK2125HS102/8
R187
100K
D10
DAN217K/NC
12
3
R48 0R(NC)
D12
DAN217K/NC
12
3
U1 AD8186
3
1
8
4
7
5
6
24
2
9
10
11
12
23
22
21
20
13
14
15
16
17
18
19
IN1A
IN0A
IN2B
VREF
VEE
IN2A
VCC
VCC
DGND
VEE
IN1B
VEE
IN0B
OE
SEL A/B
VCC
OUT 0
VCC
DVCC
VEE
OUT 2
VCC
OUT 1
VEE
R2675R R3175R R3275R
R61 20R
R42 0R(NC)
D23
DAN217K/NC
12
3
D24
DAN217K/NC
12
3
C170.1u
U7B
74LCX14MX/NC
3 4
147
D19
DAN217K/NC
12
3
R20810K R20910K
U2 24AA02
4
81
2
3
7
6
5
GND
VCCA0
A1
A2
WP
SCL
SDA
U7C
74LCX14MX/NC
5 6
147
C19522p/NC C19622p/NC C19722p/NC C19822p/NC
D3
DAN217K/NC
12
3
R24 0R
R35 22R
R43.3K
R57
100K
D13
DAN217K/NC
12
3
U22
74HCT4053
12
13
2
1
5
3
6
11
10
9
14
15
4
16
8
7
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
X
Y
Z
VCC
GND
VEE
CN1
DB15 HD
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
R185 0R(NC)
R184 0R(NC)
C250.1u
R3410K
R203.3K
D21
DAN217K/NC
12
3
L27
BK2125HS102/8
C647uF/6.3V
R25
100K(NC)
R3310K
C190 22u
C192 22u
L21
BK2125HS102/8
L24
BK2125HS102/8
CN2
DVI-I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
C1
C2
C3
C4
C5
RX2-
RX2+
GND
RX4-
RX4+
SCL
SDA
VS
RX1-
RX1+
GND
RX3-
RX3+
5V
GND
HP
RX0-
RX0+
GND
RX5-
RX5+
GND
RXC+
RXC-
26
25
RED
GRN
BLU
HS
GND
D14
DAN217K/NC
12
3
R60
510R
C191 22u
L31
BK2125HS102/8/NC
C9 0.1u
R63.3K
R6275R
C193 22u
C194 22u
U6
24AA02
4
81
2
3
7
6
5
GND
VCCA0
A1
A2
WP
SCL
SDA
R65
510R
D20
DAN217K/NC
12
3
D6
DAN217K/NC
12
3
U5
74HCT4053
12
13
2
1
5
3
6
11
10
9
14
15
4
16
8
7
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
X
Y
Z
VCC
GND
VEE
R37 0R(NC)
R54 10K
R55
0R
C70.1u
R47
100K
D15
DAN217K/NC
12
3
U7A
74LCX14MX/NC
1 2
147
R18610K(NC)
R45 100R
C240.1u
R56
100K
D22
DAN217K/NC
12
3
C2
0.1u
D11
DAN217K/NC
12
3
D7
DAN217K/NC
12
3
R21510K
R59
0R
12
3
R210 10K
R1210K
R51 10K
R23
100R
C1
0.1u
R4010K R3910K
R1775R/NC
R30
100R
R53.3K
R182 0R
C11 0.1u
R6475R
C80.01u
R2 0R(NC)
R36 22R
D16
DAN217K/NC
12
3
R38 0R(NC)
R1875R/NC
U4
24AA02
4
81
2
3
7
6
5
GND
VCCA0
A1
A2
WP
SCL
SDA
R183 0R
R74.7K
C189 22u
R41 0R(NC)
R84.7K
R1975R/NC
D8
DAN217K/NC
12
3
C5
47uF/6.3V
C14 0.1u
R94.7K
U3
74HCT4053
12
13
2
1
5
3
6
11
10
9
14
15
4
16
8
7
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
X
Y
Z
VCC
GND
VEE
R44 100R
R274.7K
C20 0.1u
R5010K
L33
BK2125HS102/8/NC
L34
BK2125HS102/8/NC
C30.1u
Viewsonic Corporation 71 VP2130b-1
Confidential - Do Not Copy