![background image](http://html.mh-extra.com/html/viewsonic/ve902m/ve902m_service-manual_1021050062.webp)
GRAI
GGAI
GBAI
GSCLI
G_VSYNC
G_HSYNC
GSDAI
VGA_5V
TXD
RXD
VGA_5V
V5A
GRAI
GSCLI
G_VSYNC
GBAI
GGAI
GREEN-
BLUE-
G_HSYNC
G_VSYNC
RED+
DDC_SDA
GREEN+
GSDAI
DDC_SCL
G_HSYNC
RED-
BLUE+
RXD
TXD
VGA_EDID_5V
VSYNC
G_VSYNC
HSYNC
V33C
G_HSYNC
RED+
GREEN+
BLUE+
TXD
RXD
V5A
RED-
GREEN-
BLUE-
DDC_SCL
DDC_SDA
HSYNC
V33C
VSYNC
VGA_5V
VGA_EDID_5V
VGA_EDID_5V
VGA_5V
V33C
ANALOG INPUT BOARD
[Schmitt Trigger]
R54
0603/47K
R54
0603/47K
R40
0603/100R/1%
R40
0603/100R/1%
R55
OPEN
R55
OPEN
R46
0603/100R
R46
0603/100R
R51
0603/75R/1%
R51
0603/75R/1%
C38
OPEN
C38
OPEN
C33
Vport-10p
C33
Vport-10p
C24
OPEN
C24
OPEN
1
2
ZD3
BZT52-C5V6S
ZD3
BZT52-C5V6S
R42
0603/100R/1%
R42
0603/100R/1%
R50
0603/75R/1%
R50
0603/75R/1%
C40
OPEN
C40
OPEN
R41
0603/57.6R/1%
R41
0603/57.6R/1%
NC1
1
NC2
2
NC3
3
GND
4
SDA
5
SCL
6
VCLK
7
VCC
8
U3
S-24CS02AFT-TB
U3
S-24CS02AFT-TB
C39
OPEN
C39
OPEN
1
2
ZD8
BZT52-C5V6S
ZD8
BZT52-C5V6S
R44
0603/100R/1%
R44
0603/100R/1%
1
2
ZD10
BZT52-C5V6S
ZD10
BZT52-C5V6S
C32
Vport-10p
C32
Vport-10p
1
2
ZD6
OPEN
ZD6
OPEN
R43
0603/57.6R/1%
R43
0603/57.6R/1%
C27
0603/10n/25V
C27
0603/10n/25V
1
2
ZD5
OPEN
ZD5
OPEN
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
16
17
JP1
89263-6762
JP1
89263-6762
C34
OPEN
C34
OPEN
1
2
ZD11
BZT52-C5V6S
ZD11
BZT52-C5V6S
C35
OPEN
C35
OPEN
R48
0603/3.9K
R48
0603/3.9K
R45
0603/57.6R/1%
R45
0603/57.6R/1%
1
2
ZD7
OPEN
ZD7
OPEN
C29
0603/10n/25V
C29
0603/10n/25V
1A
1
1Y
2
2A
3
2Y
4
3A
5
3Y
6
GND
7
Vcc
14
6A
13
6Y
12
5A
11
5Y
10
4A
09
4Y
08
U4
SN74LV14APWR
U4
SN74LV14APWR
R52
0603/10K
R52
0603/10K
L7
HS121
L7
HS121
C28
0603/10n/25V
C28
0603/10n/25V
TP
1
TXD1
TXD1
1
2
ZD9
BZT52-C5V6S
ZD9
BZT52-C5V6S
R53
0603/10K
R53
0603/10K
C36
OPEN
C36
OPEN
L5
HS121
L5
HS121
1
2
3
D12
BAV70W
D12
BAV70W
C30
0603/10n/25V
C30
0603/10n/25V
L6
HS121
L6
HS121
1
2
ZD4
BZT52-C5V6S
ZD4
BZT52-C5V6S
C37
OPEN
C37
OPEN
C31
Vport-10p
C31
Vport-10p
C26
0603/10n/25V
C26
0603/10n/25V
C42
0603/0.1U/25V
C42
0603/0.1U/25V
C41
0603/0.1U/25V
C41
0603/0.1U/25V
R56
OPEN
R56
OPEN
R49
0603/75R/1%
R49
0603/75R/1%
C25
0603/10n/25V
C25
0603/10n/25V
R47
0603/100R
R47
0603/100R
TP
1
RXD1
RXD1
C23
OPEN
C23
OPEN
59
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VE902m
INV_ON/OFF
VIN_19V
INV_ADJ
INV_ON/OFF
INV_ADJ
VIN_19V
GND_INV
8
7
6
5
4
3
2
1
CN1
3273-008-10
CN1
3273-008-10
INVERTER I/F