ViewSonic VP2030b-1 Service Manual page 17

2.3
Video signal connector for digital input: 29pin DVI-D,DVI-A connector
Pin No. Signal Name
CN2
25
1
RX2-
2
RX2+
3
GND
4
RX4-
5
RX4+
6
SCL
7
SDA
8
VS
9
RX1-
10
RX1+
11
GND
12
RX3-
13
RX3+
14
5V
15
GND
16
HP
17
RX0-
18
RX0+
19
GND
20
RX5-
21
RX5+
22
GND
23
RXC+
24
RXC-
C1
RED
C2
GRN
C3
BLU
C4
HS
C5
GND
26
DVI-I
Viewsonic Corporation
1 RX2-
2 RX2+
3 GND
4 RX4-
5 RX4+
6 SCL
7 SDA
8 VS
9 RX1-
10 RX1+
11 GND
12 RX3-
13 RX3+
14 +5V
15 GND
16 HP
17 RX0-
18 RX0+
19 GND
20 RX5-
21 RX5+
22 GND
23 RXC+
24 RXC-
C1 RED
C2 GRN
C3 BLU
C4 HS
C5 GND
Description
TMDS negative differential input,
channel 2
TMDS positive differential input,
channel 2
Logic Ground
Reserved. No connection
Reserved. No connection
DDC2B Clock
DDC2B Data
Reserved. No connection
TMDS negative differential input,
channel 1
TMDS positive differential input,
channel 1
Logic Ground
Reserved. No connection
Reserved. No connection
Power
Logic Ground
SENSE Pin, Pull High
TMDS negative differential input,
channel 0
TMDS positive differential input,
channel 0
Logic Ground
Reserved. No connection
Reserved. No connection
Logic Ground
TMDS positive differential input,
reference clock
TMDS negative differential input,
reference clock
Red Video for DVI-A only
Green Video for DVI-A only
BlueVideo for DVI-A only
Horizontal Sync
GND
14 Confidential - Do Not Copy VP2030b-1