ViewSonic VS11755 Service Manual page 8

2.2 Interface description
Video Connector Pin Assignment
A -1.15 pin D-sub connector pin assignment
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
A-2. 24 pin DVI-D connector pin assignment
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Red video input
Green video input
Blue video input
No Connection
Ground
Red video ground
Green video ground
Blue video ground
+5V
H/V sync ground
No connection
(SDA)
Horizontal sync (Composite sync)
Vertical sync
(SCL)
Signal Name
RX2-
RX2+
GND
Reserved 4
Reserved 5
DDC-CLK
DDC-DAT
Reserved 8
RX1-
RX1+
GND
Reserved 12
Reserved 13
VCCX
GND
SENS
RX0-
RX0+
GND
Reserved 20
Reserved 21
GND
RXC+
RXC-
1 5
6
10
11 15
Pin Function
TMDS negative differential input, channel 2
TMDS positive differential input, channel 2
Logic Ground
Reserved. No connection
Reserved. No connection
DDC Clock
DDC 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
7
Description