Hall Research VSM-802B - Manual (Page 9)

7
8x2 Video Matrix Switch
Figure 3-2. A fully installed Switch system.
High-Density 15-Pin VGA Connector
PIN Function
1 Red
2 Green
3 Blue
4 Not
Used
5 Gnd
6 Red Return (Gnd)
7 Green Return (Gnd)
8 Blue Return (Gnd)
9 Key (Not Used)
10 Gnd
11 Gnd
12 SDA
(plug-n-play)
13 Horizontal Sync
14 Vertical Sync
15 SCL (plug-n-play)