Dell 3250 - Table 35. Video Connector Pinout; Video Port

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Video Port
The main and peripheral boards provide a video port interface with a standard VGA-compatible,
15-pin connector. See Table 35. Only one port is enabled at a time through auto detection of a
connected monitor. Onboard video is supplied by an ATI Rage XL video controller with 8 MB of
onboard video SDRAM.
Table 35. Video Connector Pinout
Pin Signal Video Connector
1 VID_R (analog color signal red)
2 VID_G (analog color signal green)
3 VID_B (analog color signal blue)
4 No connection
5 GND
6 GND
7 GND
8 GND
9 No connection
10 GND
11 No connection
12
MONID1 (to support DDCx,
Display Data Channel* Standard)
13 VID_HSYNC (horizontal sync)
14 VID_VSYNC (vertical sync)
15
MONID2 (to support DDCx,
Display Data Channel Standard)