Connector Pin Assignments

15-Pin VGA External

Monitor Connector

Pin No. Signal Name Direction
1Red video Output
2Green video Output
3Blue video Output
4Not used
5Ground
6Red return Input
7Green return Input
8Blue return Input
9Not used
10 Ground
11 Not used
12 Not used
13 Horizontal sync Output
14 Vertical sync Output
15 Not used
Note: Monochrome monitors use green video for all video input and ignore red and blue video.

Six-Pin Mouse Connector

Pin No. Signal Name Abbreviation
1 Data MDATA
2Not used
3Ground GND
4+5 volts WC
5Mouse clock MCLK
6Not used
G-2 Connector Pin Assignments