Abit BX6 User Manual page 13

Installing the Motherboard
KM1 MOUSE: PS/2 Mouse Connector
Attach a PS/2 mouse to this 6-pin Din-connector.
Pin number
1
2
3
4
5
6
KM1 KB: PS/2 Keyboard Connector
Attach a keyboard to this 6-pin Din-connector.
Pin number
1
2
3
4
5
6
Name or significance of signal
Mouse data
No connection
Ground
+5VDC
Mouse clock
No connection
Name or significance of signal
Keyboard data
No connection
Ground
+5VDC
Keyboard clock
No connection
2-5