FS-979 Users Manual I/O signment
AT Keyboard Port 49
Port Pin As
A.9 <AT Keyboard Port> 1
5
Connector: CN_ATKB
Type: 5-pin box header
Pin 1 2 3 4 5
Description VCC Ground N/C DATA CLK

A.10 <PS/2 Keyboard & Mouse Port>

Connector: PS2
Type: 6-pin Mini-DIN connector on bracket
Pin 1 2 3 4 5 6
Description KBD MSD Ground VCC KBC MSC
3
4
1
2
5
6
Note: The PS/2 connector supports standard PS/2 keyboard directly or both PS/2 keyboard and mouse
through the PS/2 Y-type cable.
PS2