ATX PS/2 Keyboard and PS/2
Mouse Ports
The ATX PS/2 keyboard and PS/2
mouse are located next to the Back
Panel COM Port1 and VGA port on the
motherboard. See the table at right for
pin definitions.
2
X8DAH+
Rev. 2.01
1
2-15
PS/2 Keyboard/Mouse Pin
Definitions
PS2 Keyboard
Pin#
Definition
1
KB Data
2
No Connection
3
Ground
4
Mouse/KB VCC
(+5V)
5
KB Clock
6
No Connection
VCC: with 1.5A PTC (current limit)
1. Keyboard (Purple)
2. Mouse (Green)
Chapter 2: Installation
PS2 Mouse
Pin#
Definition
1
Mouse Data
2
No Connection
3
Ground
4
Mouse/KB VCC
(+5V)
5
Mouse Clock
6
No Connection