Mouse Connector: Ps1 - MSI Baby AT SI19 Owner's Manual

CHAPTER 2

2.17 Mouse Connector: PS1

The mainboard provides a 5-pin connector for PS/2 mouse cable (optional).
You can plug a PS/2 style mouse to PS/2 mouse cable. The connector
location as shown below.
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
2-31
HARDWARE INSTALLATION
PS1
VCC
-
GND
CLK
DATA
1