Siemens SIMATIC PC RI25/45 Technical Description page 46

Motherboard
Connecting the
You can connect an external PS/2 mouse to your IPC. The connector has the
PS/2 Mouse following pinout:
Figure 2-11 Connecting the PS/2 mouse
Pinout
1
2
3
4
5
6
2-24
6
4
View of the socket conenctor
Pin
Mouse data line
Open
0 V
+5 V
Mouse clock
Open
5
3
2 1
Description
SIMATIC PC RI25/45, Technical Description
C79000-G7076-C808-01