Siemens PC 670 - Manual (Page 146)

Hardware Information Release 04/02
7-14 Panel PC 670 Computing Unit, Equipment Manual
PS/2 mouse interface
It is possible to connect a PS/2 mouse to the computing unit. The port is assigned
as follows:
View of Socket
1 2
3 4
5 6
Figure 7-4 Connector Pinout for a PS/2 Mouse
Pin
No. Short Name Meaning Input/Output
1 DAT Mouse data line Input/Output
2 - Not assigned -
3 GND Chassis ground -
4 P5VFK +5V (fused) Output
5 CLK Clock line, mouse Input/Output
6 - Not assigned -
PS/2 trackball keyboard interface
It is possible to connect an external keyboard to the computing unit. The port is
assigned as follows: