8-8
PG 720 P Programming Device
C79000-G7076-C721-02
8.4
Connector Pinouts
The socket for the external power supply unit has the following potentials:
+ 17.5 V +5% DC voltage
– 0 V
Ground
Figure 8-1
Power Supply Connector
You can connect a PS/2 mouse to your PG 720. The connector has the
following pinout:
View of the socket connector
Figure 8-2
Connector Pinout for the PS/2 Mouse Cable
Pin No.
Designation
Input/Output
1
Data line
Input/output
2
Not assigned
–
3
0 V
–
4
Current-limited 5V power supply
Output
5
Clock line
Input/output
6
Not assigned
–
Socket Connector
for the External
Power Unit
Connecting a PS/2
Mouse
Hardware Information