Siemens S5-135U/155U System Manual page 237

Jumper Settings
When the PG submodule is delivered, the jumpers are set as shown in the
on the PG
following figure. As a rule, therefore, you can use the PG submodule
Submodule immediately.
Figure 5-12
J1 is set to select whether the PG submodule is to be operated in the
CPU 928B/CPU 948 or in the CPU 945:
J1
System Manual
C79000-G8576-C199-06
CPUs, Memory Cards, Memory Submodules, Interface Submodules
Front Connector
15-Pin Sub. D-Type
Backplane Connector
PG Submodule: Jumper Settings when Delivered
1 2
J1
3
2
1
3
Operation in CPU 928B/CPU 948
Operation in CPU 945
5-97