Siemens S5-135U/155U appendix Removal, Proceed as follows to remove the CPU

CPUs, Memory Cards, Memory Submodules, Interface Submodules

Removal Proceed as follows to remove the CPU:

Step

Action

1

2

3

Release the upper locking bar of the central controller.

Release the locking pin of the module.

Press the release lever downwards and pull the module forwards and out of the central controller.

Note

Only operate the CPU 948 -3UA13 or the CPU 948 -3UA23 with the submodule receptacle closed. You close it either by fitting an interface submodule or with the cover supplied.

System Manual	5-5
C79000-G8576-C199-06