Service and maintenance
CP 1242-7 V2
Operating Instructions, 05/2014, C79000-G8976-C311-00
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When the station starts up again, the new CP reads the project data from the CPU.
If you replace a module, remember to take the SIM card from the old module and insert it in
the new CP.
WARNING
Read the system manual "S7-1200 Programmable Controller"
Prior to installation, connecting up and commissioning, read the relevant sections in the
system manual "S7-1200 Programmable Controller" (refer to the documentation in the
Appendix).
When installing and connecting up, keep to the procedures described in the system manual
"S7-1200 Programmable Controller".
Make sure that the power supply is turned off when installing/uninstalling the devices.
