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Hello
i use H-System CPU412-5H connected through Profinet with 12 ET200M .
when system lose connection with any ET200M then BUS5F LEDs are flashing in Master and Standby CPUs for view seconds and then
all LEDs
in two CPUs are flashing with fault bus in all ET200M .
This LEDs areswitch off by switch off power supply for Both , after that i make power up again the CPUs make start up again with out any Program on it ( it disappear) !!!
please i need your help to solve this problem .
Thanks
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