Siemens SIMATIC ET 200M Manual page 166

Prerequisites
For update via PROFIBUS-DP
S The IM 153-2 in the station which is to be updated must be accessible online.
S The files with the current (new) version of the firmware must be available in the
file system of your PG/PC.
For update via MMC
S The update files must be available on the MMC.
Distributed I/O Device ET 200M
EWA-4NEB780600602-06
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Maintenance
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