Backing Up The Operating System - Siemens SIMATIC ET 200S Manual

Backing up the operating system on the MMC
To back up the operating system, proceed as follows:
Table 8-6
Step
1st
2.
3.
4.
5.
6.
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04

Backing up the operating system

Action required
Insert a new micro memory card
(w 4 MB) in the CPU
Hold the mode selector in the
MRES position.
Switch the power off then on, and
keep the mode selector in the
MRES position until...
Move the mode selector to STOP
Move the mode selector briefly to
MRES, then let it snap back to
STOP
Remove the micro memory card
Functions of the IM 151-7 CPU
Action by the IM 151-7 CPU
The CPU requests a memory
reset
–
... STOP, RUN and FRCE LEDs
start flashing
–
The IM 151-7 CPU starts to back
up the operating system on the
MMC.
All the LEDs light up during
backup.
The STOP LED flashes after the
backup has been completed. In
this way, the IM 151-7 CPU
requests a memory reset.
–
8-11