
Functions of the IM 151-7 CPU
8-10
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
Firmware update with MMC
To update the firmware, proceed as follows:
Table 8-5 Firmware update with MMC
Step Action required Action by the IM 151-7 CPU
1st Transfer update files to a blank
MMC using STEP 7 and your
programming device ( 4 MB).
-
2. Deenergize the IM 151-7 CPU and
insert the MMC with the FW
update
-
3. Switch the power on The IM 151-7 CPU automatically
detects the MMC with the FW
update and starts the FW update.
All LEDs light up during the FW
update.
The STOP LED flashes after the
FW update has been completed.
In this way, the IM 151-7 CPU
requests a memory reset.
4. Deenergize the IM 151-7 CPU and
remove the MMC with the FW
update
-
5. Switch on the power supply again. The IM 151-7 CPU performs an
automatic memory reset and is
then ready for operation.
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