Corrective maintenance
9.3 Firmware upgrade and downgrade
Converter with the control units CU240D-2
Operating Instructions, 04/2018, FW V4.9 SP10, A5E34262100B AF
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9.3
Firmware upgrade and downgrade
Preparing a memory card for a firmware upgrade or downgrade
Procedure
1.
Download the required firmware to your PC from the Internet.
Download (
https://support.industry.siemens.com/cs/ww/en/view/67364620
2.
Extract the files to a directory of your choice on your PC.
3.
Transfer the unzipped files into the root directory of the memory card.
Figure 9-2
Example of memory card contents after the file transfer
Depending on the firmware, the filenames and the number of files may differ from the
display above.
The "USER" directory does not exist on unused memory cards. After the memory card is
plugged in for the first time, the inverter creates a new "USER" directory.
You have prepared the memory card for the firmware upgrade or downgrade.
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Memory cards that can be ordered:
Memory cards (Page 246)