Repair
10.3 Firmware upgrade and downgrade
SIMATIC ET 200pro FC-2 converter
Operating Instructions, 04/2015, FW V4.7.3, A5E34257324B AB
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7. The converter transfers the firmware from the memory card into its memory.
The transfer takes between 5 and 10 minutes.
While data is being transferred, the LED RDY on the converter stays red. The SAFE LED
flashes with a variable frequency.
8. Once the transfer is completed, the RDY and SAFE LEDs flash slowly (0.5 Hz) red or
yellow.
Note
Power supply failure during the transfer
The inverter firmware will be incomplete if the power supply fails during the transfer.
Start again with Step 1 of these instructions.
9. Switch off the 24 V converter power supply.
10.Wait until the LEDs on the Control Unit have gone out.
Decide whether to remove the memory card from the converter:
– You leave the memory card in place:
If the memory card already includes a data backup, the inverter imports the settings
from the memory card when the power returns.
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