Siemens Sinamics G110M Operating Instructions Manual page 337

6. The inverter 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 inverter stays red. The BF LED
flashes orange with a variable frequency.
7. Once the transfer is completed, the RDY and BF LEDs flash slowly red (0.5 Hz).
Note
Damaged firmware due to a supply voltage interruption during transfer
If the power supply fails during the transfer, this can damage the inverter's firmware.
• Do not switch off the inverter's supply voltage while the transfer is running.
8. Switch off the 24 V or the 400 V supply voltage of the inverter.
9. Remove the Power Module.
10.Withdraw the card with the firmware from the Power Module.
11.Mount the Power Module.
12.Switch on the 24 V inverter power supply voltage or the 400 V inverter supply.
Distributed converter for SIMOGEAR geared motors
Operating Instructions, 09/2017, FW V4.7.9, A5E31298649B AH
Service and maintenance
9.4 Firmware upgrade and downgrade
337