Siemens SINAMICS G115D Operating Instructions Manual page 329

5. The converter transfers the firmware from the memory card into its memory.
The transfer takes approximately 5 to 10 minutes.
While data is being transferred, the LED RDY on the converter stays red. The BF LED flashes
orange with a variable frequency.
6. At the end of the transfer, the LED RDY and BF slowly flash red (0.5 Hz).
Power supply failure during transfer
The converter firmware will be incomplete if the power supply fails during the transfer.
– Start again with step 1 of the instructions.
7. Switch off the power supply of the converter.
8. Wait until all LEDs on the converter are dark.
9. Remove the memory card from the converter.
Note: You can also leave the memory card in the converter. In this case,
– If the memory card contains a data backup of the converter settings:
– If the memory card does not have a data backup of the converter settings:
SINAMICS G115D distributed drive
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
⇒ The converter will take the settings from the memory card in step 10.
⇒ The converter will reset to factory settings and write the settings to the memory
card in step 10.
Corrective maintenance
9.4 Firmware upgrade and downgrade
327