Correcting An Unsuccessful Firmware Upgrade Or Downgrade - Siemens sinamics G120 Operating Instructions Manual

Low voltage inverters chassis devices with cu250s-2 control units and encoder evaluation

Hide thumbs Also See for sinamics G120:

Table of Contents

Corrective maintenance

8.3 Firmware upgrade and downgrade

Correcting an unsuccessful firmware upgrade or downgrade

How does the inverter signal an unsuccessful upgrade or downgrade?

Correcting an unsuccessful upgrade or downgrade

You can check the following to correct an unsuccessful firmware upgrade or downgrade:

● Does the firmware version of your inverter fulfill the preconditions?

– For an upgrade, as a minimum V4.5.

– For a downgrade, as a minimum V4.6.

● Have you correctly inserted the card?

● Does the card contain the correct firmware?

● Repeat the appropriate procedure.

The inverter signals an unsuccessful firmware upgrade or down-

grade by a quickly flashing LED RDY and the lit LED BF.

Operating Instructions, 01/2016, FW V4.7 SP6, A5E31759476B AE

Converter with CU250S-2 Control Unit