SMA Solar Technology AG
4
Checking the Firmware Version
1. Activate the user interface of the inverter (see the inverter manual).
2. Log into the user interface as an Installer.
3. Select the menu Device Configuration.
4. Check the installed firmware version. The firmware version must be up to date.
5. Update the firmware to the latest version if it is not up to date. To do this, download the current
update package at www.SMA-Solar.com and select the menu Settings > Perform firmware
update in the overview on the user interface, and load the saved update package and select
[Perform firmware update].
☑ The firmware version is being updated.
6. If the firmware version could not be updated, replace the Power Unit without the current
firmware version.
Replacement Manual
4 Checking the Firmware Version
SBxx-1SP-US-41-PU-RM-xx-10
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