SMA Solar Technology AG Service Functions
Installation Guide SWebBox20-IEN110711 35
4. In the "Automatic update" field select "Yes" in order to activate the automatic firmware update
(status on delivery).
or
In the "Automatic update" field, select "No" in order to deactivate the automatic firmware
update.
5. Select [Save].
☑ The automatic firmware update is set.
Manually Updating the Firmware
1. Select the Sunny WebBox in the plant tree and select "Settings" in the device menu.
or
Select "Settings" on the toolbar.
2. Select the "Device > Update" parameter group.
3. Select [Edit].
4. In the "Check for update and install it" field, select "Execute".
5. Select [Save].
☑ The Sunny WebBox checks whether a new firmware update is available. If a new firmware
update is available, the Sunny WebBox downloads the Firmware Update from the internet and
starts the update procedure.
NOTICE
Plant data could be lost!
Only perform a manual firmware update when the PV plant is not in operation (e.g. during
the night). Otherwise, losses may occur during the recording of the plant data.
You can also carry out manual updates when the automatic firmware update is activated.