
FRONIUS SNAPINVERTER SOFTWARE UPDATE
Inverter software is updated via a USB stick.
Procedure
/ Download the relevant update file 'froxxxxx.upd' (e.g. from http://www.fronius.com.au/solarenergy; xxxxx
stands for the version number). NOTE: To successfully update the inverter software, the USB stick
provided for the purpose must not have a hidden partition or any encryption
/ Save the update file to the highest data level of the USB stick
/ Open the data communication area of the unit
/ Plug the USB stick containing the update file into the USB socket in the data communication area
/ Select 'USB' from the Setup menu on the display, followed by 'Update software'
/ Press the 'Enter' key
/ Wait until the version currently installed on the inverter and the new version are displayed for comparison:
/ 1st page: Recerbo software (LCD), key controller software (KEY), country setup version (Set)
/ 2nd page: Power stage set software
/ Press the 'Enter' key after each page
The inverter starts copying the data.
'UPDATE' and the progress of the individual tests expressed in % are displayed until the data for all the
electronic modules has been copied.
The display remains dark for approx. 1 minute while the monitoring and status LEDs flashing.
Once the software update is complete, the inverter enters its start-up phase before feeding energy into the grid.
The USB stick can be unplugged.
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