Fronius IG-TL 3.0 Operating Instructions Manual page 87

... a comparison of the current software
version on the inverter and the new soft-
ware version is displayed.
Press the 'Enter' key.
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The inverter begins copying the data.
'UPDATE' and the save progress (%) are
displayed until the data for all electronic
components have been copied.
Once the data have been copied, the in-
verter updates the required electronic
components in succession.
'UPDATE,' the affected component and
the update progress (%) are displayed.
The inverter updates the display in the last
step.
The display remains dark for approx. 1
minute, the control and status LEDs flash.
Once the software update is complete, the
inverter switches to the Startup phase:
- The Operating Status LED lights up
orange
- 'wait ...' appears on the display, and
the component currently being tested
is displayed.
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