If this is the first time that the inverter is showing either Code 4301 or 8206, you can follow SMA suggestions to reset the detection by
tapping on the enclosure lid twice in quick succession. Here, the operation inhibition can only be reset if the event is showing in the display when you begin tapping.
The tap with your knuckles where the display board is located. This is where the ‘knock-sensor’ is located.
SMA SunnyBoy Fault Code 4301 or 8206 - Arc Fault/Electric Arc Detected
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