8 Troubleshooting
SMA Solar Technology AG
32
SPW-WebconPB-IA-en-10
Installation Manual
8.2 Performing a Piggy-Back Update
Piggy-Back updates are performed via Sunny Explorer. There is no need to replace the Piggy-Back.
Existing inverter settings and data are retained after the update. Only carry out an update providing
that the feed-in power of the inverter is sufficient (at least 50 W). After a successful update, restart
Sunny Explorer.
Piggy-Back update does not
initialise.
The feed-in power of the inverter is less than 50 W.
Corrective measures:
• Carry out update once the feed-in power of the inverter is at
least 50 W.
Problem
Cause and corrective measures
