Troubleshooting SMA Solar Technology AG
190 SI5048-TEN093630 Technical Description
20.7 Error Categories
The Sunny Island distinguishes between five different levels of failures, each requiring different user
interaction:
Level Description Display Purpose
1 Warning Warning Warning, device continues to run. There is an explicit
information on the Home Screen that a warning was
recorded.
2 Failure 1 Malfunction Failure that can only be detected during operation.
Device switches off. Device can be restarted
immediately (autostart).
3 Failure 2 Malfunction Failure that can also be detected in standby mode.
Device switches off. The device can only be restarted
(autostart) after the system detects that the failure has
stopped.
4 Error Failure Device fault. Device switches off. User interaction
required (troubleshooting, confirmation, manual
restart).
5 device defect Defect Device is defect. Device switches off and does not
switch on again. Permanent disable. Device must be
replaced.
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