11 Troubleshooting
SMA Solar Technology AG
Operating manual SBxx-1AV-41-BE-en-12 85
Event number Message, cause and corrective measures
7356
Update of the WebUI not successful
The update of the inverter user interface failed.
Corrective measures:
• Retry update.
• If this message is displayed again, contact the Service.
7500
7501
Fan fault > Check inverter electronic and fan
Corrective measures:
• Contact the service.
7619
Communication fault with meter unit > Check communication to meter
The inverter is not receiving any data from the energy meter.
Corrective measures:
• Ensure that the energy meter is correctly integrated into the same network
as the inverter (see energy meter manual).
• For WLAN connection: Improve the WLAN connection quality (e.g. via
WLAN repeater) or connect the inverter with the DHCP server (router) via
Ethernet.
7701
7702
7703
Interference device
The cause must be determined by the Service.
Corrective measures:
• Contact the service.
8003
Active power limited Temperature
The inverter has reduced its power output for more than ten minutes due to ex-
cessive temperature.
Corrective measures:
• Clean the cooling fins on the rear of the enclosure and the air ducts on
the top using a soft brush.
• Ensure that the inverter has sufficient ventilation.
• Ensure that the ambient temperature does not exceed +40°.
• Ensure that the inverter is not exposed to direct solar irradiation.
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