SMA SUNNY ISLAND 4.4M Operating Manual page 155

SMA Solar Technology AG
Event number Message, cause and corrective measures
7354
Update of time zone database not successful
The update of the time zone database failed.
Corrective measures:
7355 Update WebUI
The inverter is updating the inverter user interface.
7356
Update of the WebUI not successful
The update of the inverter user interface failed.
Corrective measures:
7601
Communication impaired > Communication error IPC
There is an error in the inverter.
Corrective measures:
7602
Communication failure
Device-internal CAN communication is missing in the device at Lxx.
Corrective measures:
7608
Communication failure
Cluster-internal communication to the device at line conductor Lxx is interrupted.
Corrective measures:
Operating manual
• Retry update.
• If this message is displayed again, contact the Service.
• Retry update.
• If this message is displayed again, contact the Service.
• Contact the Service.
• Ensure that the terminators in the communication bus are attached.
• Ensure that undamaged CAT5e cables are used for communication and that the cables
are plugged in correctly.
• Contact the Service.
• Ensure that undamaged CAT5e cables are used for communication and that the cables
are plugged in correctly.
• Ensure that the communication bus is equipped with a terminator at both ends.
14 Troubleshooting
SI44M-80H-13-BE-en-15 155