SMA CLUSTER CONTROLLER

LED Status Cause and corrective measure
Status ( )
glowing red The SD memory card in the ClusterController may
be defective.
Corrective measures:
• Check the Cluster Controller event log (see
Section9.1, page51).
• If the SD memory card is defective, contact
the Service (see Section20, page111).
flashing red The ClusterController could not start correctly. A
system error has occurred.
Corrective measures:
• Contact the Service (see Section20, page111
).
18 Troubleshooting
SMA Solar Technology AG
User Manual 93ClusterController-BA-en-15