LED
Status
Cause and corrective measure
Status (
)
glowing green
Normal operation
glowing yellow
At least one device has the status
Warning
.
Corrective measures:
• Check the Cluster Controller event log (see the
Cluster Controller user manual).
• Refer to the device documentation.
glowing red
At least one device has the status
Error
.
Corrective measures:
• Check the Cluster Controller event log (see the
Cluster Controller user manual).
• Refer to the device documentation.
The SD memory card in the Cluster Controller may be
defective.
Corrective measures:
• Check the Cluster Controller event log (see the
Cluster Controller user manual).
• If the SD memory card is defective, contact
Service (see Section 11, page 83).
flashing red
The Cluster Controller could not start correctly. A sys-
tem error has occurred.
Corrective measures:
• Contact the Service (see Section 11, page 83).
7 Troubleshooting
SMA Solar Technology AG
Installation Manual
67
ClusterController-IA-en-15