9 Troubleshooting
SMA America, LLC
70
SB3-5TLUS22-IA-en-10
Installation Manual
6603 to 6604
Self diagnosis
Overload
The cause must be determined by the
SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
6701 to 6702
Comm. disturbed
A fault has occurred in the internal
communication of the inverter. The inverter
continues feeding power into the grid.
Corrective measures:
If this event occurs frequently:
• Contact the SMA Service Line.
6801 to 6802
Self diagnosis
Input A defective
Inverter input A is defective.
Corrective measures:
• Contact the SMA Service Line.
6901 to 6902
Self diagnosis
Input B defective
Inverter input B is defective.
Corrective measures:
• Contact the SMA Service Line.
7001 to 7002
Sensor fault
A temperature sensor in the inverter is faulty. The
inverter interrupts the feed-in operation.
Corrective measures:
• Contact the SMA Service Line.
7008
Disturbance sensor
display temperature
The ambient temperature sensor is faulty. The
display is not switched off at temperatures under
‒25°C and as a result may have been
destroyed. The inverter continues feeding power
into the grid.
Corrective measures:
• Contact the SMA Service Line.
7101
SD card defective
The SD card is not formatted correctly or is
defective. The update failed. The inverter
continues feeding power into the grid.
Corrective measures:
• Re-format the SD card.
• Re-save the files to the SD card.
Event number
Display message
Cause and corrective measures
