SMA SB 3600SE-10 Service Manual - Manual (Page 22)

Error number Display message, cause and corrective measures
8904 Self diagnosis > Interference of device
The cause must be determined by the SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
9002 Grid Guard code invalid
The SMA Grid Guard code entered is incorrect. The operating parame-
ters are still protected and cannot be changed.
Corrective measures:
• Enter the correct SMA Grid Guard code.
9003 Grid parameter locked
The parameters are now locked. You cannot change the parameters.
Corrective measures:
• Unlock the parameters with the SMA Grid Guard code.
9005 Changing grid params not possible > Ensure DC supply
PV power is too low for setting the country data set. As soon as sufficient
irradiation is available, the inverter assumes the setting automatically.
9007 Abort self-test
The self-test (Italy only) was terminated.
Corrective measures:
• Restart the self-test (see inverter manual at www.SMA-Solar.com).
9301 New battery detected
The inverter has detected a new Battery Pack.
9302 Self diagnosis > Interference of device
The cause must be determined by the SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
9303 The service life of the battery is expiring
The state of health of the Battery Pack is 70%.
Corrective measures:
• Replace the Battery Pack with a new one. Contact the SMA Service
Line.
4 Troubleshooting SMA Solar Technology AG
Service Manual SB36-50SE-SG-en-10 22