4
Troubleshooting
4.1
LED Signals
The LEDs indicate the operating state of the inverter.
LED
Status
Explanation
Green LED
glowing
Feed-in operation
If an event occurs during feed-in operation, an event mes-
sage will be shown on the display (for event messages see
the service manual at www.SMA-Solar.com).
flashing
The conditions for feed-in operation are not yet met. As
soon as the conditions are met, the inverter will start feed-
in operation.
Red LED
glowing
Error
If an error occurs, the error message and the correspond-
ing event number will be shown in the display. The error
must be rectified by a qualified person (for troubleshoot-
ing, see the service manual at www.SMA-Solar.com).
Blue LED
glowing
BLUETOOTH communication is activated.
4.2
Event Messages
Display message
Cause
Self-test
The self-test is in progress.
Set parameter
The parameter changes are being adopted.
Parameters set successfully
The parameter changes were successfully adopted.
Update file OK
The update file found is valid.
SD memory card is read
The SD memory card is searched for update files and the update file
is checked.
No new update SDcard
The SD memory card contains an update file that has already been
used.
Update communication
The inverter is performing an update of the communication compo-
nent.
Update main CPU
The inverter is updating the inverter component.
Update RS485i module
The inverter is updating the corresponding component.
Update Speedwire
The inverter is updating the corresponding component.
Webconnect update
The inverter is updating the corresponding component.
Update Bluetooth
The inverter is updating the corresponding component.
4 Troubleshooting
SMA Solar Technology AG
Service Manual
SB30-60TL-21-SG-en-11
10
Summary of Contents for SUNNY BOY 3000TL Single Tracker
Page 33: ......
