SMA WB 3000-21 Installation - Manual (Page 59)

SMA Solar Technology AG 11 Troubleshooting
Installation Manual WB3-5TL-21-IA-en-10 59
11 Troubleshooting
11.1 LED Signals
The LEDs indicate the operating state of the inverter.
11.2 Messages
11.2.1 Event Messages
LED Status Explanation
Green Is lit Operation
In case of an event, the event message is shown in the display
(see Section 11.2.1).
Flashing The requirements for the connection to the power distribution grid have not
been met.
In case of an event, the event message is shown in the display
(see Section 11.2.1).
Red Is lit Error
The display shows the error message and event number
(see Section 11.2.2).
Blue Is lit Bluetooth communication is activated.
Display message Cause
Update file OK The update file found is valid.
SD card is read The inverter is currently reading the SD card.
No new update
SDcard There are no update files relevant for this inverter on the SD card or the
available update has already been carried out.
Update communication The inverter updates the communication component.
Update main CPU
The inverter updates the inverter component.
Update RS485i
module The RS485 communication module (DM-485CB-10) is currently being
updated.
Update Bluetooth The inverter updates the Bluetooth component.
Upd. language table The inverter updates the language table.
Update completed The inverter has successfully completed the update.
Grid
param.unchanged The selected rotary switch position is not assigned or it is not possible to
change the grid parameters.