SMA POWER REDUCER BOX - Manual (Page 56)

10 Settings SMA Solar Technology AG
56 REDUCERBOX-BA-en-16 User Manual
10.6.3 Updating the Firmware via an SD Card
1. Select the required update file in the downloads area at www.SMA-Solar.com and download
it to your computer.
2. Connect the SD card to the computer.
3. Save the update file to the SD card and remove the SD card from the computer.
4. Insert the SD card into the SD card slot on the
Power Reducer Box.
☑ The update is performed automatically. The update procedure takes approximately
15 minutes. A red LED light chaser indicates that the update procedure is running. During
the update, the Power Reducer Box restarts. During the restart, the Power Reducer Box does
not implement settings. The configured settings remain the same. After the update has
successfully completed, the Power Reducer Box is available again via the user interface and
the "POWER", "SYSTEM" and "SD CARD" LEDs are green.
5. Remove the SD card from the Power Reducer Box.
Do not interrupt the update procedure!
The firmware update fails if you switch off the Power Reducer Box during the update procedure
or remove the SD card too early.
• Do not switch off the Power Reducer Box and do not remove the SD card whilst the LEDs
of the Power Reducer show a red light chaser.
Formatting the SD card
• Only use SD cards that have been formatted with the FAT16 file system.