Carrying out a manual firmware update using a USB flash drive

Functional limitations during the update

While an update is being performed, the functions of the product may be limited. The product is performing a restart and may be without function at times. This process takes several minutes and cannot be canceled.

Requirements:

  • A USB flash drive in version 2.0 with a maximum 32 GB storage capacity and file system FAT32 must be available.

  • The product must be commissioned.

Procedure:

  1. Create an update folder on the USB flash drive.
  2. Check the update file with the required firmware for device assignment and save it in the update folder on the USB stick. The update file is available at https://www.sma.de/en/service/downloads.
  3. Rename update file update.upd.
  4. Plug the USB flash drive into the USB port on the product.
  5. During the firmware update, the System LED flashes orange and the COM LED flashes green. This process can take several minutes.
  6. Once the new firmware update has been successfully downloaded, the System LED lights up green and the COM LED flashes green. This process can take several seconds.
  7. The product restarts automatically. During the restart, the System LED and the COM LED flash orange. The start-up procedure can take up to 5 minutes.
  8. Once the firmware has been updated successfully, the System LED glows green continuously and the COM LED flashes green. If the System LED does not glow green permanently and the COM LED does not flash green, update the firmware again.
  9. Once the firmware has been successfully updated, pull the USB flash drive out of the USB port on the product.
    Performing a Manual Firmware Update via the User Interface
    Carrying out a manual firmware update of connected devices using a USB flash drive