Update the GNSS firmware
To update the GNSS main board firmware:
- Select the GNSS (main or aux) menu in Sensors.
- Select the GNSS Firmware Upgrade tab.ADDITIONAL INFORMATION:Note: Make sure that you select the .LDR and .LDP files for the GNSS firmware. If you load the incorrect file, a firmware load error shows and failure of the main board will occur.
- Select Choose File for the Ram file (*.LDR) and go to the GR-i3 firmware file with the .LDR extension.
- Select Choose File for the Flash file (*.LDP)and go to the GR-i3 firmware file with the .LDP extension.
- Select Upgrade to start the update. A notification shows when the upgrade is completed.ADDITIONAL INFORMATION:
Figure: Configure GNSS (main) 
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