Connect your original navigation SD card to your PC to download the latest available map data. for the v1.3 firmware or help with troubleshooting a failed installation? Software Update Manual X-422 v1.3 - XZENT
: Following the app update, the Microcontroller Unit (MCU) will update. Do turn off the power during this phase. Completion : Once the screen displays "Update Successful" or "OK," remove the USB/SD card first xzent x-422 software update
: The unit will first delete old applications and copy new ones. A progress bar will show the status. MCU Update Connect your original navigation SD card to your