The screen will go black, then show a progress bar or a spinning circle.
: Always perform hardware swaps and initial configurations with the engine running or a battery charger connected to prevent the unit from shutting down mid-process. local specialist to assist with the hardware swap or instructions for the Micom Test menu for your specific vehicle? upgrade medianav 9.1.3 to 1.0.13.1
The units are generally "plug and play" in terms of physical fit. The screen will go black, then show a