If prompted, enter one of the codes listed above (e.g., or 1234 ). Confirm by selecting Erase Everything or Reset Car . Option 2: Physical Hardware Reset (Unresponsive Unit) Use this if the screen is frozen or the system won't boot:
A factory reset will erase all your personal data and settings, returning the unit to its original state. You will lose saved radio stations, Bluetooth pairings, sound equalizer (DSP) settings, display preferences, and any other custom configurations you've set up. grundig gx3800 factory reset code fixed
This is normal behavior after a complete power loss. You need to enter your security code using the steps outlined in Method 2. If you don't have the code, follow the retrieval options above. If prompted, enter one of the codes listed above (e