Blaupunkt/Bosch Radio Unlock Code - Extra information

Entering your unlock code

When the radio is turned on CODE IN should show on the display.

Press button 1 until the correct first digit of the code is displayed.
Press button 2 until the correct second digit of the code is displayed.
Press button 3 until the correct third digit of the code is displayed.
Press button 4 until the correct fourth digit of the code is displayed.

Once you have input all four digits correctly, press and hold button 5 (or button 6) for a few seconds until you hear a beep and the display updates.