This is the moment of truth. With the ignition switched on, the radio should display a message like "SAFE" or "1000". Use the preset buttons (buttons 1 through 4) on the radio to enter the digits of your 4-digit code. For example, press button 1 repeatedly to scroll through digits 0-9 for the first number, then button 2 for the second number, and so on. After entering the code, press and hold the 'SCAN' or '>' button to confirm. If entered correctly, the radio should start playing immediately.
If using a code calculator seems too daunting or doesn't work, don't worry. You have several other reliable options. rcd 300 code calculator blaupunkt 1 new
If you or a previous owner entered an incorrect code multiple times, the RCD 300 will enter a strict security lockdown. The screen will read with a small numeral "2" visible in the bottom corner of the display. When this happens, the radio completely ignores all button presses. How to Reset the Lockout Timer This is the moment of truth
First, the term "RCD 300" covers two completely different beasts: For example, press button 1 repeatedly to scroll
