I disconnected the battery and when i reconnected it the radio would not work, there is a reading saying Safe and when i looked up the manual the instructions were to turn on the ignition and imput the radio code, but when i do this nothing happens.
The radio is in an opel astra car.

peter, March 2010

I had the same problem so, thank you hay88

loppie101, April 2011

Thanks a mill for the instructions - the radio is up and running.

peter, March 2010

BASIC INSTRUCTIONS TO ENTER A BLAUPUNKT RADIO CODE
Switch the ignition key ON
Press and hold AS button * and the ON button at the same time
Display Shows SAFE then goes to 10 - - - - with a "Beep" from the speaker
Press Preset Button " 1 "repeatedly until the 1st Digit of your Code is displayed
Press Preset Button " 2" repeatedly until the 2nd Digit of your Code is displayed
Press Preset Button " 3" repeatedly until the 3rd Digit of your code is displayed
Press Preset Button " 4" repeatedly until the 4th Digit of your code is displayed
If the display now shows the correct Code number then
Press Button AS and hold to Enter and if successful there should be a "Beep" from the speaker and the radio should switch on

hay88, March 2010