Tournedos - many thanks for your advice. I followed your instructions and I'm delighted to say they worked. The radio will have to be retuned but everything else is operational. Thank you again. Kind regards.

I hope someone out there can help me. I have a Beosystem 4500 music centre which includes the Beomaster 4500 AM/FM tuner/amplifier, CD player, tape recorder and record player, and I was dismayed to discover that for the first time ever, my husband switched the system off before we went on holiday and when I turned the power back on again I can't