Thanks for your advice - unfortunately it doesn't seem to be the Beo4. Even with it in a room which isn't linked to the system the volume will fall or mute of its own accord, occasionally coming back on (again of its own accord). It's linked to a Beocenter 2, which has speakers throughout the house (and originally a Beolink PC2, which was

My first post, but I'm at a loss as to what to do with my system. The volume on the Beovision 6 keeps falling and muting of its own accord. Have I pressed sonething incorrectly, or is there a quick fix? many thanks