"Kalman Rubinson" wrote in message
...

??? 'Buggering about?" What we are talking about is proper and
necessary setup procdures.


Indeed, and the difference that getting the correct adjustments absolutely
correct is significant. Cinema 5.1 systems are set up by a trained installer
and the set-up menus are password protected to stop the cinema staff from
"buggering about" with them afterwards.

David.