Date   : Wed, 13 Mar 2002 08:03:32 +0000
From   : Mike Tomlinson <mike@...>
Subject: Re: Dead Beeb?

In article <xjmpeSABzhj8Ewl$@jmwa.demon.co.uk>, John Woodgate
<jmw@...> writes

>Those are just the date codes. There should be other numbers. The one
>you really must have (and probably haven't, because its absence causes
>the continuous tone) is the OS ROM, and it MUST be in the extreme left-
>hand one of the four ROM sockets. It should have the copyright sign and
>'Acorn' on it, and perhaps 'OS 1.2'.

In addition, the OS ROM is usually marked "PB04" and BASIC "PB05".

-- 
     Security-wise, NT is a server with a 'Kick me' 
     sign taped to it.         -- Peter Gutmann