Date   : Sun, 21 Sep 2003 21:56:20 +0100
From   : Chris Johns <chris.johns@...>
Subject: Re: Two BBC Micros need some help!

> Ah, -5v supply is very low, it's about -1.5v.
> 
> Maybe this is the reason for non-starting Beeb and psu.

The beeb should run without it - it's used for the sound and the serial
port IIRC. Have you tried disconnecting it completely from the
motherboard tho, maybe its odd voltage is upsetting something?
-- 
 <chris.johns@...             >