Ade Vickers wrote:
> Hi Tony,
> 
>> Often motherboard faults can be repairable, especially ram.  
>> What do you see on screen when it tries to boot?  
> 
> Random coloured snow, various screeches and whistles from the speaker, both
> microdrives spinning up & down randomly, all constantly changing. The
> "click-click" when you push the reset button can still be heard (over the
> cacophany), but the net effect is nothing whatsoever changes.
> 
> I've tried replacing all of the pluggable chips (not sure, but I may have
> dislodged the flying resistor which is parked somewhere near the roms, which
> was obviously a hardware patch), to no avail.- all chips work fine in
> another motherboard.
Not relevant.

Hrmm - not the usual stuff.  Check that there are no bent (shorting) 
pins on the expansion connector.

Could be a dodgy connection on the 68008 I suppose.  That socket was 
very sub-standard.  It had the sort of weak spring connectors that were 
on *all* the sockets of my UK101!

Tony



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