Vintage Synth Repair

> Well,  most CMOS should not feel at all warm to the
> touch

I wouldnt say most...some do, some don't is better.

Anyway 'most' is hardly an accurate diagnosis tool :o)

> > Some ram chips get almost too hot to touch yet
> they are fine.
> 
> Which ones are those?

4116 and derivatives..why?

Ok too hot to touch is maybe a slight
exaggeration..but certainly very, very hot. I should
add CPU's to that too.





--- "Roy J. Tellason" <rtellason@...> wrote:

> On Monday 28 April 2008 05:58, Philip wrote:
> > Surely the machine should still boot up as those
> chips
> > are nothing to do with the CPU circuit.. Warmth of
> > IC's give no clue to failure.
> 
> Well,  most CMOS should not feel at all warm to the
> touch.
> 
> > Some ram chips get almost too hot to touch yet
> they are fine.
> 
> Which ones are those?
> 
> 
> -- 
> Member of the toughest, meanest, deadliest, most
> unrelenting -- and
> ablest -- form of life in this section of space,  a
> critter that can
> be killed but can't be tamed.  --Robert A. Heinlein,
> "The Puppet Masters"
> -
> Information is more dangerous than cannon to a
> society ruled by lies. --James 
> M Dakin
> 



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