I have a C500/240 at work that my secretary uses all the time. The ventilation
is adequate. Could be the lightning strike, but I would look for something
software related. Is cache doubler installed? What OS are you running?

Gary

Bill Spencer wrote:

> Hi there: I installed a 240 MHz processor in my Supermac c500 on Saturday
> the 31st, upgrading from the factory-installed 180 MHz. It worked fine until
> I powered up on Wednesday the 4th, when the fan started but nothing else
> happened. After some exercise in language use I put in the old processor and
> everything was fine. I called the distributor whose first thought was that
> it had burned out because of inadequate ventilation; he said the 240 would
> run somewhat hotter than the 180. The other item is that a thunderstorm went
> through around 6 Wednesday morning, with one lightning strike pretty nearby.
> The unit was not turned on at the time and there are two surge protectors in
> line in the power line.
>
> My questions are:
>
> 1) Is this fate or a bad processor or a lightning strike?
>
> 2) Since umax shipped these units with installed 240 processors at some
> point, wouldn't the installed ventilation be enough? if not how can I up the
> cooling ante short of a home-grown jury-rig?
>
> 3) Anything else I should do besides chalk it up to luck and maybe buy
> another processor?


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