[rescue] Challenge L -12V overvoltage?

Francois Dion fdion at atriumwindows.com
Wed May 12 14:49:50 CDT 2004

Sheldon T. Hall wrote:

>Francois Dion writes ...
>>opefully it doesn't go that far. I'll try a few more things tonight
>>when I get back home. Thanks for the pointers anyway. Do you have SGI
>>doc 007-1732-060? It lists all the error codes and what to do. But it's
>>not very verbose...
>Yep.  007-1732-060 is the "Owner's Guide" which I got off SGI's website.
>The stuff at
>http://futuretech.mirror.vuurwerk.net/chalonyxdiag/diagprocs.html has a bit
>more substance to it.
>Of course, both expect you to pick up the phone, not a logic probe and a
>voltmeter, if anything serious goes wrong.  I expect that between SGI's
>desire to sell support services, and their desire not to have ham-fisted
>amateurs fscking up the hardware, they really, really wanted you to call
>Field Circus when something like this happened.
>Of course, that was then, and this is now.  SGI probably wouldn't make a
>one-time service call, even if we wanted to spend the money, and putting a
>"home computer" Challenge on a service contract seems, well, insane.

Well, the good news is that if you ack the error message on the display, 
power off after that and do that twice for good measure :) , it works. 
I'm guessing I didn't do something right the first time I went into the 
log (10 messages in the nvram). But the box came back up the second time.



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