At 10:06 AM -0700 4/4/2011, Bruce Johnson wrote:
On Apr 4, 2011, at 9:49 AM, william wrote:
My roommate blames the software as no symptoms appeared when i first tried it out.

Which makes no sense because the problems you describe are hardware related.

What Bruce said, +

But i am coming to another conclusion. I shut it off in disgust and rebooted cold just a bit ago. I am typing this on the machine in question and all appears normal, just as it did when i first turned it on. It seems to act normally for awhile, then the video problems start, then the shutdowns.

This is clearly a sing of a fialing logic board or possibly a failing cooling system.

Try increasing its air flow - point a fan at it. That can very telling. Also install something like iStat Menus, that gives you a temp display.

Check the system log for errors. Thermal problems usually get a chance to throw a last-gasp message into the log before gakking the system.

Could also be a shipping issue. Things get knocked around. When you open it up to check the fans,vaccuum it out, re-seat cables and such. ... Please be sure to be properly grounded when you open it. You don't want to make the situation worse by frying things with static.

- Dan.
--
- Psychoceramic Emeritus; South Jersey, USA, Earth.

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