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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Mac Notebooks > What Do You Think the Problem Is?

What Do You Think the Problem Is?
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Jun 9, 2006, 10:23 AM
 
I'm having repeated kernel panics when I wake the computer from sleep, especially when the power is not plugged in. I am also getting repeated crashes of Safari/Mail, not all the time but when they happen they won't stop. I've gone through a lot of the kernel pacnic stuff on here and listen to whats been done to my computer.

January: Apple replaced the hard drive because it died and the logic board.
March: I replaced the crucial stick of ram because I thought I isolated it as the source of my panics (I wouldnt get panics when I just had the 256 meg stick from apple)
Last Week: Completely reformated the HD after the computer wouldn't start up, even in safe mode.

Here is what else I've done: I always unplug my external mouse before I put it to sleep because I hear that can be a problem. I don't use it when on battery power. I put the computer to sleep from the apple menu, instead of closing the lid.

And still, panics. Can this be a power problem or something?? I have no idea what it is. I don't think the panics/crashes are software because I wiped the HD completly clean a week ago.

Thanks
-Phil
     
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Jun 9, 2006, 10:36 AM
 
What size PowerBook do you have?
     
Phil333  (op)
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Jun 9, 2006, 11:02 AM
 
15 inch. 1.33ghz G4, 768 of RAM (256 from Apple, 512 from crucial)
     
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Jun 9, 2006, 11:19 AM
 
And am I right in guessing that the 512mb crucial ram is in the bottom slot and the 256 apple ram in the top?

This sounds like the infamous broken bottom ram slot on the 15" logic board, apple should replace it for free since it is a mostly well known problem.
     
Phil333  (op)
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Jun 9, 2006, 12:22 PM
 
No 256 on the bottom, 512 on top. And my logic board has already been replaced, in January.
     
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Jun 9, 2006, 12:26 PM
 
hmm, i'd still suspect the ram slot or the ram, what does the apple hardware test say?
     
Phil333  (op)
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Jun 9, 2006, 01:53 PM
 
Can't find any errors. Looped it.
     
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Jun 9, 2006, 01:58 PM
 
Hmm, try going down to an Apple store then to see what they say.
     
Phil333  (op)
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Jun 9, 2006, 02:43 PM
 
Should I have them send it back to Apple or just ask then at the genius bar?
     
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Jun 9, 2006, 02:50 PM
 
The genius bar would be the best option I think, the problem is reproducible.
     
   
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