[G4] Dual 1.25 MDD G4 won't boot OS X. Any ideas?

[Charles Schneider]

Have you tried booting from a known good system? Such as a DVD or ext  
firewire drive.





On Dec 11, 2008, at 1:27 PM, Mark Steele wrote:

> This is a dual 1.25GHz MDD G4 (I think it has FW800, not sure, how  
> to tell???)
> 1.25 Gigs RAM.
> Couple of HDs and two internal optical drives.
>
> Problem: When booting into OS X (10.5.x) the machine locks up at the  
> grey screen with the Apple logo.
> Booting into the Hardware test disk (supplied with the machine)  
> works fine and all tests pass, even letting
> it loop overnight.
> Booting, installing and running linux does work (but can be somewhat  
> flakey) The ones I've tried are
> Fedora 7(?), some version of Ubuntu (which doesn't seem to be  
> supported with the latest version so
> it is probably one back from that).
>
> I've re-arraged the RAM chips (using the same slots as before) and  
> the problem still exists. Any attempts
> to boot into OS X fails. This machine has had the same hardware for  
> several years and booted and worked
> just fine, then one day it just locked up and wouldn't boot again.
>
> Any ideas on what to try next??
> Thanks,
> -Mark _______________________________________________
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> G4 at listserver.themacintoshguy.com
> http://listserver.themacintoshguy.com/mailman/listinfo/g4

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