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Grey screen at start up on my ibook 4G

Last response: in Mac Os X
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May 21, 2012 6:40:00 PM

Hello,
i need to repair my ibook G4 from freezing at start up i cant even get into safemode can you guide me through it ?
May 24, 2012 5:11:40 AM

Command + S (single user mode)
enter in terminal the following
/sbin/fsck -fy
/sbin/mount -uw /

Sometimes i run
/sbin/fsck -fy
again after the mount command depending
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May 24, 2012 7:06:31 PM

Have you tried zapping your PRAM? Hold Command+Option+P+R while booting up and wait for 3 dings before you let go.
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May 24, 2012 7:25:48 PM

Honestly, probably a shot logic board. This is at least an 8 year old computer; I'd think about investing in a new Macbook, or if you don't want to spend >$1k, get a cheap PC laptop.
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