Tell me more about the GPU chip

My Screen freezes after 6-10 minutes. If I repower it straight away it goes to a blank blue screen. I see in a related article that this has been ascribed to the GPU on the way out. Am I on the right track.

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Could be

other freezes have been attributed to the Airport card, Overheating or failing HD.

Search "iBook G4 freeze" or "hang" eliminate the other easy problems before reballing or flaming the GPU.

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Good Luck,


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Aston Ffrench will be eternally grateful.
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