Powerbook G4 screen issue

[mitch_101]

Hi! i keep my powerbook open all night long without the screen saver and this morning i have 2 inches of verticals stripes black grey and purple a litlle bit of green in the roght side... When i reboot it a portion of those strip were showing the middle of my screen but it did not last .. here a picture .. Can i do anything or my screen is dead? when i plug a second monitor it works well... If it's dead can i use my second monitor as the main one? Thxs for help

I try different setting with my ram and now i have only a black strip 1 inch wide the right of my screen is ok but it display the center of my screen instead of the right...
And now the right is completly purple...

Help me please

 

[mitch_101]

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