Model A1138 / 1440x960 screen resolution

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display is only white

when turning on the PowerBook, i only get a white screen. i can hook up an external monitor and seen everything. When the startup cycle finishes, the display dims a bit. Is the display toast?

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I am far more suspicious of the cable from the logic board to the LCD but it could be the LCD. The fact that you have a good picture on the external monitor would lead me to believe your logic board is good. Check out the cable carefully before replacing the LCD. Good luck Ralph

PowerBook G4 Aluminum 15" 1.67 GHz Display Assembly Replacement

G4 Aluminum 15" 1.67 GHz Display Data Cable

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Hal will be eternally grateful.
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