MacBook pro gray screen and progress bar

Discussion in 'MacBook Pro' started by brob9191, Jan 12, 2009.

  1. brob9191 macrumors newbie

    Jan 12, 2009
    my MacBook pro running tiger will notbstart up. It just stays at a gray screen with an apple and progress bar, I have already reset the nram.
  2. dr. shdw macrumors 6502a

    Aug 27, 2008
    Firmware update?

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