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no efi

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    MP 1,1-5,1 Help! - Mac Pro 3,1 (2008), Won’t boot

    Hi Can anybody help me troubleshooting my 3,1 Mac Pro (2008)? I recently got my hands on a Mac Pro 3,1 that is not booting. When I press the power button the white led stays steady, no chime and the fans start. I don’t know almost anything about this computer, other than the fact that this...
    • PerkeoRoger
    • Thread
    • errb red macpro 2008 macpro 3.1 no efi no video
    • Replies: 15
    • Forum: Mac Pro
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    2010 Mac Pro 5,1 - No EFI/ Boot, no chime, black screen

    2010 Mac Pro 5,1 2x 2.93ghz Westmere 20gb RAM OWC 256gb SSD ATI Radeon 5780 The last time this system booted (at all) was just before I took out the GPU to try in another Mac Pro. Once I reinstalled the GPU: - system starts up - front power button light illuminates - all fans run - gpu...
    • Diggi
    • Thread
    • 12 core 2.93 westmere black screen mac pro no chime no efi won't boot
    • Replies: 5
    • Forum: Mac Pro
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