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    MP 1,1-5,1 Mac Pro 5.1 Tray Black Screen Problem (PLEASE HELP)

    Hello, I have two Mac Pro 5.1 (2010) and have 2 problem. First Computer: It doesn't boot, no fans, no chime, no white led in front. When I turn it on, only Graphics card works and some red leds... There is a 'tik tik tik' voice coming from Power supply Second computer: I put tray of this...
    • macuser5.1
    • Thread
    • black screen startup mac pro (2010) mac pro tray macpro no chimes boot problem gpu
    • Replies: 7
    • Forum: Mac Pro
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