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no boot up

  1. V

    IMac 2011 won't boot any OS

    Hey everyone, I got a 2011 iMac that won't get past progress bar on any OS/hdd/ssd. So far tested: old hdd with High sierra, ssd with win 10 - can't boot fully, only restarts at progress bar. I even managed to install Ventura with oclp on new ssd but after root patching, I got the same problem...
  2. N8oR

    MP 1,1-5,1 HELP! no chime, no screen, nothing. Tried everything.

    Hey everyone. All of a sudden my 5,1 died. I can't get it started again and I've tried all the basic stuff like restting PRAM, SMC etc. Took out all the drives, graphics card and even changed the ram sticks around (also took them all out at one stage). The power light stays on and only blinks...
  3. O

    Mac Pro 3,1 not booting after High Sierra Patcher

    Hi everyone. I'm new here. I have just installed dosdude1's High Sierra Patcher on my 2008 Mac Pro 3,1. The Patcher installed fine, I managed to run the installer, then that completed and went to reboot (as it should have). My issue is that now the machine seems to try to boot up, but shuts off...