black screen hang up

  1. thepjguy

    Catalina OC i7-4930k ASUS Sabertooth x79 Nvidia GTX780 - HELP!

    I have had this system running Mavericks for about 7 years without issues. Now that 10.9.5 is obsolite, I need to update my system. No matter what I do, I cannot get ANY method's USB to pass verbose mode. Not once have I even seen the install screen for Catalina. OpenCore doesn't let me see the...
  2. Metarex

    Different CustoMac Pro go black on high CPU/GPU load in Adobe Premiere Pro / Media Encoder

    So far we have built two systems (specifications below) and both of them are having the same issue. Running Adobe Premiere Pro CC or Adobe Media Encoder CC under heavy CPU and/or GPU load results in black screens or picture freezes. Sometimes after half an hour, sometimes already after two...
  3. S402

    [Solved] Problems After Re-Installation

    I am in desperate need of help. Two days ago my build was working completely fine with audio, iMessage, correct graphics, and dual boot with Windows 10 Pro. Then I accidentally screwed up my audio and in being new to this I couldn't figure out how to undo my mistake. I decided to just do a fresh...
  4. jamo224

    Black screen hang up.

    Help please, Can anyone help with black screen after the white Apple screen on Dell Inspiron 1720 with Snow Leopard retail install. I can hear the intro dvd playing in the background, but nothing on the screen :banghead:. my spec is taken from a screenshot in windows before the Snow Leopard...
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