Your computer powers off on its own.
Your computer powers off on its own.
Times are looking perfect at 57-60, and the display isn't showing a black screen—monitor is functioning properly.
What graphics card are you using? Which kernel version are you running? Enter "uname -r" in the terminal. Are there any error messages in the dmesg output? Can I connect to a tty with ctrl+alt+f2? Is there a visible Num Lock or Caps Lock on the keyboard? When the screen goes blank, does pressing the associated button alter the indicator?