turned on once

Forum discussion tagged with turned on once.
  1. K

    Question Turned on my PC, looked like it started up but then turned off and won't turn on again. Please help!

    I switched on my PC once I'd finished it (first build) and it lit up, fans started spinning etc. it seemed fine. It took me 5/10 seconds to figure out how to turn on my new monitor and by this time the PC was dead. It won't turn back on again. I'm not sure if anything was displayed. I've watched...