Tātad zināt kas par vainu principā nevar.
Svukārt - "Kas varētu būt par vainu?"- gandrīz jebkas
https://support.microsoft.com/en-us/help/12374/windows-10-troubleshoot-screen-flickering http://www.makeuseof.com/tag/fix-windows-10-screen-flashing-problem/
..
Citādi - kādas tik muļķības cilvēki nedara..
https://answers.microsoft.com/en-us/windows/forum/windows_7-hardware/screen-randomly-flashes-black-for-a-few-seconds/c9e7d7b7-0839-4da4-8216-9dbf7802e962
"check your refresh rate.... mine for some stupid reason mine was set on 59... changed it to 60 and the blacking out stopped..."
pirms 8 gadiem
500