https://forums.tomsguide.com/threads/satellite-c55d-a-dim-after-sleep.93339/
Satellite C55D-A dim after sleep. | Tom's Guide Forum
Satellite C55D-A dim after sleep. On boot-up, the screen is normal brightness. Once the machine sleeps, the screen will be very dim, virtually unreadable...
satellitedimsleeptomguide
https://tr.ifixit.com/Answers/View/371199/My+display+won't+turn+on+even+when+computer+does,+any+ideas
My display won't turn on even when computer does, any ideas? - Toshiba Satellite C55D-B5310 - iFixit
So a few days ago my toshiba laptop (Satellite C55D B5310) crashed and after it tried to reboot it couldn't and it would just show a spinning wheel at the...