My Toshiba Satellite L won't give me any indications of functionality. I left the computer asleep overnight (I do this often without ay Toshiba laptop screen black when powered on. Toshiba Forum - Satellite Pro C - Internet connection fails after sleep mode - SATELLITE PRO CN. Internet with ethernet cable. Toshiba laptops from mid onwards dont have a recovery disc supplied with a purchase of a laptop. Instead, Toshiba has added a hidden.