Re: Toshiba A205 S5000 keeps randomly turning off
I bet on the CPU, but could be many other different things, fauty parts on board, RAM, GPU, etc.. If you don't have parts to test it, i'd recommend you take to a repair shop and get an estimate, with luck, they might tell you what was failing..
Galaxy Note-Nexus7-Nexus7FHD-Asus Infinity
Samsung NP530U3C-i5 3317U|HD4000|8Gb|500Gb
Samsung NP550P5C-i7 3610QM|630m|8Gb|1TB