https://forums.tomshardware.com/threads/presario-r3306-us-fan-stops-working-after-power-on-for-10s.4505/
Presario R3306 US fan stops working after power on for 10s | Tom's Hardware Forum
I've used my Presario R3305 US for two years. But it began shutting down automatically recently. After a quick study from this board, I felt it was the...