loud fan

Over the last month or so my CPU fan has been making a noise I am not used to, and this occurs even when the laptop is not warm-hot and the CPU is at 0% according to task manager. I even downloaded HWInfo to check temperatures for an overheating problem, but they all read within a normal range...

Hello, my brother has a lenovo s41 laptop, with windows 10 home, a core i3 5005u, a gtx 940m 2gb, 8gb of kingston hyperx ddr3 1600mhz single channel ram and a 1tb hdd. Today, when he tried to turn it on, the laptop would turn (power button iluminated in white) but without image on the screem...

Hello everyone, I was using my laptop yesterday and the touchpad wasn't working properly. The mouse would move around all over the screen and prevent me from clicking on anything. This has been an issue with it since I bought it in 2010. The laptop is a Sony Vaio VPCEB15FX. I am running Windows...

So one day i was watching movie, when my computer got really loud. It happens sometimes when i play computer games. I restarted it and it was quiet again but when it gets a little hit it get's loud again. Its not overheating, so i dont know what is wrong with it. I have that fan or i dunno how...