my fan now spins when it should. It's almost as if it's trying to spin but something is preventing it. Hi, I have installed windows 10 in my Inspiron 15 3542. Although the voltage would have reset with a reboot regardless, I would think the factory reset would bring it back down as well. Adjust the power settings, let the computer cool for a few minutes, and then troubleshoot the noisy fan. Make sure the fan spins easily and the heat sink is clean. Removed the mobo from casing and power on the desktop with ram, psu and power supply. (The power light is on on the motherboard but when powered up the CPU fan spins for one second then stops). If you know where they are, short-out the two pins with the jumper OTHERWISE just leave the computer unplugged for at least 10 minutes or longer. The only thing I can think of doing related to the CPU fan would be I was stress testing some undervolts (using XTU) before it crashed on me, and I noticed the problem then. Then I have to keep pressing power button and power off the laptop. The fan usually becomes noisier during a system shutdown or startup. You must log in or register to reply here. If it doesn't work, swap the sticks and try again [power cable removed for swap]. It does this even under load, playing an intensive game led to 100c temps. My HP Pavilion desktop (Windows XP SP3 Media 1) What other things can I try to get the fan spinning properly? If the fan didn't spin at all, I would assume it would be broken, but it looks as though its trying to spin and then getting throttled in some way. I would love love love any assistance with this; it was a pretty big step for me personally and financially to get this laptop and its been extremely disheartening for it to error out in this way only a few days in. The fan can get clogged with dust and lint hence preventing it from spinning. I am at my wit's end. There are many things that run in the background, like Services you don't need, that can be shut down to minimize CPU usage. Hey all! Sad to say that i dont have extra mobo wherein i can test the CPU. Question: My computer fan is kicking on high every few minutes, help! Forum Regular reference: whrl.pl/RbEX6t. What do you think? System would still boot then, before thermal shut down. For some reason, both fans are not detected when I try and use software to get it going (I've looked at Speedfan, EVGA Precision X1, Speccy, MSI afterburner) as well as not in my BIOS (UEFI). Whats wrong with my fan? For a better experience, please enable JavaScript in your browser before proceeding. Will keeping a laptop fan manually on full blast wear out the My computer's CPU fan stopped working. its usually on constantly though. It turns on for anywhere between about a quarter of a second to 15 seconds or so, before turning off again for a second. com): Heat setting issue. Laptop CPU fan spins and then stops intermittently. When we use the softwaretool Speedfan to manually control the behaviour of the CPU Fan, it doesn't do this. Bball nut. Now, when I first booted up the PC the CPU fan started spinning and all seemed happy (hence me awarding the points on the other question) - until I installed the graphics card - then the problem returned. Try with the one stick. ... Why your CPU fan won't spin. I received my motherboard today from Amazon, fitted into into my case as normal to find it wasnt working as expected. It works intermittently amd takes 10 to15 mins for the fan to start up which is really frustrating. 2) Did the undervolt damage the MOBO permanently? You may find that your fan is working, but there is nothing on your display, or there is just no signal. Custom built my computer and been running fine so far for probably 6 months with a scythe cpu fan and a pentium 4 processor, but just today i noticed my fan is turning on and off intermittently. JavaScript is disabled. But the moment i power on the pc with the ram seated the problem starts again. As you can imagine, the CPU runs pretty hot without it, right now its sitting at 84c with only a few things idle. Are there any obvious things Im missing? CPU fan stops intermittently. You can just blow it in short and strong gusts, use compressed air, or use a vacuum cleaner in reverse (it is a rare feature on some of the vacuum cleaners) to blow the dust out, but hold the fan … from October 2008; to November 2008; last updated – posted 2008-Nov-23, 12:56 pm AEST posted 2008-Nov-23, 12:56 pm AEST User #129616 72 posts. There is no beep however, and no video. This is occasionally referred to as the black screen of death (bsod), fortunately you should be able to fix it. 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