The GPU fan runs fine. 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. 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. Adjust the power settings, let the computer cool for a few minutes, and then troubleshoot the noisy fan. Hey all! Note: Try with the one stick. Removed the mobo from casing and power on the desktop with ram, psu and power supply. Thank you. I did some experiment by powering on the pc without ram and the cpu fan continuously spinning in full speed but it will not boot. When a computer fan spins loudly for longer than 20 seconds, there might be an issue with a fan, or the computer might be overheating. I ran a 9v power supply directly into the fan and it span perfectly. Whats wrong with my fan? GPU fan only spins intermittently. Question: My computer fan is kicking on high every few minutes, help! It sounds like you have a bad memory stick. Will keeping a laptop fan manually on full blast wear out the My computer's CPU fan stopped working. 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. The pc is a year old apparently. Tagichatn Jun 7, 2009: Problem description: The cpu fan spins for a few seconds, stops then starts again leading to high cpu temperatures. It's almost as if it's trying to spin but something is preventing it. When I shutdown the computer, sometimes the fan keeps running till the battery drains out. So it seems the fan is not broken but the control algorithm of the CPU fan has changed or is influenced in some way. Before you rush to grab your screwdriver, look into what software is currently running, the resources it's using, and whether that fan noise is warranted. The fan can get clogged with dust and lint hence preventing it from spinning. I recently got a new msi laptop (MSI GL65 9SD) literally five days ago and my CPU fan has slowed its functionality by a lot. My CPU fan has been acting strangely...i just noticed that today....the fan spins for like 2secs then stop for 1sec then starts spinning again for another 2 secs...this keeps going on....and when it does that it makes a weird sound when spinning.....and sometimes randomly it would start spinning randomly. The stress test was longer than my previous ones (10 mins up from 5 mins) and it was at -0.165V which was stable for the few days before then. The Tom's Hardware Show returns at 3PM ET on January 11th. It will spin for a few seconds then stop for a few seconds then go again. Ok thank you so much for your time. The fan keeps running Hello everyone im having an issue right now that my computer won't shutdown the leds and fan still keep running after the screen has turned black. 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). It's almost as if it's trying to spin … The fan usually becomes noisier during a system shutdown or startup. If your computer boots to a black screen here are a … ... Why your CPU fan won't spin. CPU fan stops intermittently. The GPU fan spins up and down approximately every 10 seconds even when the video card is completely idle. So in April 2010 I started working on a side project to plot those CPU price-vs-performance and hard drive price-vs-capacity curves. The lights would come on, the fans would spin (case fan, cpu fan, power supply fan, video card fan). This is occasionally referred to as the black screen of death (bsod), fortunately you should be able to fix it. 4.clean and replaced the thermal paste of cpu. Hi, I have installed windows 10 in my Inspiron 15 3542. 2) Did the undervolt damage the MOBO permanently? Archive View Return to standard view. I recently got a new msi laptop (MSI GL65 9SD) literally five days ago and my CPU fan has slowed its functionality by a lot. Go into the task manager, (CTRL + ALT + DEL) and look at the CPU usage. But the moment i power on the pc with the ram seated the problem starts again. the persistent problem now, for the past month, is a croaking sound that accompanies the spinning intermittently. I am at my wit's end. 1) What other things can I try to get the fan spinning properly? I received my motherboard today from Amazon, fitted into into my case as normal to find it wasnt working as expected. This typically happens because of the dust that accumulates on the fan over time. Forum Regular reference: whrl.pl/RbEX6t. In the image below, you see a big white fan, which is a part of the CPU heat sink. 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. You must log in or register to reply here. 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. That might give you a clue as to why the fan is running so much. You may find that your fan is working, but there is nothing on your display, or there is just no signal. This will reset the BIOS setting to the “new” computer defaults. Previously I had Windows 8.1 and no issues at all. It will spin for a few seconds then stop for a few seconds then go again. When we use the softwaretool Speedfan to manually control the behaviour of the CPU Fan, it doesn't do this. Oh btw when i did the expriment i stated and run for about 15mins i noticed the cpu itself is not getting warm or hot. As you can imagine, the CPU runs pretty hot without it, right now its sitting at 84c with only a few things idle. Sometimes it seems to work fine but then I check the log and it's dipping in and out again. Although the voltage would have reset with a reboot regardless, I would think the factory reset would bring it back down as well. The wires going into the fan can also get in the way of the fan blades and prevent it from spinning (these fans don’t have a lot of torque). There is no beep however, and no video. Here is what I've tried so far: -Re-checked both windows and Dragon Center power settings. It works intermittently amd takes 10 to15 mins for the fan to start up which is really frustrating. my fan now spins when it should. The fans actually go crazy, spinning at full force. The past days the fan is intermittently going high/low at a 5s interval when the PC starts to heat up. its usually on constantly though. 5. I need to hold the power button in order to shutdown my computer. I reseated the cpu, reseated the ram. com): Heat setting issue. Then plug power cable in and switch on. Laptop CPU fan spins and then stops intermittently. JavaScript is disabled. Open. I'll try to buy new ram tomorrow to find out if it will boot. When the fan starts emitting a rattling sound, there is a good chance that the fan is about to fail. There are many things that run in the background, like Services you don't need, that can be shut down to minimize CPU usage. Only little doubt now is the RAM, since you were not able to test with a known good part. Got a second hand HD 6870 for $25 CAD. i'm hoping for some software that can diagnose hardware problems. Troubleshooting. If you've been Overclocking your CPU, STOP IT! Your CPU fan serves the purpose of cooling the machine by spinning quietly in the background. Laptop CPU fan spins and then stops intermittently. Then I have to keep pressing power button and power off the laptop. This pc does boot, but of course it overheats and shuts down. I've also removed everything unnecessary from it. Case fans, CPU fan spins for a second or two and the Audio Boost chip light turns on then off. I wanted to learn Django and Python better. Any healpful ideas guys? 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. Hello all. If your CPU fan does not spin, the issue could be anywhere from the fan, the motherboard, to the power supply unit. Make sure the fan spins easily and the heat sink is clean. When the RPM reading is over 3000 RPM, the GPU fan becomes extremely loud. It does this even under load, playing an intensive game led to 100c temps. My HP Pavilion desktop (Windows XP SP3 Media Bball nut. 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. If there are two installed, remove the one farthest from the CPU [with the power cable removed]. For a better experience, please enable JavaScript in your browser before proceeding. Also a possibility is the CPU. Are there any obvious things Im missing? What do you think? until a few days ago when i took my system to a technician to check if the fan needed to be replaced, i noticed the system heated up while the fan remained off. If this doesn’t work you MAY have a bent pin on the CPU … I have a pc that's fan spins very start/stop. System would still boot then, before thermal shut down. (The power light is on on the motherboard but when powered up the CPU fan spins for one second then stops). I'm going to try and be concise and to the point. 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