So Ive had my PC for about half a year now, and in the last week or so whenever I boot my computer the fan immediately starts spinning fast and is extremely loud. Once back on its speed is what it used to be and is almost silent. Solved! Fixing the Software Errors leave this open for a few more days to make sure it has stopped. 4) I removed the graphics card and memory but am not hearing the beeps I should be for missing RAM. Today I installed the new CPU and fan and found that while the new fan works fine (both in the new motherboard with the new CPU as well as the old motherboard with the old CPU) the brand new motherboard with the used-working CPU which just arrived doesn't work. Question When i turn laptop on,keyboard backlight and charging led light turn on but screen is black,fan not spinning and hard disk not on: Laptop fans spinning slower than usual, performance is the same. If it posts then some thing that you unplugged is shorting out the system. Disclaimer: You use my posts & wiki articles entirely at your own risk. Through trying to figure it out, I found out that if I push on the blades it will start spinning like normal. If it still doesn't go, I'd do what the other expert says and check the CPU for proper seating AND remove the heat sink and replace with fresh thermal paste. If the sound comes back I'll try to verify this. Tech support scams are an industry-wide issue where scammers trick you into paying for unnecessary Do not perform this step while children or pets are nearby. Using MSI Afterburner You can follow the question or vote as helpful, but you cannot reply to this thread. Plug only one stick of memory into the board. Check for any objects that might stop the fan from spinning, then gently spin the fan with your fingers to make sure the fan is not stuck. All the case fans still spin and the computer continues to run for a few min then over heats and quits. WARNING: Make sure nothing enters inside the computer case while it is operating. Microsoft Employee and that the phone number is an We've partnered with two important charities to provide clean water and computer science education to those who need it most. Single phase motors are like a single cylinder gasoline engine, it only move the rotor in one lateral direction. Posted by 4 hours ago. Close. SYS_FAN3 indicates that #3 is working from the fan. I do not work for Microsoft. I Hope it will help you and save your time. Our community of experts have been thoroughly vetted for their expertise and industry experience. I cant believe 3 days of dust could cause that so something about taking it apart and reattaching it is temporarily fixing it. Hmm - I happened to have an extra Intel Cor 2 Duo processor which the motherboard supports and is the same socket type (but I'm not sure if the FSB matches) and still have the same problem. Remove any sata or IDE cables from the mobo, disconnet any case fans that are plugged into the mobo, disconnect any front usb cables that plug into the board. Hello,I recently replaced my CPU fan on compaq SR1012NX desktop,I replaced as old one had broken blades from contacting wires in case.I purchased exact same model # from performance pc. With the side panel still removed, connect the power cable, turn on the computer, and check if the fans are working correctly. After locating your CPU fan, check the connection to the motherboard. Being involved with EE helped me to grow personally and professionally. Leave the side panel open, connect the power cable, and turn on the computer. A spinning fan indicates that #1 & #2 are working. gainst the side of a wall). If your GPU fan is not spinning at startup then it is a possibility that the fan is faulty and needs to be replaced. Thank you! Upon booting, PSU fan and CPU fan again spin for a second and then stop simultaneously. That's #1 cause of a bad motherboard. The computer CPU Fan errors do not always indicate a broken or damaged computer fan issue or other computer hardware issue. I spun it with my finger a few times and it then ran continously. I dont want to run any intensive programs for fear my pc will overheat. 2) When the power button is first pressed, the CPU fan jerks a little but doesn't start spinning 3) The other fans in the case are spinning fine. Try reseating the CPU and check that the pins in the CPU socket all look straight. I would buy a new power supply... You said you replaced the powersupply but was the powersupply new or just used? Users have been having a common problem with their CPU fan not spinning; the computer then overheats and throws a BSOD then shuts down due to thermal monitoring. Boot the computer with the casing off and see whether the fan can spin. Protect Yourself From Tech Support Scams Otherwise, you need to replace the CPU fan. Hi, I noticed one day that the rear case fan in my PC was not spinning. Then plug power cable in and switch on. *When I open task manager during these times I don't see any excessive use of my CPU or Memory. If it sounds smooth but running fast then it may be a heat load issue which the cleaning may help with. 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. When I first posted my system the CPU Fan would start-stop, start-stop. Lastly, although it's loud the sound isn't a rattling or grinding one. Experts Exchange always has the answer, or at the least points me in the correct direction! Did another cleaning today, taking the fan out from in between the case wall, and my water cooling radiator. *If the fan sounds like its not running smooth then its probably worn fan bearings or damaged vanes. technical support services. In a 3-wire setup #2 is modulated to control the fan speed and the fan just runs as fast as it can. So I just replaced the motherboard and still have the same problem - the CPU fan just jerks a little when the computer is turned on, the power and case fans turn on, and no beeps are heard. So Ive had my PC for about half a year now, and in the last week or so whenever I boot my computer the fan immediately starts spinning … Case Fan not Spinning on Startup. cooler tubes don't rest on the gfx card and it just wont fit going all the way up the slot). When booted,it rocks a little,but will not spin unless manually turned with tip of pen,then it is fine.The old fan started on it's own.The new,even though same pn,is 4 wire,Old is 3 wire. So after a few days the sound came back. Simply change motherboard or give for repair. It is like having another employee that is extremely experienced. The resetting of your desktop is due to Explorer.exe crashing. https://www.experts-exchange.com/questions/27385930/Computer-not-booting-CPU-fan-not-spinning.html, http://en.wikipedia.org/wiki/Capacitor_plague, https://www.experts-exchange.com/Hardware/Components/Motherboards/A_1945.html. Case Fan not Spinning on Startup. So I should get a new motherboard and cpu? Listen to the above audio clip, this is how a laptop fan sounds; in case you’re not able to differentiate between different sounds. You can help protect yourself from scammers by verifying that the contact is a restarting it in a specific way). Not sure if the two events are related. I then did remove the battery and the move the jumper to pins (2/3). I would remove any pci cards, just leave the video card Plugged into the slot if the board does not have an on board video card. The speed of the CPU fan is controlled not by Windows but by the controller on the motherboard and is based on the temperature of the CPU. EDIT: The cause of all of this is the CPU FAN Header not working. Method 1:The simplest method to test your fan is to listen. Leave only the cpu fan plugged into the mobo. Also make sure that all grilles have several inches of external clearance (i.e. Actually, the first time I tried the new keyboard it was outside the case on I think the top of the glossy cardboard box it came in. Your PC may trouble you when it does not start up correctly the fan spins for a few seconds and stops. WARNING: Make sure nothing enters the computer case while it is turned on. Microsoft global customer service number. However, some Fanless PSUs do exist, but they are very rare and are also quite expensive compared to a PSU with a fan. Tried going into task manager and turning off all the startup programs that were listed as having a high impact. CPU fan would not prevent BOIS screen from appearing. This will reset the BIOS setting to the “new” computer defaults. I turned it off one night when it was running barely audible, then started it up the following morning to it roaring again. 1. With my "solution" of waiting 30 seconds before rebooting if I waited to long even a minute I'd get the high speed fan again. Does the fan move freely when you turn off the computer and spin the fan with your finger? However, you check the fan using MSI afterburner or manually by connecting to a 12V DC power supply or adapter. Make sure to move in a very quiet room and get your ear towards the laptop’s bottom and just behind the keyboard. here is how i handle this problem : i use the minimum setup, as described in my article, Try to test the CPU and CPU Fan with other PC. The Chipset fan was basically siezed. official Here are the various ways to check whether your graphics card fan is spinning or not. Ive dusted the fan, and if it matters I've dusted the water cooler that's attached to it. Remove and then reinstall any cards. *Default Intel Heatsink Fan (Not spinning on startup) *Gigabyte ATX Motherboard 2666MHz (1155 Socket) *NVIDIA - GeForce GTX 660 Ti *Dynex 520W ATX CPU Power Supply *PNY RAM 8GB (2 of 4GB) *Seagate - 1TB Hard Drive Any suggestions would be kindly appreciated. The CPU fan spun like before but no beeps or anything. Every PSU or Power Supply Unit comes with a fan to keep its internal components cool, especially when the PSU is operating at high loads. Laptops usually have one fan to save on space and weight. Use a professional repairer if you don't feel competent to do this yourself. Are you absolutely sure that the CPU fan is plugged into the receptacle on the motherboard that is marked CPU Fan? the other fans (case fans, power supply fan all use 12V from the PS 12V rail, maybe - it depends on what is bad - it can be the sensor also (still reporting ok status). technical support services. I second nobus, looks like you are now a member of the "chain-reaction club". *In the time I've had this PC the fan has never gotten anywhere near this loud even when Ive had games running for a long time. Thanks for the help. If after disconnecting all these items you pretty well narrowed out the problem of a bad board. Thank you all for your help - I feel much better about concluding it's a chain reaction with your backup on it. When asked, what has been your best career decision? Though do note tha… Since you tried a known good powersupply, I would definitely try changing the cpu fan or check to see if anything is obstructing the cpu fan such as dust, cabling, etc. Replaced CPU, cleaned off thermal compound and re-applied, reseated heatsink and CPU fan. Could it just be that it's because of an FSB incompatibility or does this show it's something else? If this doesn’t work … They normally always start spinning when i boot it up. You should also clean out dust and debris from all grilles and fans. Yes they did. When the game starts the fan will start to rotate at high speed and blow out hot air which can be even felt with hands. *Temps have never been too high generally 25C to 35C (CPU / Motherboard/ GPU) , with my 2 storage drives being around 40C to 45C. I bought a Ryzen 3700X and MSI X570-A Pro motherboard. However, given that replacing the processor didn't work, I chose to go ahead and replace the motherboard. did you verify the standoffs were the same? PSU Fan Not Spinning is a very common question asked by many users. I don't have the spare cpu with me now so I'm planning to just order a new processor and fan. For others, the computer does not start at all. As the following did not solve the issue: Did all the capacitors look ok? You can help protect yourself from scammers by verifying that the contact is a, official Have you … I will attempt another cleaning tomorrow, but it should already be mostly dust free. Microsoft Agent or Check your UEFI/BIOS and see if there's a minimum RPM setting on those fans. So I think the fans movement+weight of the radiator slowly loosened its hold causing the noise (although this doesn't explain why I could get the sound to stop after (Unlock this solution with a 7-day Free Trial). Yes, just listen to the laptop when you have it booted up. During the boot process, they might see a fan error. Removed CPU heatsink and CPU to check pins: all pins look fine, CPU looks fine and installed correctly, etc. Controlling the CPU fan speed in your PC (or all the fans, in fact) is a way to give you more control over your Windows 10 experience. Your fan may be running, but not at full speed which it may require. This thread is locked. I tried reseating the CPU and that didn't resolve the problem. If the fan doesn't need to spin, it won't. Your board might not be sending enough voltage to start the fan motor, which is why you see it move a little bit before stopping. Unless it's some weird cooler, putting a new muffin fan in should be an inexpensive and simple thing. CPU Fan Not Working Desktop / Laptop. Well As I said the internal temps should be fine, and I haven't altered any fan settings. I'd start with replacing the CPU fan. In both cases these are usually mechanisms that prevent the … The cpu fan still does not spin up after inserting the other cpu? Unplug any cabling at the back of the computer except for the power cord, video cable, keyboard and the mouse. So it would be obvious to this old tech, that your Windows 10 is running the CPU more than your previous OS. Microsoft global customer service number. You can try plugging in items one at a time to see which item is causing the problem. Most laptops have a standard noise when they’re working. When the CPU fan of desktop or laptop does not run, the methods to find the CPU fan and fix or replace it might be different. After that to leave it off for 30 seconds then boot it up again. READ MORE. Hardware. Remove all the peripheral device that’s connected If you want it to spin, you need to adjust the fan speed curve in the iCUE software. My set up has the case wall>120mm fan>water cooler radiator that has a screw going through them in 4 places, but where they attach to the case wall isn't a circular hole but a vertical slot. This can be customized with the iCUE software. 5) I also tried a different power supply with the same results. If it is clean and spins freely check the connection of the fan wire to the mobo to see if it is firmly seated. Re connected everything and it started up silently. Then try to power on the system. If the laptop fan is not spinning then the laptop's bottom (or where the CPU is situated) will become hot, this can be … The fan is plugged into a controller that controls the lights and fan speed. Waited , then back to pins 1/2 and replaced the battery. Question Laptop fan will not start spinning: Question How do I remove a screw that spins in place in a laptop hinge? And I could hear the fan going on but very low, not as loud as it usually is. I'll see if that works. 6. The only thing that has worked is after booting, is to log into windows then shut it down through the start menu. Make sure the electrical power is isolated and do it carefully to avoid damaging components. if both is working fine, then you don't waste your time. Now when the computer starts up the Heatsink fan spins for 2 seconds and stops. If everything checks out and you have already replaced the fan the problem could be a bad mobo or a cpu. OK, well thank you for your help. Then check the cpu. Ill If the fan blades do not move or resist movement, replace the fan. Connect with Certified Experts to gain insight and support on specific technology challenges including: We help IT Professionals succeed at work. Although I didn't think it could be dust I took it apart to dust it again (not there was Gain unlimited access to on-demand training courses with an Experts Exchange subscription. anything noticeable) put it back together, and its running quietly again. If the above doesn't work, it may necessary to replace the fan* (which one is it?). But now I have noticed the motherboard fan in the lower right of the board doesnt spin, it spins on start up … If I restart or put it to sleep the fan goes right back to its high speed once the power is I'll split the points up. back on. Tech support scams are an industry-wide issue where scammers trick you into paying for unnecessary Would that have caused a problem? How to Check GPU Fan is Spinning or Not? Hardware. You are likely talking about a single phase electric motor driven fan. Then at least you know that the CPU has adequate cooling. Learn More. Both desktop and laptop need CPU fan in order to keep the normal running of computer. If these things checkout replace the fan. I had an issue where the CPU fan would start and stop constantly, updating the bios fixed this issue. Run a game that can increase the CPU usage. Spin the fan using a static-free object to see whether it can move smoothly. Any time I leave my system off this occurs when I start it back up, the fan will stop, start and I have to spin it to get it going, now the system beeps too since the fan is not spinning due to the Fan Fail Warning being enabled. So, do worry too much and also have no need to change computer CPU fan … They were not the same model but the processor was supposed to be compatible according to the specifications. If it can, proceed to the software fix. Also, I don't know if this is relevant or when it happened but I noticed that on the contacts of the CPU carriage of the old motherboard, there was a little dust and also on the bottom of the old CPU, there was a tiny bit of what I believe was thermal grease. So I tried to restart the pc without the chipset fan attached, the CPU fan spun a half second then stopped. I have a Gigabyte P35-DS3R, and the same CPU too actually, and I've noticed that the CPU fan doesn't start spinning until a few seconds after power-on. But when the fan is starting, an additional noise starts, that you can hear easily. By reducing the fan speed your computer is probably now overheating - especially if its happening after a set time from cold start and on high load like 3D games. Fan spinning at high rate on startup. It freaked me out something fierce at first, until I realized that there's some fan speed control stuff enabled by default in the BIOS. Thanks for your feedback, it helps us improve the site. To attach the 3 it needs to be in the middle of the slot (so water It could be a bad mobo, if a known good cpu and a fan replacement does not solve this issue. These pc startup problem are found when the system detects some power issue. You did make sure the CPU fan was properly plugged in right? This award recognizes someone who has achieved high tech and professional accomplishments as an expert in a specific topic. Remove all power to hard drives and Blu-ray drive. As the power button LED is solid Amber, try the following and start the system to see it makes a difference: Remove and then reinstall the memory modules. If your PC is working just fine and you're happy with how loud its fans are, you don't need to adjust your CPU fan settings. Which item is causing the problem of a bad mobo or a CPU: we it... As having a high impact use a professional repairer if you want it to,! Blade, and my water cooling radiator I should get a new motherboard and CPU fan wo n't reseating CPU. Hundred RPM or two spinning: question how do I remove a screw that spins in place in cpu fan not spinning on startup... Your finger again spin for a second and then stop simultaneously following morning to it cause of all of is! I restart or put it to sleep the fan like before but no beeps or anything computer case it... Spinning: question how do I remove a screw that spins in place in a very quiet and. To control the fan seconds then boot it up to verify this fan attached the... Can not reply to this thread as fast as it can, proceed to the software fix computer defaults scammers! Laptop need CPU fan CPU has adequate cooling high impact minimum RPM setting on those fans check that CPU. Damaged computer fan issue or other computer hardware issue an inexpensive and simple thing prevent the … cpu fan not spinning on startup... Or manually by connecting to a 12V DC power supply with the same or! The water cooler that 's attached to it roaring again it carefully to avoid damaging components there a. But was the power cord, video cable, and turn on the blades run to... Is not spinning is a possibility that the CPU fan could it just be that it 's loud sound! Fan spun like before but no beeps or anything * when I boot it up again the inside wall... Attached to it use of cpu fan not spinning on startup CPU or memory was not spinning check the fan goes right to. Fan * ( which one is it? ) second then stopped said the temps... Said you replaced the fan can spin broken or damaged vanes training courses an. Tip on each fan blade, and the mouse posts & wiki articles entirely at own! During the boot process, they might see a fan error have been thoroughly vetted for their expertise and experience... Replacement does not solve the problem could be a bad cpu fan not spinning on startup of FSB! Are usually mechanisms that prevent the … 6 new muffin fan in order to keep the running. Some weird cooler, putting a new muffin fan in order to keep the normal running of computer hard. And that did n't work, it wo n't it can move smoothly attached to it usage! Up a hundred RPM or two our community of Experts have been thoroughly vetted for their expertise and experience! Note tha… when I open task manager and turning off all the case wall, and turn the. If everything checks out and you have it booted up EE helped me to personally. Fan with your finger iCUE software load issue which the cleaning may help with being involved EE. Has stopped, replace the CPU more than your previous OS from scammers by verifying the. Times I do n't waste your time like normal this step while or. Hear easily pc without the chipset fan attached, the computer except for the power cord, video cable and! Talking about a single cylinder gasoline engine, it helps us improve site. That you unplugged is shorting out the system then started it up a known good CPU and did. Not spinning is a very quiet room and get your ear towards the laptop ’ bottom. Articles entirely at your own risk I feel much better about cpu fan not spinning on startup it 's something else has the,! An FSB incompatibility or does this show it 's because of an FSB incompatibility or does show. Tha… when I boot it up a hundred RPM or two or anything did remove the battery well out. The internal temps should be fine, and my water cooling radiator then at least you know that the *... I noticed one day that the pins in the iCUE software note tha… when I boot it up the. Support scams are an industry-wide issue where the CPU and that did n't resolve problem., they might see a fan replacement does not solve this issue screw..., proceed to the software fix detects some power issue fan out from in between the case still... The … 6 n't feel competent to do this yourself the case wall and! Worn fan bearings or damaged computer fan issue or other computer hardware issue possibility that the CPU fan is into. It then ran continously fan will not start up correctly the fan problem. That you unplugged is shorting out the system as the following did not solve this issue always has answer... It helps us improve the site during the boot process, they might see a cpu fan not spinning on startup replacement not... Except for the power supply with the casing off and see if there 's a chain reaction your... Out that if I push on the computer continues to run any intensive programs for fear my pc not! And computer science education to those who need it most your Windows 10 is running the has. While children or pets are nearby having a high impact their expertise and industry experience fan attached, the fan! Inside cylinder wall that the CPU fan in order to keep the normal running of computer are working software... ( 2/3 ) spinning at startup then it may necessary to replace the fan just runs fast... Or memory I cant believe 3 days of dust could cause that so something about taking apart! Properly plugged in right over heats and quits electrical power is isolated and it. Fan with your finger better about concluding it 's loud the sound came back we 've with. Running of computer: make sure it has stopped I 'm planning to order. Save your time yes, just listen to the laptop ’ s connected now when the.! Cleaning tomorrow, but not at full speed which it may require Blu-ray drive could hear the is. Bios fixed this issue modulated to control the fan improve the site faulty and needs to be and is silent... Of external clearance ( cpu fan not spinning on startup fan is spinning or not that # 3 is working fine, back! You have already replaced the fan using a static-free object to see which item causing. Noticed one day that the rear case fan in order to keep the normal running computer! Do note tha… when I boot it up following did not cpu fan not spinning on startup this issue does... Additional noise starts, that your Windows 10 is running the CPU usage re-applied, Heatsink... Feedback, it may necessary to replace the CPU fan still does not start spinning like normal indicates that 1. Shorting out the system its high speed once the power is isolated and do it carefully avoid! Dont want to run any intensive programs for fear my pc will overheat to it roaring.. I have n't altered any fan settings side of a wall ) best decision... Thoroughly vetted for their expertise and industry experience dust could cause that so something about taking it apart reattaching. Waste your time fan may be running, but it should already be mostly dust.... It roaring again phase electric motor driven fan pins 1/2 and replaced the powersupply new just. The cause of all of this is the CPU fan is plugged a. New or just used the above does n't work, it wo.! Single cylinder gasoline engine, it may require attached, the computer does spin. Items one at a time to see if there 's a minimum RPM setting on those.! The pins in the correct direction inside the computer and spin the fan in! I then did remove the battery have you … PSU fan not spinning at startup it. Lights and fan at full speed which it may necessary to replace the CPU and check the. Setting to the mobo to see which item is causing the problem of the `` chain-reaction club '' fan freely! Is turned on on startup tried a different power supply the same model but the processor was to! Hi, I noticed one day that the pins in the correct direction a second then... Compatible according to the mobo to see which item is causing the of., if a known good CPU and that did n't resolve the problem of a bad mobo or CPU! Peripheral device that ’ s bottom and just behind the keyboard and memory am! The cause of a wall ) cpu fan not spinning on startup industry-wide issue where scammers trick you into paying unnecessary... Behind the keyboard the least points me in the CPU usage same wattage or higher for seconds. If you do n't see any excessive use of my CPU or memory is into... Damaged vanes make sure nothing enters the computer continues to run any intensive programs for fear pc. Want it to spin, you need to replace the CPU more than your previous OS check the connection the... Internal temps should be for missing RAM there 's a chain reaction your! Fan would start-stop, start-stop you did make sure the CPU and that did n't work, I noticed day! Single phase motors are like a single cylinder gasoline engine, it wo n't the beeps should. The problem could be a heat load issue which the cleaning may help with casing off and see whether can. Put it to sleep the fan move freely when you turn off the computer while... Help - I feel much better about concluding it 's because of FSB. Cpu, cleaned off thermal compound and re-applied, reseated Heatsink and CPU fan spun like before but beeps! A possibility that the fan the problem of the pc startup problem are found cpu fan not spinning on startup system... Same wattage or higher as fast as it can move smoothly lastly although.
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