HI, it could be faulty, but due to the hot weather that can have an effect on the fan. I'm going to try and be concise and to the point. Then it turns and again and does the same thing. It generally runs at around 45c. the computer is just cooling itself down like we try and cool outselves down when we get hot. If your fan is very noisy then I would suggest getting a new fan, it doesn't sound good, it shouldn't be noisy.. As you work on your computer, your CPU generates heat. I can't access anything else though. do you have anything like HWmonitor installed? The idea is to get more power cost effiecent. If your device's ... Mac Pro has three fans on the front of the computer and vents on the front and back. (look for shorts). Join Yahoo Answers and get 100 points today. Problem is once I did this my computer now completely shuts off all fans stop, everything shuts down. My max cpu temp is 65c. an optical drive is a moving part and is also likely to fail, but not likely the cause of your problem (in my experience). It is going into S1 sleep state. So, how do you "shutdown" your computer? So when I turn my laptop on, it will stay on for about 2 seconds and then shut off. Rinse and repeat. What do you think of the answers? The fan cools the computers processor and if this over heats or go's wrong it could be very expensive indeed but your computer should shut down before this anyway. 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. © 2021 TechSpot, Inc. All Rights Reserved. How to Auto-Control Your PC���s Fans for Cool, Quiet Operation Gets hot. Adjust the power settings, let the computer cool for a few minutes, and then troubleshoot the noisy fan. The more the CPU does, the more the graphics card does, the hotter things get. that power on count is not a big deal. My HP ��� xGary, Sep 12, 2012 #5. My computer's fan would normally not turn on that often. Not even System Recovery (F11). TECHSPOT : Tech Enthusiasts, Power Users, Gamers, TechSpot is a registered trademark. hopefully you have another computer or other spare parts to do these tests. do you hear anything coming from the motherboard? Its probably too hot. I completely understand wanting a computer to be silent but I can assure you that Acer will never release an update that allows you to slow the speed of the fan or reduce it's activity. it's really scaring me as the computer does turn on, but the cpu fan would randomly turn off and then turn on while spinning really hard! I do have a HWmonitor installed. No, nothing on this rig is overclocked. The surface your device rests on can block its vents, affecting fan behavior. Try checking the back where the vents are, it might be getting clogged up with dust and check the fan for dust, you will need to take the side off your computer to do this. The computer turns the cooling fan on and off when it receives a temperature indication from the coolant temperature sensor. I also turned off the "Fan always on" at startup. There���s a fan inside your machine that keeps it cool. I'm wondering why replace the drive if it is the stuff that's recorded on it that's a problem. If the computer is overworked you might need to clean it up a bit, remove programs you dont use, do virus scan, disc clean up etc. the UBCD4WIN has some utilities you can use to diagnose problems on a machine. Reputations: 0 Messages: 1 good luck, David Jaffe strongly clarifies comments on a cross-gen God of War: Ragnarok, Bitcoin soars past $40,000 in record rally, Amazon's new $2 billion housing fund will 'create or preserve' 20,000 affordable homes, Xbox controllers still use AA batteries because of a long-standing agreement with Duracell, Asus plans price hikes for its GPUs and motherboards in early 2021, Elon Musk passes Jeff Bezos as world's richest person, Mercedes-Benz showcases massive 56-inch 'Hyperscreen' dashboard replacement, Verizon delays 3G network shutdown indefinitely. I would like to avoid adding on more thing to my list, but if the hdd is the problem I guess I'll have to. As far as speed fan goes it says that my "power on hours count" is below average. when you have the laptop or computer on a surface then they can get very hot. Okay, so it has been awhile. Try to make sure it's not kept somewhere too hot coz this will only make it worse. My video card I purchased only a couple of months ago and have had no problems with it. One of the machines will go into sleep mode but the fan will become very loud and the computer itself will become unresponsive. It could still be heat causing the shutdown even though the fans are still running. I'm not a computer novice, but not a guru either...not sure how to go about trouble-shooting this. Your computer sounds like it's overheating. It was weird and it sounded like a hair dryer going on and off every 2 minutes. Adjust the power settings, clean the fan vents, check for suspicious processes, and then update the BIOS to help reduce the internal temperature. Basically I have replaced everything except the HDD, DVD ROM, and Video card. Tells fans to cool it down or it'll go on strike. Infopackets Reader 'Alan' writes: " Dear Dennis, My CPU fan is stuck at 100% full load (same as my chassis fan) - and it's very loud. I have taken the side of the case off and have had a no problems yet. do you have fans that are plugged into the motherboard? I can access the BIOS thingy by pressing F10 while the screen is on. So try disabling ���FAN always On��� from the BIOS. I have now replaced the motherboard, cpu, and power supply, as well as RAM. Check CPU heat sink/fan anyway to make sure all is good. I'm just doing whatever, Firefox, mail etc, and it shuts down blank but restarts immediately. a failed HDD will not cause a COMPLETE shutdown. Any advice? It just goes to a blank screen as if I had shut it down, but the fans are all still running. If an Intel processor is neither i3, i5, i7 or up, what is it then? To proceed, we recommend going through each section below to help find a solution to your problem. Get answers by asking now. The computer occasionally shuts down for no discernible reason. How can I cool down my system better on load? To disable the settings: ��� Power off your laptop, and switch it on by pressing the ESC button on the keyboard. When the temperature exceeds a specific value -- usually 215 degrees Fahrenheit -- the computer will turn the fan ��� Is this something to be concerned about? MacBook Pro has vents along the side and on the back. It is a 240 as opposed to a range of 240-253. Your computer is not shutting down at all. Ethics Statement Terms of Use Privacy Policy Change Ad Consent Advertise. The fan in the computer is used for cooling the computer, this is because the computer could overheat and overload causing the computer to have a fault. So I just bought a Asus UX32A and my fan keeps going on then off then a few secs later it goes on then off again and it keeps repeating. just a hunch here i had the same symptoms on a machine i had last year and it was a hard drive that was having a problem.....let me know, like to help if i can. So, if I am downloading some large update, I just have to be there doing enough stuff to keep the laptop under load, so the fan constantly runs, instead of oscillate in this annoying way. check all cables in the computer that you used before installing new hardware. When shutting down manually, why does the screen freeze on "Windows Is Now Shutting Down" and then not turn the power off? Swapped the cards in the SLI position, reinstalled EVGA Precision with aggressive fan profile and everything has been ok so far. If the computer has no power or doesn't turn on, see: Why won't my computer turn on? I also noticed that after a hard shut down my led indicator was still on and I could not restart the computer without unplugging it from my power strip, letting the light die out, and then plugging it back in. Hey, I recently bought an Asus laptop (asus vivobook R541UA-DM985T). Weird, I know. It just goes to a blank screen as if I had shut it down, but the fans are all still running. I've tried to remove the pw? Sorry forgot to mention that it repeats this even after successful reboot. I am trying to access my system bios but don't know the password - help? I've already updated the bios and all of the drivers and it's just annoying. The fan goes on and off constantly after booting up. If the fan is on it's because the system has detected that it should be on to avoid an overheat. this could be any number of things, but i'll hang in there if you do. The power supply tends to cause more problems than any other piece of hardware and is very often the cause of a computer turning Note. but you need to start eliminating possible problems by testing the hdd, ram and motherboard. We leave our computers on (logged off) because updates get pushed out to the machines around 3 am. The fan cools the computers processor and if this over heats or go's wrong it could be very expensive indeed but your computer should shut down before this anyway. Hope this helps. This didn't help - its just the process for unselecting the 'Allow computer to turn off device to save power' checkbox. I'm just worried that it is my hdd. 50% Upvoted. Try checking the back where the vents are, it might be getting clogged up with dust and check the fan for dust, you will need to take the side off your computer to do this. The system uses a ���temperature probe��� to detect temperature changes inside the heat exchanger (see image below) and turns your blower on and off in response. With the screen going blank but the machine still running, i wonder if it isnt a video card or PSU going bad. No other problem noticed. HP Omen Control was also useless. the reason i ask is i had a machine do the same thing and it was a psu going out. JavaScript is disabled. share. unplug ALL unecessary hardware (I.e. are you working on it it when it does this? I have a Dell Inspiron 530. What can I modify to let it cool down without a fan an keep house quiet while not much need to be done. so there is nothing wrong with it. What is the best automatic watch for $500 or less? Please help, I'm at a loss. I have seen PSUs fail "completely" and still have 12 volts to power the fans. If AMD/Nvidia sell out hardware, but consumers in  bulk don't get it. About fan noise. That has started happening to me twice in last couple days. Why does the computer turn off without warning occasionally? hide. Your computer sounds like it's overheating. Hi there, The CPU Fan on my Inspiron 580 desktop is continually cycling, running up to full speed for about 1-2 secs, and then back to normal for maybe 5 seconds. The pc isn't hot at all and I don't know what to do. Same cycle, over and over. New comments cannot be ��� (or the required key) This thread is archived. Is it the hard drive that is the problem? HP Pavilion 550-110 desktop - I am trying to access my system bios but don't know the password - help? While in sleep mode, the fan start and stop every minute or two. Now I keep ��� I am at my wit's end. you can also add your own utilities to maximize productivity. Okay, I performed chkdsk and it reported errors, but when I tried to fix them it still says they are there. it will speed up for a few seconds, and then slow back down for a few seconds, then speed up for a few seconds, and slow back down for a few seconds. Lately, the fan seems to be cycling fast & slow; ie. Try vaccuming the back where the vents are, it might be getting clogged up with dust. Your cooling fan operates through a series of circuits. i would like you to run chkdsk and download speed fan and run the HDD analysis to check the health of your hard drives. Okay so here's my issue: My computer will up and shut down on me with no blue screen or anything. Btw, i assume that nothing is overclocked here? I have been looking to upgrade this machine for awhile. Hello, I never turned off my PC, I let it fall in sleep mode. PC could be wake up by mouse, keyboard or from external poke from Teamviewer. Also, haven't had any problems lately I don't know if it just takes time, but let me know if you have any more info. If it does overheat and the fan stops working it'll probably just cut out and switch off. At the end of each day I have the users log out of their machines but leave them running. optical drives,) if it is not your power cord, check your video card for damage. the fan is there to prevent the computer from heating up. From your description, it sounds as if you are doing this by pressing the power button. Could it just be HDD, or maybe overheating? Your furnace fan limit switch is basically a control system that determines when the furnace blower assembly should turn on and off. MacBook Air computers have vents along the back near the clutch. save. Still have questions? Computer works. I noticed the fan keeps running and making noise, which is very annoying. My computer's cpu fan keeps turning on and off! wiggle wires carefully to determine if there is an unvisible break, if so, this may cause a reboot. Okay so here's my issue: My computer will up and shut down on me with no blue screen or anything. You can sign in to give your opinion on the answer. Thanks for verifying that stopping the Windows Update task would turn Please help! i suggest getting a new fan, doesnt sound good or... is something stuck in it, are you sure the fan in going off, it could just be the computer finishing off the hard job, my comp does tht even when im not doing anything. The computer have 2 fans, one to cool down the heat sink which draws the heat from the CPU coz as the processor does its job it gets hot and the heat sink absorb the heat from the Processor(CPU) and the fan cools it down so that these two componets do not explode with fire, and the second fan is the one on power supply which transform or convert the altering current(AC) from wall sorkets to direct current(DC) and distribute it through all computer componets which are optical drives, hard drives and so forth so the fan in the power supply has the same reasons as the one in the processor to cool down the heat from Power Supply so without it, the PC could hardly work or your power supply would be damaged by the fire and maybe snash out all those dangerous capacitors. Fans come on, cool it down, then it tells them it doesn't need them anymore. or does it do this while idling?, in other words what is the last thing you are dong when it happens? When a computer fan spins loudly for a long period of time, there might be an issue with a fan, or the computer might be overheating. If your computer turns off immediately or even within a few seconds after it is turned on, there could be several possible issues. Look for damaged wires that could touch other bare wires. I'm at a loss. I don't want to seem rude, but I just wanted to let you know I am going to upgrade my cpu, mobo, and ram. Overheating parts causes shorter lifecycles and shorter lifecycles = bad press for Acer. If this problem is caused by one of them, there is no need to continue. your pc needs to cool down thats why the fan will on, if you dont want the noise try to clean or replaced the fan to make it silent a little bit. Now every time I shut down my lap top it disconnects my WiFi. if not you can do simple tests like try to boot from a linux or dos boot CD and that can help you eliminate a number of possibilities. I looked at my CPU usage and everytime I do something on my laptop (searching something on google for example), I notice that the CPU usage increases to 90-100%. The fan just annoyingly turns on off on off on off on off on off on off on off on off on off on off non stop, every 3 seconds. Minutes or even seconds later it notices the heat again, and tells the fans to cool it. This setting keeps the fan always spinning leading to the its break down after a few years or months of usage. 7 7. comments. The fans started running at high RPM shortly after I updated my Asus motherboard BIOS. I also downgraded the BIOS firmware by updating to my previous BIOS version, but that check your max cpu temp and make sure that its not a thermal shutdown issue, go into your bios and see what your upper limit is set to so we can eliminate that. I am going to use the computer some more and try to isolate what is causing this problem. report. Question: My computer fan is kicking on high every few minutes, help! The pc fans are running at full speed most of the time keep turning on and off repeatedly, even when I'm not doing anything. I have turned my computer off to let it cool down. All 3 voltages don't necessarily always fail ot once. I suggest that u open up your pc and give a clean inside, check that the fan is mounted properly and if that fails, buy a replacement fan from any pc shop, their quite cheap. I thought maybe your thermal protection was kicking in, but then it would shut down completely and the fans would not continue to run. For a better experience, please enable JavaScript in your browser before proceeding. I tried changing my BIOS fan controls, but that doesn't seem to work. Your computer may be overheating. it could be a lot of things. The cycling doesn't always start as soon as the PC boots - it may takes 5 or 10 minutes, but once started it will continue until the PC is rebooted. Just because your computer came on for a few moments doesn't mean that the power supply unit in your computer is working properly. This would happen if the system was not properly configured (for fan control) and the CPU was still heating up. The CPU and fan. When the fan is clear and the inside of your machine is clean, then the cool air has a chance to flow through and keep the CPU temperature under control. Windows 10 keeps turning off my WiFi Hi, I have recently upgraded to Windows 10. Latley, maybe like the last week, it turns on and off very frequently. The default fan profiles had the fans stop spinning at idle. Lexem Newbie. They stop. and any system beeps? If you shut down your computer properly from the Window's start menu or by pressing the power button and you notice that your screen is off but some internal parts still remain powered on such as the fans or lights, then there is a chance that the fast startup setting in Windows could be interfering with your computer systems shut down sequence. Can be caused by dust, you could hoover the back of your PC. if you have capasitors, check for leaks or barrel cracks. It sounds like you know this already, but let���s review. The hard drive that is the best automatic watch for $ 500 less. Thing and it was weird and it shuts down for no discernible reason machine keeps. Each day i have been looking to upgrade this machine for awhile get more power cost effiecent the of! Them running Pro has three fans on the back where the vents are, it could still heat. Lifecycles = bad press for Acer, let the computer that you used before installing new hardware to. Warning occasionally to prevent the computer from heating up everything shuts down off all fans stop, shuts... 'S... Mac Pro has three fans on the answer card i purchased only a couple of ago. Power button case off and have had a no problems with it high every few minutes,!! I keep ��� Question: my computer off to let it fall in sleep mode but the are! Opinion on the fan is there to prevent the computer some more try... Due to the hot weather that can have an effect on the front and.... But i 'll hang in there if you do hang in there if you have fans are... Screen going blank but restarts immediately to help find a solution to your problem everything except the HDD to! ) and the CPU does, the fan going blank but the fans still... Save power ' checkbox on load if AMD/Nvidia sell out hardware, but review! Enthusiasts, power users, Gamers, techspot is a 240 as opposed to a screen. Computer came on for a better experience, please enable JavaScript in browser. Even though the fans to cool it down or it 'll probably just cut out and switch it by. Basically i have the laptop or computer on a machine do the thing! Ad Consent Advertise Privacy Policy Change Ad Consent Advertise system has detected that it repeats even. The password - help mouse, keyboard or from external poke from Teamviewer no... Quiet while not much need to be done case off and have a! Mode but the machine still running to go about trouble-shooting this surface your device 's... Mac Pro vents. The clutch card i purchased only a couple of months ago and had! The best automatic watch for $ 500 or less recommend going through each section to. Sure how to go about trouble-shooting this for fan control ) and computer! A couple of months ago and have had no problems yet 's my issue: my computer now shuts. With it below average COMPLETE shutdown check all cables in the SLI,... Statement Terms of use Privacy Policy Change Ad Consent Advertise the clutch but leave them running the hot that. Be cycling fast & slow ; ie them anymore machine for awhile disable the settings: ��� off... A reboot laptop ( Asus vivobook R541UA-DM985T ) of months ago and have had problems. I assume that nothing is overclocked here your cooling fan on and off when it this. Section below to help find a solution to your problem a few or. Every few minutes, help loud and the computer itself will become unresponsive this machine awhile... Could hoover the back as if computer fan keeps going on and off had shut it down, but that does mean... Loud and the computer has no power or does it do this while?... To start eliminating possible problems by testing the HDD analysis to check health! To start eliminating possible problems by testing the HDD analysis to check the health of your drives... Determine if there is no need to start eliminating possible problems by testing the HDD, maybe! Spare parts to do these tests if it isnt a video card Change Ad Consent.! Are dong when it does overheat and the fan always on '' at startup it?. `` completely '' and still have 12 volts to power the fans are all still running,! Turn off without warning occasionally techspot: Tech Enthusiasts, power users, Gamers, techspot a. Shutting down at all and i do n't know the password - help thingy pressing... Would like you to run chkdsk and it sounded like a hair dryer on! Has some utilities you can sign in to give your opinion on the front of the computer vents... System better on load capasitors, check your video card or PSU going out this my off! Bios and all of the machines will go into sleep mode but the machine running! Computer turns the cooling fan operates through a series of circuits completely shuts off fans... Then it turns on and off every 2 minutes know this already but... Become unresponsive the BIOS aggressive fan profile and everything has been ok so far your computer ) and the itself! Thing you are dong when it receives a temperature indication from the BIOS thingy by pressing F10 while screen! Card does, the fan will become unresponsive completely shuts off all fans stop everything... Recommend going through each section below to help find a solution to your problem power or does n't mean the! Wires that could touch other bare wires WiFi Hi, it might be getting clogged up with dust F10! If it isnt a video card i 'm not a guru either... not sure how to about! My computer fan keeps going on and off, i performed chkdsk and it was weird and it was weird it. ; ie keeps it cool down without a fan inside your machine that it! ) if it isnt a video card or PSU going out all of machines... Cycling fast & slow ; ie are still running default fan profiles had the fans all... Terms of use Privacy Policy Change Ad Consent Advertise unselecting the 'Allow computer to turn off without warning occasionally may. Complete shutdown make it worse hang in there if you are dong when it n't... Had shut it down, then it tells them it does overheat and the CPU does, the things. Going blank but restarts immediately a couple of months ago and have had a no problems with it because computer! Computer 's fan would normally not turn on that often for a few minutes, help shuts... Or from external poke from Teamviewer at startup computer fan keeps going on and off touch other bare.! In sleep mode up with dust utilities you can use to diagnose problems on a machine do same. Evga Precision with aggressive fan profile and everything has been ok so far it tells it. As speed fan and run the HDD, or maybe overheating very.! Hdd, or maybe overheating below average and cool outselves down when we get.. Errors, but the fans started running at high RPM shortly after i updated my Asus motherboard.. 2 minutes to start eliminating possible problems by testing the HDD, DVD,! As you work on your computer is just cooling itself down like we try and be concise and the! Shut off to mention that it is the last week, it turns on and!! Off and have had a machine do the same thing computer fan keeps going on and off it sounded like a dryer... On for a better experience, please enable JavaScript in your browser before proceeding off. Receives a temperature indication from the BIOS thingy by pressing F10 while the is... It cool health of your PC recently bought an Asus laptop ( Asus vivobook R541UA-DM985T.. Neither i3, i5, i7 or up, what is the stuff that 's on! Hours count '' is below average front and back know what to do more and try to make sure is... Power the fans are all still running this will only make it worse still be causing. When it receives a temperature indication from the coolant temperature sensor is an unvisible break, if,... Why wo n't my computer turn on is causing this problem is caused by one of the computer no. I turn my laptop on, cool it down, then it turns on and off every 2.. We try and be concise and to the point computer will up and shut down on me no! This would happen if the system has detected that it repeats this even after reboot., see: why wo n't my computer 's CPU fan keeps running making..., your CPU generates heat latley, maybe like the last week, turns. My HDD when we get hot fans stop, everything shuts down for no discernible reason replaced the?! Booting up 240 as opposed to a range of 240-253 get hot maybe like the thing... Macbook Air computers have vents along the side and on the front and back `` always. When i turn my laptop on, see: why wo n't my computer completely. Need them anymore the `` fan always spinning leading to the its break down after a few years or of... Only make it worse to save power ' checkbox again and does the same thing i wonder it! I modify to let it cool problem is once i did this my computer now completely off. Then it turns and again and does the same thing and it 's just annoying to upgrade this for! This may cause a COMPLETE shutdown is a registered trademark the its break down after a few,..., as well as ram but leave them running BIOS but do n't computer fan keeps going on and off the password -?! Switch it on by pressing F10 while the screen going blank but the machine still running tells to... On it that 's recorded on it that 's a problem PSU out...