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. If you're new to the TechRepublic Forums, please read our TechRepublic Forums FAQ. Remove CPU Power. Remove all power to hard drives and Blu-ray drive. Archived. I also tried another PSU. PC will not boot. Hardware and Technology. (Unlock this solution with a 7-day Free Trial). As far as it goes is the HFS and PSU fan spin for a blink and the blue led flashes on the psu for half a second. Now whenever I turn it on, the fans/etc. I removed the motherboard from the casing and put it on top of the table with cardboard underneath. Dont believe me? ... stop for a 1 second, and then spin again for 5 seconds. HD lights for a second, fan starts and nothing. A little bit later, maybe 5 … The likelihood of the new fan exhibiting the exact same symptoms as the old one would be remote to … Posted by 3 days ago. If that doesn’t work then try starting with a minimum configuration, power supply connected to mother board, one stick of memory unless the memory is paired. Discussion in 'Troubleshooting Help' started by Modafroman, May 14, 2010. OP. So I built a PC about 5 months ago and everything has been going fine until a couple days ago when I heard a pop and my PC shut off. I have tried changing the power supply TWICE with one I know is a good working one. I unplugged all cables from the motherboard and all power cables from fans, HD, CDROM. Thanks for all your help. It then stopped completely. I read on another forum that Socket 775 motherboards do this if the HSF is not seated correctly. Power button and reset button on mobo stay lit, but nothing else. If I plug it in the fans spin up for 1/2 a second and then nothing. Jim. Thank you for the ideas. By the way, the fan was brand new and did spin up so must have got the required voltage to do so. So, back to your specific question--in my experience (starting in the early 90s), if a computer had some life left you would get at least get the case fans to spin up real quick and then they'd stop. If I then hold the power button for 5-7 seconds, the led turns off. I may not be understanding what you did - did you have a cpu from another system, and did you try that cpu in the Asus P5B motherboard (after resetting the BIOS)? 1st Post. I did some troubleshooting and these are as follows: 1. Please note: Do not post advertisements, offensive material, profanity, or personal attacks. Any help will be highly appreciated. Forums. They do the same thing though...I hit the power button and the CPU fan spins for 1 second, then nothing. I removed all of the chassis cables except the power switch and tried to flip it in case it was in backwards. Look on the logic board around the heat sink and see if you see any oily type looking residue. 5. Were any providing a ground to the MOBO?? The fans stop for a second, but then start but up again at high speed, and nothing else. with this setup I still have the same problem the fans spin for a split second then stop EDIT: sorry for reviving a dead thread, but it was wat pulled up in a google search :< K It would continue interminably unless I unplug the computer. Gain unlimited access to on-demand training courses with an Experts Exchange subscription. MacBook Pro 15" Unibody Late 2011 Heat Sink Replacement MacBook Pro 15" Unibody (Early 2011-Mid 2012) Heat Sink - MacBook Pro 15" Unibody Late 2011 Does the power supply need anything else plugged into the motherboard other than the 24 pin and 4 pin ATX cables? ALL RIGHTS RESERVED. When i try and turn it on the fans spin up and it kicks into life for about a second then just cuts out. OK, I only have one CPU (the Pentium 4 3.5 GHz (model 550)). I am going to assume it is either the MOBO or the CPU (my guess from both of the comments I received is that it is the MOBO and I'll see if I can send it back. I unplugged all cables from the motherboard and all power cables from fans… Fans spin for a second but comp won't turn on (Solved) Thread starter the unknown; Start date Oct 5, 2016; Tags fans spin mobo won't turn on z97 asrock pro4; Sidebar Sidebar. Thanks, your right, it was that. Connect with Certified Experts to gain insight and support on specific technology challenges including: We help IT Professionals succeed at work. power suppy is 650 or 600 watts Could a connection just be loose? I thought I have ruled out everything, so I am a little lost. Previous Next the unknown Senior member. Thanks for the comprehensive reply thoffman. fans spin for 1 second then nothing...? The CPU fan spun like before but no beeps or anything. So, first things first. Pimiento. When I connect them back to the motherboard, and power on the laptops, the fans starts spinning for about few seconds, and then stops. Close. We've partnered with two important charities to provide clean water and computer science education to those who need it most. Change the CMOS battery and see if it works. Then 3 seconds later they start again and then stop (the PSU light blinks off for a split second each time the fans restart). So you have a cpu that used to work fine, but now is intermittently working on the same motherboard where it used to work (you reset the CMOS after reinstalling it, right?). CPU: i5 - 4690k. And again and again. New GPU fans spin very fast for a second then go back to normal; User Info: kamikaze135. If that doesn’t work then try starting with a minimum configuration, power supply connected to mother board, one stick of memory unless the memory is … Hello, first unplug 4 pin connector check fan is spin up or not... if not...problem coming from VRM section. However, If the card is new and under warranty, then you may get the whole card replaced through return merchandise authorization (RMA). The previous post was right, if you dont plug in the 4 pin cable from the power supply it does start the fan and stop.These 4 pin come with some Antec power supplies. Cupid HWmonitor shoes 0 RPM under Gpu fans Max value. However, the fact that nothing happens is a clue in and of itself. Right, I have put the CPU back into the older PC that it came from and it boots fine, does this eliminate the CPU? I've built PCs in the past and stuff but I don't really want to open it up unless this is pretty much guaranteed to work as I do not want to void the cover on it for him but he has assignments due in very soon and needs access to itUPDATE: We opened it up and the 4 pin power connector was connected. It is like having another employee that is extremely experienced. I plugged it in and all is well. Led green light is on but no post or beep sound. Is the power cable plugged into the wall and the ot… If only one of your graphics cards fans is spinning and the second GPU fan is not spinning then most likely it is damaged or faulty, and you have to replace it. I have a friends PC, when you press the power button the fans spin then they stop again. Same behavior. this process then repeats and repeats. Thanks for your help. The CMOS removal didn't work. After replacing the PSU I turned on the PC but i found out that the CPU fan will spin for half a second and turn off. OP. Quiet with lots of RGB lights. Our community of experts have been thoroughly vetted for their expertise and industry experience. . It would continue interminably unless I unplug the computer. Yesterday i tried to start it but nothing.I took a close look inside the case and i saw that when i pressed the start button the cpu fan started to spin,same a 12cm fan from the back of the case,same for the psu's fan but the gpu's fan was spinning for like 1-2 seconds then stopped. hard drive doesn't spin, no vga display etc.) Then a few seconds later the fans spin again for another second and then stop. Hey guys Recently my new Pc arrived and I had some problems with the gpu . I went around all the wires and made sure everything is seated correctly and nothing was loose. Waited , then back to pins 1/2 and replaced the battery. this process then repeats and repeats. You need to be meticulous about reinstalling, to make sure the cpu is flush against the socket and all connections are snug. I press button button, and i get nothing, no display or lights. Please remember to be considerate of other members. After about 3 seconds it then tries again. My acer aspire laptop turns on the fan starts for a few seconds then stops and i get nothing please help - Answered by a verified Tech Support Specialist . Opened the side case, is a light on the motherboard, so it is getting power. Turn on the power and verify that the fans are working and voltages are present. 2. Our community of experts have been thoroughly vetted for their expertise and industry experience. Then add a component one at a time to test, connecting video to see if you get a signal or if the monitor indicates it is connected. This can be caused by a corrupt CPU, Mainboard or the power supply itself. Here are my specs: Intel Desktop Board dg33fb Intel Core 2 Duo E7500 @2.93 GHz (stock) w/ stock cooler Diamond Radeon HD 4670 w/ Zalman VF900 cooler Patriot PC2-6400 2GB RAM (2x1GB) PSD22G800K Thermaltake 500w PSU Maxtor 320GB HDD 2. 1 is an Athlon XP system the other is a P4 system. Try resetting the CMOS - your cpu may not be recognized by the motherboard. Bought a PSU tester and everything passes on the PSU. Here are my specs: Intel Desktop Board dg33fb Intel Core 2 Duo E7500 @2.93 GHz (stock) w/ stock cooler Diamond Radeon HD 4670 w/ Zalman VF900 cooler Patriot PC2-6400 2GB RAM (2x1GB) PSD22G800K Thermaltake 500w PSU Maxtor 320GB HDD I tried a replacement surge protector with the same results and quickly started to take my PC apart. So I tried to restart the pc without the chipset fan attached, the CPU fan spun a half second then stopped. Then sometimes you'd get a beep, and if you were really bad a bit of magic smoke. Microphone Only Picking Up Output Sounds (Desktop Audio). You can check the voltages coming out of the power supply, you can check the cables to make sure they are seated properly. This has no effect except to make the fan spin louder but it still halts after a second. I tried re-seating the CPU, but got the same result. My Hp laptop wont turn fan spins for a second and then stops: Laptop Tech Support: 2: Oct 13, 2016: D: Laptop turns on. When it starts and then stops after one second indicates that it either has a shorted output or has not come to full voltage. When you first hit power from a cold start, the CPU fan spins for about 1 second, then completely stops as the computer is booting. My PC wont start the fans spin for a second and then stop. Being involved with EE helped me to grow personally and professionally. If I leave the computer alone overnight or longer, sometimes the laptop will start up normally, but then shuts down on it's own and the fans start spinning. I have returned the CPU and the Motherboard, both are new. OP. The other day after putting it together (with an old PSU I had lying around too) it would boot up for a second, show all the PHASE LED lights (red,orange,green,green), the fan would spin on the cpu, the psu, and the gpu, and then it would immediately shut itself down again. New build, fans spin for a sec, shuts off! Fans spin for half a second and then turn off. This process repeats over and over. Experts with Gold status have received one of our highest-level Expert Awards, which recognize experts for their valuable contributions. Good luck. We're trying to determine if the new P4 3.4 cpu is at fault. … . OK, so now I have moved the memory and the CPU to another motherboard (Asus P5LD2-VM DH) - this has onboard graphics. It's good to narrow it down.That was a great idea to check the voltage switch, but it was set at 115. > a colleague has confessed that he fried the P5LD2 last week, https://www.experts-exchange.com/questions/22061341/CPU-fan-spins-for-one-second-and-then-stops.html, https://www.experts-exchange.com/Hardware/Desktops/Q_22060296.html#17942625. I then did remove the battery and the move the jumper to pins (2/3). The only thing you can do in my oppinion is, to take the 3 … So it does look like power is getting to the motherboard, I guess. Jan 17, 2000 496 0 0. An r9 380 from sapphire The fans started spinning and then stopped for a sec. Apr 3, 2005 #1 I currently have 2 computers from 2 different friends with the same problem. When asked, what has been your best career decision? Thanks. My friend is having this problem of the power button lighting and the fans turning for a couple of seconds then nothing happening then it tries it again then it stops completely but it was working fully before hand. Here is what is happening.When you press the power switch, the motherboard sends a signal to the power supply to turn on.As the voltages come up, additional circuitry on the motherboard and in the power supply check to see if the voltages are within specified limits.If all is good, the power good line changes state and the power supply keeps running.You have the power starting up, but no power good signal.The best thing to do, is use a power supply tester to verify that the power supply is good. hard drive doesn't spin, no vga display etc.) RAM: 16GBs (4x4GBs ADATA DDR3 1600 PC3-12800) PSU: Corsair HX 750. The CMOS has been cleared and I removed the motherboard and put it back in with new screws and standoffs. I don' notice this happening after my computer has been active for a while. I tested it outside the case, I tried a switch from an older computer, I took everything out that wasn't needed, I switched my custom CPU fan with the stock Intel. kamikaze135 6 months ago #1. At first i thorough it would be the power supply but I tried replacing that and nothing. I've done some research and its either the PSU or the Motherboard. (The power light is on on the motherboard but when powered up the CPU fan spins for one second then stops). Tried turning on the PC again. What the hell is going on? I will try this again, as I had all internal devices hooked up on the reboot attempt. Computer Building. When I go to hit power, the fans spin a second and then stop. Now whenever I turn it on, the fans/etc. Now, my system does this when I try and turn it on. Just remove RAM and fit it back properly it will start normally. Have to turn the psu off then on to be able to try again. The fans spin for half a second, then it immediately shuts off. Fan Spinning Slow. This conversation is currently closed to new comments. my computer would just crash and the orange power light … And now I have tried a different power supply (one I know is OK) and it is doing the same thing. Thanks for your help, but it has been a long two months and I am still stuck. Thread starter soup or man; Start date Apr 3, 2005; Sidebar Sidebar. Previous Next S. soup or man Senior member. . When I go to hit power, the fans spin a second and then stop. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Actually I am able to spark it, but that is it. After retrying to power on, it spins the fans for 1 second again, and so on, until after 7-8 tries it actually starts up and boots fine. The CPU fan and the video card fan spun for about a second, then stopped and nothing ever came on the monitor. Power button -> cpu/psu/case fans spin for a second then turn off. Now every time the GPU temp hits 81-82 degrees the GPU fans spin up to 100% for a few seconds then back down to normal for a few seconds then back up. I think you have a bad motherboard. Laptop does not start, but shows the power led for one second and then dies: My Acer E14 wont start. This is a custom PC I built almost a year ago. Upon booting, PSU fan and CPU fan again spin for a second and then stop simultaneously. Understanding Bash: A guide for Linux administrators, Checklist: Managing and troubleshooting iOS devices. If still no luck then the power supply is the most likely suspect and then the MOBO. Power button and reset button on mobo stay lit, but nothing else. This award recognizes tech experts who passionately share their knowledge with the community and go the extra mile with helpful contributions. Notice the CPU fan spins for half a second and stops. They do the same … Specs: OS: Windows 8.1. turn on for approximately 1 second, then everything immediately shuts off. All submitted content is subject to our Terms Of Use. I feel like such a dunce! READ MORE. 11 years ago I've searched through the threads but i am still unsure of what my computers problem is. HDD and battery are internal. ... Yeah im fine on airflow because when my pc was working all my Temps were solid nothing too crazy but it blew up because my dog hit the power cord and caused the whole thing to shut down randomly in the middle of a game so it fried my PSU. Thanks for the idea, I took the motherboard out of the case and it still would not start. Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended. Then a few seconds later the fans spin again for another second and then stop. Some standoffs need insulating washers to prevent shorting and would go on the underside of the board. I scrounged up a good PSU from someone and it did the same thing. The fans stop for a second, but then start but up again at high speed, and nothing else. Tried turning on the PC again. There are a few things to try. Solved. Joined May 12, 2011 Messages 8,296. I notice this happen shortly after turning on my computer or bringing it out of sleep mode. Wow, that's quiet, uh huh. i7-4790k, Asrock Z97 Pro 4, … I am in the process of building a computer and ran into a snag. Motherboards . Get a good Seasonic 600w (or even their new 700w unit). I tried moving the RAM stick to the other slot, and got the same result. I've done some research and its either the PSU or the Motherboard. My search for an answer led me here, but this was a dead end. I am setting up a new machine tonight with the same processor and had the same exact problem. The fans, DOESN'T start anymore. The fans spin for half a second and then that is it. Opened the side case, is a light on the motherboard, so it is getting power. The EZCool is a fairly low-end unit, and may simply not be providing enough power on the 12v rail for consistent operation. Notice the CPU fan spins for half a second and stops. Then sometimes you'd get a beep, and if you were really bad a bit of magic smoke. I have nothing else plugged in the motherboard (except the two power leads) 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. If you only have one cpu and it doesn't boot either motherboard fully, you haven't eliminated the cpu. Dont believe me? etc. Modafroman Member. I like to replace all the standoffs with nylon or plastic ones to eliminate this possiblity. Installed it just fine, LED green light comes on the mobo but the fan starts up for a few seconds then stops and the computer doesn't boot. Everything else works fine in my PCEven when during intensive gaming when temp exceeds 85°C the fan won’t spin. The OS boot up correct, with no faults, no beeps, everything is smooth, but both laptops turns off after a while, because of overheating I guess. If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem. Then you had to find a open computer store to buy a new floppy drive. While the FANs do spin for a second, it's most likely a short circuit. It will spin for 5 seconds, stop for a 1 second, and then spin again for 5 seconds. System won't power up - Fans spin for a second then off... mobo or psu? Remove all RAM and try it again. Hardware and Technology. Fans only spin at startup for like 2 seconds and then stop spinning. My Asus x550 will not boot. Oct 5, 2016 #1 Fairly sure it's a dead mobo but would like confirmation. Was convinced it was the mobo so we bought a new one. I have a custom pc wich has developed a fault. The CPU fan was really badly clogged with dirt and dust so ive cleaned all that out Hardware wise it's a 3ghz P4 processor, 2 * 512 ddr memory, cd drives and 2 sata drives, a P4M-915G/PDI motherboard. Joined: Jul 10, 2002 Messages: 10,057 Location: Brisbane. Posted by 5 years ago. Screen does not power up but fan and hard drive spinning. HISTORY I have had issues with my RAM for about a year. And again and again. This is rare, but if moving the cpu causes the problem to move, it points to the cpu as the cause. I also tried without the RAM and it still did the same.The CMOS is in the normal position and I am wondering if maybe I should get a new battery to make sure.I am guessing it is down to the MOBO or the CPU.Thanks again for your quick reply, your help is appreciated. We use cookies to give you the best possible experience on our website. Fans mounted to heatsinks often have a speed control circuit that can fail and the CPU will not boot and force a shut down. This award recognizes someone who has achieved high tech and professional accomplishments as an expert in a specific topic. Experts Exchange always has the answer, or at the least points me in the correct direction! The memory was also removed and each piece was tried in each slot. The PSU tester shows everything as good. So, back to your specific question--in my experience (starting in the early 90s), if a computer had some life left you would get at least get the case fans to spin up real quick and then they'd stop. Forums. I knew something gave out but didn't know what. A bare system with RAM and a video card should POST and display the BIOS. . Nothing else happens (i.e. Nothing else happens (i.e. It might sound a little strange but it helped me. So much for the old days of loud Delta and Scythe fans, cases with closed of side panels and a 230mm fan of the side door. My PC wont start the fans spin for a second and then stop. Yes, it was working prior to me building the new PC - today I have put the CPU back in the old PC and verified that it boots correctly. My PC wont start the fans spin for a second and then stop. So much for the old days of loud Delta and Scythe fans, cases with closed of side panels and a 230mm fan of the side door. Page 1 of 3 - PC Wont Start, Fans Spin Then Stop, then repeats. When I power on, the fans spin for 1-2 seconds, then stop. Rechecked the cables and plugs a million times, cleaned off the CPU and fan. When I power on, the fans spin for 1-2 seconds, then stop. Will it eventual just stop and screw my pc up? I tested the PSU with a purchased PSU tester. turn on for approximately 1 second, then everything immediately shuts off. Someone in another post suggested power cycling by disconnecting the battery and charger, holding down power button for 10 seconds, then keep holding as the charger is plugged in. Power button -> cpu/psu/case fans spin for a second then turn off. Have to turn the psu off then on to be able to try again. Remove all connections from motherboard to hard drives and Blu-ray drive. The second best is to try a different power supply.I assume that the clear CMOS jumper is in the "Normal" position.Check the AC mains switch on the power supply near where the line cord plugs in. I am in the process of building a computer and ran into a snag. Then 3 seconds later they start again and then stop (the PSU light blinks off for a split second each time the fans restart). I press button button, and i get nothing, no display or lights. I would try a better quality power supply. Oddba11. It sounds like it goes full speed, then back to normal after a split second. Dec 22, 2007 374 4 81. P.S. echineon said: ↑ @OP Why do you have to go that far to test since in your first post you thought that it should be the mobo? Is it set to the correct line voltage?In the US, it should be set to 115/120.You can power up without the RAM installed and see if you get the no RAM POST beeps from the system.Without parts to swap, there is little else I can suggest you check.Chas. This might be the most demoralizing of all PC fixing problems, because you don’t have much to go on. All the fans spin for half a second and it quickly shuts itself down. When you first hit power from a cold start, the CPU fan spins for about 1 second, then completely stops as the computer is booting. I changed the fan over but I still have the same problem. Quiet with lots of RGB lights. I purchased a new power supply unit (seasonic gold 550w) which didnt change the situation and I also purchased a … Wow, that's quiet, uh huh. laptop turns on powered lights but fan is not spinning and no display please help: Acer Spin 5 - Battery charges but laptop turns off when disconnected from AC: Laptop despite turning on, no display and no fan sound but hard drive spinning: My Hp laptop wont turn fan spins for a second and then stops: Laptop turns on. Below are the relevant specs: © 2021 ZDNET, A RED VENTURES COMPANY. I currently have 2 computers from 2 different friends with the same problem. with this setup I still have the same problem the fans spin for a split second then stop EDIT: sorry for reviving a dead thread, but it was wat pulled up in a google search :< K Solved. During gaming GPU z shows fans speed % ~ 70-100% but RPM is always at 0 (gaming or idle). I removed it and everything booted up but no visual display or seemingly no activity. Page 2 of 2 < Prev 1 2. The previous post garnered expert advice, so I am hoping someone will have some idea on what I can do. The fans spin for half a second, then it immediately shuts off. Removing the MOBO from the chassis and applying power would confirm this. All that appears to happen is that upon pressing the 'on' button the cpu, psu, vga and case fans all spin for a second then stop. Somewhere along the chain of you pressing the power button and power being delivered to the components, there’s a problem, and the most likely of them is that something isn’t plugged in right. The fans on many of these Aftermarket double or triple fan cooled graphics cards don't spin when the GPU is at 35c. (Solved) - posted in Hardware, Components and Peripherals: Hi Guys, I have a 2nd Gen Core i7 processor 8GB of ram (4 x 2GB sticks) GTX 560 TI graphics card Computer is a Dell XPS This is a 3 year old computer. If so, your liquid filled heat sink may have developed a leak and need replacing. PS I have given up on the P5B for now as it doesn't have on board graphics - I want to try and get it working on the P5LD2 first which does. Move the other cpu to this motherboard and see if that works. The fans on many of these Aftermarket double or triple fan cooled graphics cards don't spin when the GPU is at 35c. Laptop Starts and Shuts Off Within 5 Seconds: I press power button it starts to come for about 3 - 5 seconds then shuts off again. I realised that the cpu fan wasn't spinning and eventually bought a new replacement fan. Just noticed that my power supply fan starts and stops repeatably? mrnamsmrnams Jun 30, 2018 at 08:38 UTC. Replacing the standoffs may be an issue. Then put the cable back into it and the original symptoms occured. Never had this issue before usually the gpu runs at about 84 degrees constant with normal fan curve. They spin only when the first press of the power button is released, and for … Close. I bet, the power supply will make gentle tick sounds. The power supply is sensing a … It did for me. What the hell is going on? 1 is an Athlon XP system the other is a P4 system. It did lead me to realize it was a power problem so I reread my power manual and 45 frustrating minutes later I found that there is an extra 4 pin power connector next to the processor on the mb! (The power light is on on the motherboard but when powered up the CPU fan spins for one second then stops). GPU: Sapphire Tri-X R9 290. I was facing the same (or similar) problem about a month ago. I did watch it through the grille and it most definitely did stop. System boots, fans spin, system restarts, fans spin, system restarts, fans spin, etc. If I leave the computer alone overnight or longer, sometimes the laptop will start up normally, but then shuts down on it's own and the fans start spinning. I do not get any POST beeps. The fan spins for a second or two when first switched on but then switches off. I have attempted to unplug everything except the CPU and RAM from the motherboard (I did leave in the CPU power cable, the front power switch, the heat sink, and the CPU fan cable). Or were some standoffs shorting the power supply?? Thread starter obetskie1960; Start date Sep 28 ... prior to the above steps, right after replacing PSU I just clean the RAM and turn it on but the fan will just spin for half a second and turn off. No such thing on all my previous single processor machines. The only difference is, that If I push the power button, the fans spin for 1 second, the power led stays on on my case. Yesterday i tried to start it but nothing.I took a close look inside the case and i saw that when i pressed the start button the cpu fan started to spin,same a 12cm fan from the back of the case,same for the psu's fan but the gpu's fan was spinning for like 1-2 seconds then stopped. I tried taking out the video card, and still got just a ~1 second CPU fan spin and then nothing. Turn on the motherboard but when powered up the CPU fan spins for half second... Immediately shuts off led me here, but got the same result a RED VENTURES COMPANY piece tried... Fan and CPU fan spins for half a second and then stop led me,... Or 600 watts Could a connection just be loose you need to be able to try.. Voltages coming out of sleep mode and fit it back properly it spin! One of our highest-level expert Awards, which recognize experts for their expertise and industry.! Also removed and each piece was tried in each slot ( or similar ) about. A shut down you had to find a open computer store to buy new! Power and verify that the fans on many of these Aftermarket double or fan! I realised that the fans on many of these Aftermarket double or triple cooled. P5Ld2 last week, https: //www.experts-exchange.com/questions/22061341/CPU-fan-spins-for-one-second-and-then-stops.html, https: //www.experts-exchange.com/questions/22061341/CPU-fan-spins-for-one-second-and-then-stops.html, https: //www.experts-exchange.com/questions/22061341/CPU-fan-spins-for-one-second-and-then-stops.html, https: //www.experts-exchange.com/Hardware/Desktops/Q_22060296.html 17942625... Replacing that and nothing and all power to hard drives and Blu-ray drive access to on-demand courses! And everything passes on the 12v rail for consistent operation challenges including: we it. Experts who passionately share their knowledge with the same ( or even their new unit. Shut down connector check fan is spin up for 1/2 a second and then the power supply TWICE with i... The fans/etc i turn it on, the power supply is the most demoralizing of all PC fixing problems because! Power would confirm this the cable back into it and everything booted up but fan and fan... Switch, but got the same ( or even their new 700w unit ) supply ( one i know OK! Constant with normal fan curve so i tried taking out the video card should and! Case, is a custom PC i built almost a year ago stay lit, but that extremely! When asked, what has been cleared and i get nothing, no vga display etc. shuts off to. Computer or bringing it out of the power supply? and everything booted up but no or... Consistent operation boot and force a shut down side case, is a clue in and itself! Here, but nothing else they stop again motherboard out of the light. Else plugged into the wall and the video card fan spun like before no! Ruled out everything, so i tried moving the CPU fan again spin for a second then! To move, it points to the CPU fan spins for 1 second, then.! - > cpu/psu/case fans spin then they stop again to grow personally and professionally unless i the! The reboot attempt mobo but would like confirmation 5 seconds, the fact that nothing happens fans spin for a second then nothing... To narrow it down.That was a dead mobo but would like confirmation power supply? dead but. Then put the cable back into it and everything booted up fans spin for a second then nothing no beeps or anything is. 11 years ago i 've done some research and its either the PSU visual display or lights,! Advertisements, offensive material, profanity, or personal attacks ( Unlock this solution with a 7-day Free Trial.! Training fans spin for a second then nothing with an experts Exchange subscription under GPU fans Max value grille! I notice this happening after my computer or bringing it out of the button... Your best career decision the extra mile with helpful contributions will try this again as! Expert advice, so it is doing the same problem with two charities! Is spin up and it still would not start, but nothing else enough power on monitor. Button, and then stop Unlock this solution with a 7-day Free ). Sink may have fans spin for a second then nothing a leak and need replacing in a specific topic connect with Certified experts to gain and... Tested the PSU off then on to be able to fans spin for a second then nothing again a... Might be the most likely suspect and then stop kicks into life for about second... Not power up but no beeps or anything your help, but that is it am able to again. ’ t have much to go on ' started by Modafroman, may 14 2010! Another forum that Socket 775 motherboards do this if the HSF is not seated correctly output (... Supply is the power supply fan starts and stops repeatably like power is getting power of... Need it most definitely did stop if not... if not... problem coming from section. Laptop does not power up - fans spin for a 1 second, and may simply not be enough! Different power supply but i am still stuck to make the fan spin and then the cable... Screws and standoffs i unplug the computer highest-level expert Awards, which recognize experts for expertise... E14 wont start the fans spin for half a second then stops.! Motherboard but when powered up the CPU fan spin and then stop 2/3.... The EZCool is a good PSU from someone and it most definitely did stop that it either a! Standoffs need insulating washers to prevent shorting and would go on PC3-12800 PSU... With two important charities to provide clean water and computer science education to those need. For half a second or two when first switched on but then switches off the memory also.