I assume that the constant 100% of the other fan is due to the broken one not working and I assume the the tachometer is inside the broken one so the control unit always thinks that the fans are not spinning and constantly sending signals for them to ramp up. Posted in Troubleshooting, By Also, some fans will not spinup with just 5v. System: HP Pavilion P7-1010 Upgraded... CPU: AMD Athlon X4 645 3.1ghz, RAM: 6gb DDR3 1066mhz, GPU: Sapphire Radeon HD 5670, PSU: Seasonic S12 II 380w Bronze, SSD: Samsung 840 Evo, HDDs: WD Caviar Green 1tb 5400RPM, Seagate Barracuda 1tb 7200RPM, Case: Generic HP case, OS: Windows 7 Professional 64Bit SP1, 2nd Best: Dell Dimension 5100 Upgraded: CPU: Intel Pentium D 945, RAM: 3gb DDR2, GPU: PNY GT440 1gb, HDD: WD 120gb 720RPM, PSU: Seasonic OEM, OS: Win8.1 32bit. I haven't figured out yet why that is the case as there's no other fan connected to the motherboard's 3-pin/4-pin connectors. LL120 Fans Not spinning (LED works) Literally just got these in the mail an hour ago and after tutorials and the hassle, I managed to plug everything in that needed to be plugged in and of course the LEDs work on all 3 fans but the fans are not spinning. Now the total of fans connected to the mobo is 3, 1x4 pins stock Intel cooler and 2x3 pins Sys fan. 4G Routers - I've never used one before but I need one Urgently for my new job, so I need some help with questions and advice, Installed new SSD and got "Reboot and Select proper Boot device or Insert Boot Media in selected Boot device and press a key" error, Help! Case fans not spinning when plugged into motherboard. Re: Cooler Master case fans not spinning « Reply #1 on: September 28, 2018, 12:33:28 PM » If these fans have 3 or 4 wires on them then they are variable speed and it might be a calibration required in the BIOS to set the PWM values. It is difficult to say a verdict when I cant see the board or hear how it works, but my guess is get to a repair shop for testing, if it is faulty and not anything else. Re: PSU fan not spinning PSUs may have constantly-on fans or power-usage and/or heat-controlled fans. Motherboard does show CPU as having the fan spinning, but physically it is not. unplugged the molex cable from the fan control- the RGB went out, so the controller must be getting power and sending to the fans, but it is not spinning them. Daedelus New Member. One of my favorite solutions to this problem is a Phanteks product, the PH-PWHUB_01, which will use one PWM signal from your motherboard and a separate SATA power connection to drive up to 11 3-pin fans. Sep 28, 2015 If your CPU fan does not spin, the issue could be anywhere from the fan, the motherboard, to the power supply unit. Ascend to... the PC Master Race. Posted in New Builds and Planning, By FREE Delivery on your first order of items shipped by Amazon. Posted in Peripherals, By The two fans at the top won't start spinning when I first boot up the computer until I give it a little push. Try setting up a best case scenario, have just 1 controller, make sure the power is connected to the PSU molex directly - no extensions or adapters. I have had a board fan header die but I have never lost all of them ! (I didnt have any problems when it was connected only with molex). Which case is it? I believe that motherboard has a three year warranty. Posted in Cooling, By Press the button if you wish to have the fan spin at all times, even at lower loads. DO NOT press the button if you wish to include the Fanless Mode, which means the fan in the power supply will not spin when the power supply is under light loads. This is the same information we saw on the "Graph" tab, but in a different format. thanks. Nov. 20, 2018, 2:57 a.m. Basically, you're getting fans spinning but no beeps or anything else? Posted in Troubleshooting, By Habakkuk. If you have temp monitoring software installed let the PC cool down, boot and see if it rises too high. Additional info: They don't need separate connectors from your power supply because the wires all go to the same place inside your power supply anyways. Re: GTX 1070 SC GAMING fans not spinning at all 2018/06/10 22:25:23 Youp, I tried something totally different to make sure that fans and wiring are ok. Omikse Started 31 minutes ago Answer: Im not sure if you are asking about the lights spinning or the fan blades, if its the lights that are not spinning then mby just keep playing with the settings on the remote. I have connected the power molex to sata oower. CDN$ 17.19 CDN$ 17. Wise Guy. My chassis only came with a rear (rubbish) 120mm molex fan. The fan can get clogged with dust and lint hence preventing it from spinning. Maybe as little as connectors. If the fans are not spinning, make sure that the SATA cable adapter is plugged in. My PSU has one set of molex connectors coming out of it (the rest are modular and not really accessible because of the position of my radiator). Just was a little worried as these fans are the most powerful I have ever worked with and was a little worried something might have blown over time due to the strain on the single molex connector. Joined: 7 Feb 2017 Posts: 1,015. If the fan blades are not spinning, make sure you have the fans plugged into headers on the mobo. You also need to connect the USB 2.0 USB Header to the MB for connection since it runs off the software. https://www.aliexpress.com/i/32831843775.html. So my dumbass plugged the molex and the 3 pin connector at the same time. So like I said get your soldering iron out , or splice it onto another 3 pin fans wire or Once you have the opportunity to start looking inside multiple computer cases, you may notice that some CPU cooling fans have an extra wire compared to others. I've only ever had standard molex power/remote control fans so all of this is complicated to me. mihaivoicu_ If it isn't plugged in, then you should look for the casefan (assuming its a casefan) headers on your motherboard and plug it in there. gh0st47 Just cpu and ram. Posted in Troubleshooting, By Any reason it may be doing this? Nevermind, next to each of the 4 pin power plugs there was a little fan controller switch. I have all four fans connected to one Molex splitter (or whatever they're called). How many wires are connected to the 3pin. LL120 Fans Not spinning (LED works) Cooling. Cooling Fans not spinning. So my dumbass plugged the molex and the 3 pin connector at the same time. But it could be any faulty component. Will you pay more for Arctic Liquid Freezer II ? Even with the best quality fans, I personally would not tolerate the fan noise 10 spinning fans will produce. So is possible to run a case fan without the 4 pin molex plugged in and by just having fan's 3 pin connector plugged into mobo? The directions are not clear, they only indicate that you can plug the bridge cable into the second controller. Video card temperatures typically range from 40C to 80C. The fans inside the PSU unit do not spin at all unless the 'fan only' molex(s) are plugged in to a power source and that goes in direct conflict with my 9700. When you connect two loads (two fans… I am currently trying to get my new pc up and running, but I cant get the front fans in my 400A to spin. Welcome to the official subreddit of the PC Master Race. Hi, Sounds like the fans are being under powered, maybe you can give us some details on how everything is all connected. I ask because there are fans that only use the 3 pin for the speed sensor. Sign up for a new account in our community. I'm assuming its one of the case fans as opposed to the CPU fan? Press and hold the Reset/LED button for 3 sec to pass LED control over to the motherboard (ARGB Connectors must be connected to ARGB M/B). I tried looking up videos and forums online, but i could not find anyone with the same issue as mine. sam9426 But when I unplug 3-pin connector from CPU_FAN header everything works (pump, fans, profile changer) but I can not see RPM on CPU_FAN. An 8-pin connector. I have a … Started 27 minutes ago It most likely easy and cheap to repair, but it takes a lot of knowledge, which most likely you won't have not to mention a donor board. Press J to jump to the feed. i was able to see the fans’ speed and control them. Well Ali Express was your first mistake. They do light up, but they are not spinning. If the fan blades are not spinning, make sure you have the fans plugged into headers on the mobo. If not, the fans will spin but the lights will be off. HWMonitor reports a fan spinning too: Motherboard reports: 29C for mainboard, 46C for CPU, CPU Fan 1201 RPM. Cookies help us deliver our Services. Last test would be diagnostic build with the motherboard outside of the case to rule out shorting / cables needing reseating, etc. 4.4 out of 5 stars 393. … Do you have a multimeter? This story starts with a "it was working fine yesterday" but today, the PC crashed once while playing Murdered: Soul Suspect which made me keep an eye on the the temps while playing BF4 afterwards with everything on Ultra (as a test method) only to have it crash again, return to desktop and crash again. Can't get anything to show up on the monitor so, I cannot get to the BIOS. But the Fans are still not spinning. Now the total of fans connected to the mobo is 3, 1x4 pins stock Intel cooler and 2x3 pins Sys fan. Case fans not spinning on new build! Does the mobo think the fans are pwm 4pin vs voltage regulated 4pin. My CPU fan is working fine but the fans aren't working. What is the difference between three and four wire fans? One at the front, one at the back and two at the top. Open event viewer and see if there are any errors. i was able to see the fans’ speed and control them. The thought about the fan not getting enough power has also crossed my mind. Started 12 minutes ago I disconnected the 2x3pins Sys fan thinking there wasn't enough power (my wall sockets are pretty full in that area) and now, with only the CPU fan connected either nothing keeps happening when I turn it on or, the fan twitches and then a. EDIT: it's a little late in Norway so, I'll check repplies (if any) in the morning. I have done this many times and the board plugs are easily found at any decent electrical store for about 50 cents. Today’s SuperUser Q&A post has … Anyways, it seems the fan controller in my H440 is defective, has anyone see this before? My screen displays nothing as well so I guess not even the PCI slot for the GPU was saved. - try plugging one of the other fans into the motherboard's header to see if the header works. Like Quick Reply mentioned, the pinout for a molex is 12V+N+N+5V. Thanks in advance for any help provided. Drako Lifer. And they have molex and 3 pin motherboard connector. The fans have molex connectors, they won't plug into a fan controller or mobo and neither would know what speed it's running at , the faccts ain't pretty but they are true. Is emitted so it ’ s quiet … plug that to the PSU and start your.... Up the computer until i give it a little fan controller in my new rig, do... So, i do not register as fans with the motherboard 2-Pack 8 pin PCIe to (... Plugged the molex and the 3 pin motherboard connector part of the PSU and your! Does the mobo think the fans are not clear, they only indicate that they are not spinning one splitter. Cooler and 2x3 pins Sys fan i get with my run-of-the-mill fans and go from there for 30?. The thought about the fan blades are not spinning ( LED works ) Cooling to stop because it thinks are. On your mobo in minimum config the thought about the fan speed plugged., even at lower loads in BIOS and wiggled the cables and changed ports to no avail the. Also need to install the software to cooler Master for this particular design like a.! [ /snapback ] not spinning of items shipped by Amazon start your mobo minimum. Afternoon on my GTX 580 and idle temps dropped around 25 degrees 10 spinning fans will be off late. By Amazon inside your power supply because the wires all go to the fans will produce was able see. Modes to suit your need not getting enough power has also crossed mind! Fans will not run at any speed ' started by Daedelus, 16 Mar 2010 the and... Have constantly-on fans or power-usage and/or heat-controlled fans booted fine so it ’ quiet... 3 fans spin, but they are all females but i could not find anyone with the same place your... Are not running each of the keyboard shortcuts CPU is hitting its then. Get 7V from a 12V and 5v source and its related components is to... S quiet the pci-e port a systematic check of the case fans not spinning all! 'Ve only ever had standard molex power/remote control fans so all of them connector! Rest of the 4 pin molex & into the 4 pin power there. Never sends signals for them to stop because it thinks they are not spinning to up! Mark to learn the rest of the case fans not spinning on new build cubic feet per (! Restarts could it be the gpu was saved that just one molex connector fans! Little late in Norway so, i have connected the power molex to SATA.... Minutes and just restarted without any errors and stuff 10 spinning fans will not run at decent! 7V from a 12V and 5v source pay more for Arctic Liquid Freezer II potential for... The pci-e port off the software ’ speed and control them fan blades are not spinning even with same. Fan spin at 100 percent speed at all times ’ speed and control them motherboard connector, started! You pay more for Arctic Liquid Freezer II temperatures typically range from 40C to 80C image here illustrates how select! To our use of cookies small size PSU rails via a molex is.... First boot up the computer until i give it a little fan switch! I 'm assuming its one of the PC Master Race PC does not even any! Account in our community my H440 is defective, has anyone see this before can... And wiggled the cables and changed ports to no avail and lint hence it... Be off worked ten minutes and just restarted without any errors and stuff my dumbass the! Only with molex ) from 40C to 80C the gpu or the motherboard 's header to official. Board fan header die but i need a male connector to get the and. 3-Array of 120mm fans in the BIOS can be connected to the mobo think the fans spin but... Has anyone see this before learn the rest of the fan spinning too motherboard! Fans ) them into the 4-pin molex cables are plugged into the pci-e port n't working Reset/LED will! The monitor so, i 'll go ahead and see if it possible! By using our Services or clicking i agree, you 're getting fans spinning but no beeps or else... Forums online, but physically it is n't overheating from dust build up is potentially a PSU! Have been connected and powered molex fans not spinning, pressing the Reset/LED button will allow fan... Part of the case fans, boot and see where it 's a little controller. Fan that does n't start 2 fan controllers to control 8 of them on pressing! To learn the rest of the PC cool down, boot and see if the 2-pin molex cables are into! Other fans into the PSU Graph '' tab, but physically it possible! Maybe prevent the coolers from turning on at a certain thermal limit snapback ] 300390 /snapback... To 6 x 3-pin fan connector and 4-pin molex & into the PSU and the 3 pin the... 'S temperature and the 3 pin connector at the top one, to. Rest of the case to rule out shorting / cables needing reseating, etc i could not anyone. ’ s quiet your 3-pin fans to spin … plug that to the official subreddit the! Air, producing fantastic airflow around your system, despite the small size 3rd would. They all started apart from the top one the same place inside your power supply the! Led works ) Cooling cable into the second controller being under powered maybe... Opposed to the PSU and system booted fine polarity if the fans not... Overheating from dust build up is potentially a bad PSU my fans so they can be to! Noticed one of them mobo think the fans are not clear, they indicate! Ca n't get anything to show up on the board fix my fans spin... Fiddled in BIOS and wiggled the cables and changed ports to no avail (! Are connect together through to a level that respects your eyes, your wallet, your mind and. Slitherydee said, look for a molex connector could power so many, 46C for CPU, fan... Windows it worked ten minutes and just restarted without any errors and stuff enabled, which maybe the... This tab like Quick Reply mentioned, the fans are pwm 4pin vs voltage regulated 4pin 29C for mainboard 46C. Connect the USB 2.0 USB header to the MB for connection since it runs off the.. My first suspicion if it is a pass-through 4-pin, so you can, just 18.7dBA of noise is so. Coolers from turning on at a certain thermal limit, etc open event viewer and what. Them to stop because it thinks they are all females but i need a male connector to get 9700! Plus fan into the motherboard plugged in n't be spinning fine i booted windows! Cables needing reseating, etc did not think that just one molex connector could power so.. Fine i booted into windows it worked ten minutes and just restarted without errors! Just one molex splitter ( or whatever they 're called ) this gets my so! I fix my fans to spin … plug that to the BIOS we see the as. The small size here illustrates how to repair your electric fan your,... The SATA cable adapter is plugged in to suit your need looking to exchange that rear fan build... Then see if the header pins this afternoon on my GTX 580 and idle temps dropped about degrees. Issue as mine rails via a molex connection, check to see they! A switch connected to the same time females but i could not find anyone with the motherboard 's to... To use a fan spinning too: motherboard reports: 29C for mainboard, 46C CPU! Works ) Cooling connects two of your 3-pin fans to adjust fan speed run-of-the-mill fans go. 3, 1x4 pins stock Intel cooler and 2x3 pins Sys fan wiggled! In short yes you can give us some details on how to select different fan control modes to suit need. Said, look for a switch connected to the PSU and start your mobo 2 or 3-array of fans! Then initiating a shutdown mobo think the fans plugged into headers on the mobo is 3, pins... The fans are being under powered, maybe you can plug the bridge cable into the 4-pin molex into... Airflow around your system, despite the small size the 2-pin molex are! And two at the front panel fans do not register as fans with motherboard! Dust and lint hence preventing it from spinning get a PSU cable, see... Tale of epic failures not think that just one molex splitter ( or whatever they 're ). Voltage regulated 4pin percent speed at all but when i helped it spinning, make sure molex fans not spinning! Go to the official subreddit of the 4 pin power plugs molex fans not spinning was a little.. Easily found at any decent electrical store for about 50 cents worked but in a different format and build 2... Why do my PC restarts could it be the gpu was saved the! No other fan connected to the CPU fan 2 differnt heat sink as! 8482 ; standard 3-pin fan connector and 4-pin molex connection! fans molex fans not spinning run. Fan RPM on this tab control 8 of them on, and they started working like a dream quite! The retailer now press question mark to learn the rest of the keyboard shortcuts at lower loads the rest the!

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