They are connect together through to a Molex into the psu. Does the mobo think the fans are pwm 4pin vs voltage regulated 4pin. I thought it was fine i booted into windows it worked ten minutes and just restarted without any errors and stuff. Or it could even be a software issue. As SlitheryDee said, look for a switch connected to the fans to adjust fan speed. Cable Matters 2-Pack 8 Pin PCIe to Molex (2X) Power Cable 4 Inches. I think I'll go ahead and see what temps I get with my run-of-the-mill fans and go from there. The fan's LED is connected in parallel* to the fan motor, so it could light up even if the motor is broken and/or won't spin. Open event viewer and see if there are any errors. So like I said get your soldering iron out , or splice it onto another 3 pin fans wire or Posted in Troubleshooting, By Sign up for a new account in our community. In this subreddit, we celebrate and promote the ultimate gaming and working platform. 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 you post a pic. Thread starter ... How many other fans are in your system, were they all spinning, and do you have a mid or full size case? Most Radeon graphics cards run … I'm assuming its one of the case fans as opposed to the CPU fan? Have tried 2 differnt heat sink fans as well as all the fan connectors on the board. From that set I am powering my fan controller and 7 120mm fans, 3 HHDs and 1 SSD, and my X20 750 pump, 2 … 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. i was able to see the fans’ speed and control them. Also, some fans will not spinup with just 5v. 1 Jun 2018 at 07:22 #2. My screen displays nothing as well so I guess not even the PCI slot for the GPU was saved. I ask because there are fans that only use the 3 pin for the speed sensor. 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. Any reason it may be doing this? All fans seem to be spinning perfectly fine. Started 8 minutes ago If yes, check if the power goes through the header pins. It would seem your CPU is hitting its t-max then initiating a shutdown. If the fan blades are not spinning, make sure you have the fans plugged into headers on the mobo. hope this helps. If not, you'd have to use a fan controller to adjust the fan speed. Reverse polarity if the LED doesnt light but the motor starts to spin the fan then you would know that this is the cause. If you have temp monitoring software installed let the PC cool down, boot and see if it rises too high. thanks. Nov. 20, 2018, 2:57 a.m. You also need to connect the USB 2.0 USB Header to the MB for connection since it runs off the software. MATREXX 50 - DEEPCOOL is dedicated to provide the best Laptop Cooler,CPU coolers, Computer Chassis and PC Power Supply. A non-working fan could be something as simple as collected dust catching a fan blade, to a lose connection, to malfunctioning control circuitry. Joined: 7 May 2009 Posts: 253 Likes Received: 12. 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. Started 12 minutes ago Should I buy 2080ti for 700$ or keep waiting for 30 series? PC starts up but CPU fan doesn't spin and nothing shows up on the monitor whether I try my GPU or the onboard graphics. - try plugging one of the other fans into the motherboard's header to see if the header works. I have connected the power molex to sata oower. LL120 Fans Not spinning (LED works) Cooling. I tried plugging the four-pin side of the bridge cable into the first controller, and the micro-USB side of the bridge cable into the second controller. The wires going into the fan can also get in the way of the fan blades and prevent it from spinning (these fans don’t have a lot of torque). A systematic check of the fan and its related components is necessary to determine the problem and the proper resolution. Anyways, it seems the fan controller in my H440 is defective, has anyone see this before? Press question mark to learn the rest of the keyboard shortcuts. There are a number of potential reasons for this problem, including mechanical as well as electrical. 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. Why does my XFX graphics card run hot, or why are my fans not spinning? 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). If it doesn't turn freely, try WD-40, or just replace it. Posted in Troubleshooting, By Motherboard does show CPU as having the fan spinning, but physically it is not. System Fans Not Spinning - posted in Computers & components: Fans: Noctua S12A-FLX (1.44W/0.12A) Motherboard: H97-D3H Rest: Not relevant don't ask Basically my fans aren't spinning up. Standard 3-pin fan connector and 4-pin Molex connector for fans you want to spin at 100 percent speed at all times. Posted in New Builds and Planning, By Spinning at 4000RPM, just 18.7dBA of noise is emitted so it’s quiet. Is my new (1 week old) mobo fried? Now, confirm that the pump (the thing sitting on top of the CPU) is connected to the CPU FAN pin on the MOBO. Posted in Troubleshooting, By What is the difference between three and four wire fans? Started 1 minute ago I would connect one fan to a PSU cable, then see if they spin. Started 4 minutes ago EDIT: it's a little late in Norway so, I'll check repplies (if any) in the morning. Daedelus New Member. Despa.cosmin21 Now, it's got 4 fans. I am not keen to take the card apart in case I break it and invalidate any warranty. Thank you. So my dumbass plugged the molex and the 3 pin connector at the same time. They don't need separate connectors from your power supply because the wires all go to the same place inside your power supply anyways. Double check and make sure they are correct. thanks. Any reason why the 3rd fan wouldn't be spinning? Well Ali Express was your first mistake. I did not think that just one molex connector could power so many. gh0st47 The thought about the fan not getting enough power has also crossed my mind. Joined: 7 Feb 2017 Posts: 1,015. https://www.aliexpress.com/i/32831843775.html. So my question is how do i fix my fans so they can be connected only by the 3 pin without the molex thanks! Posted in Linux, macOS and Everything Not-Windows, Linus Media Group They do light up, but they are not spinning. If it is possible those beeps are post codes find by your motherboard what your beeping code means. A simple fix for your fan that doesn't start. Hey everyone. Guys, In my new rig, I have 17 fans (:D) and 2 fan controllers to control 8 of them. 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. If not, the fans will spin but the lights will be off. 2 Pack 4-Pin Molex to 3 x 3 Pin / 4 Pin PMW 12V PC Case Fan Power Adapter Cable, 3-Pin / 4-Pin (PWM Connector) to Molex Computer Cooler Cooling Fan Splitter Y Power, Molex-3Pin/4Pin Cable Splitter. Started 22 minutes ago Posted in Peripherals, By I plugged it through the mini 4pin > molex adapter and they started working like a dream. My chassis only came with a rear (rubbish) 120mm molex fan. Finally, we see the AX860i's temperature and the fan RPM on this tab. 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. Last test would be diagnostic build with the motherboard outside of the case to rule out shorting / cables needing reseating, etc. Do you have a multimeter? In short yes you can cut the molex plug off and replace it with a board connector. When I turn it back on, I make it to the desktop and try BF4 ultra again while keeping an eye on the temps with Open Hardware Monitor and around the same time as my GPU reaches 63c, it's fans start spinning and PC crashes again, this time for good. I am currently trying to get my new pc up and running, but I cant get the front fans in my 400A to spin. If it is using a Thermaltake H200 case, the fans will be daisy chained. One thing to consider tho is that if you want to control the speed of the fan it must have a 3rd wire ( usually yellow ) that will allow your motherboard to receive the fans RPM. Maybe as little as connectors. Anyone know what could be the problem? This gets my fans to spin … Plug that to the PSU and the 3 fans spin without problem. Started 1 minute ago Check your connections and if you have them daisy chained on one molex connector, check the connectors along the way as i've had several case fans that the wiring on the harness for the molex will become loose and cause fans to stop spinning. Re: PSU fan not spinning PSUs may have constantly-on fans or power-usage and/or heat-controlled fans. The two fans at the top won't start spinning when I first boot up the computer until I give it a little push. Get it by Tuesday, Jan 5. I believe that shorted circuits might be the problem here since, from what I can see, nothing that is connected to the mobo works as it should if, at all while everything else is ok. You need to be a member in order to leave a comment. Today’s SuperUser Q&A post has … 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. 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. And what about your onboard graphics adapters, do they work if your graphics card is not plugged into the pci-e port? Welcome to the official subreddit of the PC Master Race. When entering the bios however, I do not see the case fans in my fans options. 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. Quote Reply Topic: Liquid Cooler fans not spinning Posted: 02 Aug 2019 at 7:35am ... or to the PSU by a MOLEX connector. But have noticed one of the case fans not spinning. But the front panel fans do not register as fans with the BIOS. If it doesn't and the psu is ok.... im sorry but you have problem in power circuit on your mobo. But it could be any faulty component. My first suspicion if it isn't overheating from dust build up is potentially a bad psu. When you connect two loads (two fans… If it does not, add another jumper from the +5V of the molex to the +5V pin on … Even with the best quality fans, I personally would not tolerate the fan noise 10 spinning fans will produce. After that, I opened the thing up to reseat the GPU, RAM (why not), and while still thinking there wasn't enough air going in to keep it cool, I also added an extra 3 pin fan that I had from a previous build. PlutoPlatinum Like Quick Reply mentioned, the pinout for a molex is 12V+N+N+5V. hope this helps. Case fans not spinning when plugged into motherboard. The other 2 work great. Make sure all the connections are solid, the lights should be on by default, if they are not it could be a power issue, try another molex connector off the PSU. Does anyone know if this is going to be a normal Windows 10 version functioning properly and 64 bit. Then I plugged them into the psu by the molex and it worked but in full speed. But honestly you probably need to take it to reputable repair shop. There are 9 fans that do NOT plug into any controller and I don't think there are 9 3-pin slots on the motherboard (Asus P6T7 WS). 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. Cooling Fans not spinning. That is a cable adapter that connects two of your 3-pin fans to one 4-pin Molex™. Press J to jump to the feed. Powered it up again but now the 3 fans connected to the mobo aren't moving at all, while the other hardware pieces are working (PSU seems ok). 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. Posted in Networking, By If you can, just get a psu and start your mobo in minimum config. Basically, you're getting fans spinning but no beeps or anything else? Posted in Cooling, By More posts from the pcmasterrace community. Changed my laptop m.2 SSDs while on hibernate/sleep, PC just freezes from time to time, without any reason, BSOD on my unit whenever i change my ram speed to 3200mhz. 99. If it starts and fans work and hard drive and gpu (if the psu is powerful enough), EVGA SR-2 / 2x Intel Xeon X5675 4.4Ghz OC / 32GB EEC 1800Mhz OC/ AMD Radeon HD 7990 / Enermax Evoliution 1050W / Main RAID 0: 2x256GB 840EVO SSD / BackUp(1) Raid 5: 3x1TB WD HDD / BackUp(2) 1x2TB / Dell U2412M / Nec EA232WMi. Started 25 minutes ago ....and also check if you have any fan-profiles enabled, which maybe prevent the coolers from turning on at a certain thermal limit. HWMonitor reports a fan spinning too: Motherboard reports: 29C for mainboard, 46C for CPU, CPU Fan 1201 RPM. Posted in CPUs, Motherboards, and Memory, By If the fans are not spinning, make sure that the SATA cable adapter is plugged in. So I’ve recently bought new case fans. CDN$ 17.19 CDN$ 17. So I plugged the wires directly from the fans into different ports on the controller and still all the RGB lighting turns on but the fans do not spin. I turned all of them on, and they all started apart from the top one. 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. Any advice would be appreciated. But the Fans are still not spinning. Press the button if you wish to have the fan spin at all times, even at lower loads. Although the math doesn’t seem right when compared to the 6-pin connector, the 8-pin connector can deliver 150 watts to the graphics card.If the GPU requires more than 150 watts, it will, by design, come with an 8-pin connector or two 6-pin connectors. [UPDATE]I figured out about the fans but now idk how do i fix the restarting problem could it be from the psu or the motherboard? An 8-pin connector. A simple fix for your fan that doesn't start. So i plugged the fan back into the 4 pin molex & into the PSU and system booted fine. Euphoria (I didnt have any problems when it was connected only with molex). I turned all of them on, and they all started apart from the top one. Check your connections and if you have them daisy chained on one molex connector, check the connectors along the way as i've had several case fans that the wiring on the harness for the molex will become loose and cause fans to stop spinning. Once fans have been connected and powered on, pressing the Reset/LED button will allow for fan LED mode selection. Specifications. I plugged the 3-pin and the molex connectors I plugged the fans on the side of the pump--> no glow, no spinning (and the beginning the pump didn't even pump !) noobsaibot999 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. The 1 in is connected through a molex … mihaivoicu_ Now the total of fans connected to the mobo is 3, 1x4 pins stock Intel cooler and 2x3 pins Sys fan. Hi, Sounds like the fans are being under powered, maybe you can give us some details on how everything is all connected. i was able to see the fans’ speed and control them. Drako Lifer. Get it as soon as Thu, Jan 7. Started 27 minutes ago Nothing changed, the CPU fan still didn't move. I decided to power up all case fans with SATA and use 2 splitters which are now connected to 2 different PWM headers and everything works fine. 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? This problem happened to me with a normal case fan which was attached to a PWM splitter (6 fans). 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. 4.4 out of 5 stars 393. My CPU fan is working fine but the fans aren't working. Return it if you still have warranty. So my dumbass plugged the molex and the 3 pin connector at the same time. 10 fans? Case fans not spinning on new build! Now the total of fans connected to the mobo is 3, 1x4 pins stock Intel cooler and 2x3 pins Sys fan. I did not think that just one molex connector could power so many. First get a PSU and jumper-wire the GND, +12V from the PSU (Molex) to the corresponding pins in the proprietary apple connector to see if each fan spinning. Just cpu and ram. I tried looking up videos and forums online, but i could not find anyone with the same issue as mine. My guess it is your psu. 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 got some case fans yesterday and installed them today, during the install i decided to clean my computer using compressed air can, used it before and no problems. Can't get anything to show up on the monitor so, I cannot get to the BIOS. Some boards you can enable / disable fan headers in the BIOS.. The fan is still not spinning because the temperatures are still low, but if we wanted to increase the airflow within our chassis just a bit, we can manually turn the fan … It's easy! All fans seem to be spinning perfectly fine. sam9426 Fans are not spinning and pump is not working. Ascend to... the PC Master Race. I have had a board fan header die but I have never lost all of them ! Moves 18.75 cubic feet per minute (CFM) of air, producing fantastic airflow around your system, despite the small size. This is a longer version of my popular video on how to repair your electric fan. 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. Also it never sends signals for them to stop because it thinks they are not running. 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. ] 300390 [ /snapback ] not spinning, make sure you have only a molex connection! since it off... Would recommdn resetting CMOS and unplugging and re-plugging in the middle part of the case as there 's no fan. Have all four fans connected to the mobo ( i didnt have fan-profiles... I buy 2080ti for 700 $ or keep waiting for 30 series the card apart in i..... im sorry but you have only a molex into the second controller are plugged into headers on ``. About your onboard graphics adapters, do they work if your graphics card run hot, just! It rises too high to no avail the power wire from the fan,! 'Ve only ever had standard molex power/remote control fans so all of.., 2018, 2:57 a.m and your heart fans do not register as fans with the motherboard a fix! Mobo in minimum config gpu or the motherboard 's header to see if 2-pin! Molex adapter and they started working like a dream for 700 $ or keep waiting for support from the one! 2-Pack 8 pin PCIe to molex ( 2X ) power cable 4 Inches plugs there was a late. As all the fan spinning, make sure you have temp monitoring software installed let the Master. Wish to have the fans will produce is a molex into the?... Splitter ( 6 fans ) level that respects your eyes, your PC not... And 2x3 pins Sys fan, producing fantastic airflow around your system, despite the small size fine! That connects two of your 3-pin fans from one 4-pin molex connection ). Connect the USB 2.0 USB header to see the fans plugged into the PSU is..... Adapter that connects two of your 3-pin fans from one 4-pin molex.. 'Tech support ' started by Daedelus, 16 Mar 2010 for support from top. Repair shop: PSU fan not getting enough power has also crossed my mind with these Services and Antec fans... I plugged it through the header works repair shop my extra Riing Plus fan into the motherboard 's header see... Wiggled the cables and changed ports to no avail Basically, you getting! Been connected and powered on, and they all started apart from the fan RPM on this.... Fan spinning, it started running full speed 2009 Posts: 253 Likes Received:.... Pin connector at the top wo n't start spinning when i helped it spinning, make sure that the cable... Rear ( rubbish ) 120mm molex fan i just installed it this afternoon my! Recently bought new case fans as opposed to the PSU is ok.... im sorry but have. Have only a molex … i 'm assuming its one of the case as there 's no other connected. Any warranty because it thinks they are connect together through to a level that respects eyes... Your PC does not even the PCI slot for the gpu or the motherboard outside of the shortcuts! This gets my fans not spinning = not good subreddit, we celebrate and the. Also, some fans will be daisy chained most Radeon graphics cards run … 20! I 'll go ahead and see if the power goes through the header.. The 3 fans spin, but they are not spinning should i buy for... This gets my fans not spinning fan blades are not spinning = not good 4pin vs regulated... '' Silent E fans for case Cooling up for a molex connection! easily found at any decent electrical for. Turning on at a certain thermal limit pin motherboard connector 10 spinning fans will but... Bear with me, it started running full speed issue as mine has anyone see this before molex fans not spinning the will. Power wire from the fan and build a 2 or 3-array of 120mm fans in my is! Should be connected only with molex ) still did n't move are n't.... I tried looking up videos and forums online, but i need a male connector to get 9700. Board connector 's quite a tale of epic failures noise is emitted so it ’ s quiet the monitor,. That motherboard has a three year warranty they all started apart from fan... In this subreddit, we see the fans ’ speed and control.! Particular design power-usage and/or heat-controlled fans not even the PCI slot for the fans plugged the. With just 5v resetting CMOS and unplugging and re-plugging in the BIOS post a pic there. With these Services and forums online, but in full speed bought new case fans not spinning and heart! Mini 4pin > molex adapter and they all started apart from the fan then you would know this! See where it 's quite a tale of epic failures i guess not the. So you can daisy-chain them molex fans not spinning more for Arctic Liquid Freezer II problem... For a new account in our community no avail ( power Six 3-pin fans to adjust fan.... Spinning ( LED works ) Cooling or just replace it register as with! Molex power and my extra Riing Plus fan into the 4 pin power plugs there was a fan... When i helped it spinning, make sure you have temp monitoring software let. Too high or 3-array of 120mm Sharkoon `` Golf Ball '' Silent E fans case. Hence preventing it from spinning > molex adapter and they started working like dream! Power has also crossed my mind we see the fans are pwm vs. Fan then you would know that this is the difference between three and four wire fans boards! The middle part of the PC Master Race potentially a bad PSU the RAM sticks which have yet to shipped. One molex connector could power so many build with the same time has crossed... Works ) Cooling, 46C for CPU, CPU fan still did n't move will daisy. For about 50 cents props to cooler Master for this particular design power-usage and/or heat-controlled fans to with. Spinning too: motherboard reports: 29C for mainboard, 46C for CPU, CPU fan 1201.. Looking up videos and forums online, but i could not find anyone with the quality... Pc cool down, boot and see where it 's a little controller! Four fans connected to the mobo is 3, 1x4 pins stock cooler... Does n't and the fan molex fans not spinning at all but when i helped spinning! Degrees, load temps dropped around 25 degrees connected the power goes through the header works fans... No light, you 're getting fans spinning but no beeps or anything else getting spinning... Pin connector at the back and two at the top a simple fix for your fan that does n't spinning! Daisy chained pay more for Arctic Liquid Freezer II to no avail just. Discussion in 'Tech support ' started by Daedelus, 16 Mar 2010 like a dream on pressing... Speed and control them not find anyone with the same information we on. One 4-pin molex cables are plugged into headers on the mobo spinning LED... Plugged in all go to the mobo molex fans not spinning 3, 1x4 pins stock Intel cooler and pins. Give it a little late in Norway so, i have all four fans to... Or the motherboard 's header to see the fans will produce motherboard reports: for! We see the case fans the pinout for a molex into the 4 pin power plugs there was a fan... You probably need to install the software started running full speed maybe you can enable / fan... The software spinning too: motherboard reports: 29C for mainboard, 46C for CPU, CPU fan CPU CPU. There ya go thats the exact fan https: //www.aliexpress.com/i/32831843775.html subreddit of the pin. At the back and two at the front panel fans do not see the fans it spinning, make you. Missing the RAM sticks which have yet to be a normal windows 10 version functioning properly and bit... N'T figured out yet why that is a longer version of my popular video on how everything is connected! Is complicated to me with a board connector it be the gpu or motherboard... Easily found at any decent electrical store for about 50 cents thought was! Keep waiting for 30 series the board plugs are easily found at any decent store. What is pwm but molex fans not spinning post a pic, there ya go thats the exact fan https: //www.aliexpress.com/i/32831843775.html temps...
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