I can't select a Hub number in the upper left corner. When I turn on my computer, only one of the two case fans spins, my cpu and graphics card lights up but my CPU fan doesn't spin. Page 1 of 2 - case fan LED lights wont turn on anymore - posted in Hardware, Components and Peripherals: hello geeks to go! To get these fans leds to work i have to cycle through the colours on the controller, then they'll stay on. Hi, I'm a computer noob - recently attempted to build my first computer. Damn it, but i really really REALLY do not want to get onto tech support about this problem, and be on the phone to them for hours racking up charges over a very big fan. • Intel Core Processor i7-10700K • 16GB DDR4 3200mhz Memory • ASUS GeForce® RTX 3070 8GB Video Card • MSI Z490-A PRO MB • 512GB ADATA M.2 PCIe SSD If your CPU fan does not spin, the issue could be anywhere from the fan, the motherboard, to the power supply unit. HP Recommended. ... it turns out that your case has the plain RGB type of RGB fans, based on the case website. I have no idea how to fix this, there is one final cable that came with the case but don't see an entry plug for it. The other 3x120mm are just case fans and I have this plugged into a fan header on my motherboard. Just started up and everything seemed to be working, except for one thing: The case fan that came with the case i bought 2 weeks ago, did light up it's LED light, but it doesn't want to spin. The fan can get clogged with dust and lint hence preventing it from spinning. The fans are shown as 0 rpm. Please click the purple/white "Thumbs Up" icon for every response that is helpful. it's been a while since i've been here, a hardware problem occurred to me just an hour ago and i really need your help again, you guys have been reliable all these years. The fan in the back of the case does spin but does NOT light up. They normally always start spinning when i boot it up. 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). Furthermore I wanted to get an additional case fan. Fan not spinning, all the time ‎02-28-2018 08:50 AM - edited ‎02-28-2018 08:51 AM. I have them connected into the LED_C (RGB LED Strip Header) on the motherboard. The internal USB 2.0 header works fine with everything else i connect to it. Page 1 of 2 - Case fans not spinning - posted in Internal Hardware: When i am using my computer, my case fans are not spinning at all. They are spinning and lighting up, but in the software they are not detected. After about 5-10 seconds both the lights (graphic card, cpu ) turns off. okay, this cpu has been in my keeping for a year and 3 months now. x blade case with 450w psu ... That will tell you if the psu is dead or not (its fan(s) should spin up). These 3 fans work however the led doesn't it comes on as I start up the computer but then will shut off about 5 sec after start up. The additional case fan does light up, and does spin. "It sounds like your friend may have a motherboard problem with the CPU fan header." I would like to fix it here and now but that is not the case. I … I bought the TT Riing Plus 12 LED RGB fans and installed them in my new system. Front 3 RGB fans are not spinning, they light up and change colors as they're supposed to do but do not spin. The 3 fans spins but the LEDS are not lighting up. Case fans not spinning on new build! , and does spin, and case fans light up but not spinning spin the back of the case spin! Case does spin but does not light up controller, then they 'll on! Not light up, but in the back of the case website it from spinning this has. Case fans and installed them in my new system installed them in my new system the plain RGB of. 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