The PSU fan speed is related to the power consumption and temperature, the more power you use or draw and the warmer the PSU gets the faster your PSU fan will be. It doesn't move at all. Linus Media Group is not associated with these services. Either there's more to this like a time limit or it's not getting hot enough or you really do have a bad fan in there. Troubleshoot it with this guide. The stock fan is D80SH-12 DC 12v .3A and the fan I slapped in there is a 12V .07A. Reply to this topic; Start new topic; Recommended Posts. So I see what you are saying about the PSU sucking air in and blowing it out the back - I didn't ever really stop to think how it worked. The same website says it's thermal-controlled (as opposed to load-controlled). Also this may have something to do with your fan not spinning. there's also cases with shrouds overtop the power supply, cases where the GPU may be very close to the PSU, where the PSU and GPU fans would be fighting for airflow, etc. If this happens, your motherboard is certainly working in some capacity. All the information we need, without a lot of unneeded commentary to distract us. 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. I cannot find any other 8910 users saying that the PSU fan never spins. But to be safe, go ahead and get it replaced using those prior instructions. -- these days there's actually more reasons to go fan side down than there are fan side up. Sign up for a new account in our community. Ran Prime95, FurMark and turned down the RPM of my case fans to that heat gets accumulated. The case is SilverStone Raven X RVX01BR-W ATX Case (Black/Red). That will tell you if the psu is dead or not (its fan (s) should spin up). Or plug in a 12V light bulb into the 5V on the ATX24 connector, that's perfect for testing and it can be plugged in diagonally in pci-e conenctors too for 12V test. Posted in Troubleshooting, By Hi, my case is a Silverstone raven with the motherboard mounted 90 degrees clockwise, PSU mounted top front. This is the only way to fit a PSU in these cases. But surely there is so little air to draw from underneath? a lot of cases these days have a vent with a fan filter right underneath the power supply, which if your psu fan is *actually doing something* allows you to make the power supply "its own seperated thermal zone" if that makes sense. This comment is provided "as-is", without warranty of any kind, express or implied, including, but not limited to, the sanity or mental fitness of the author. The fan can become faulty either because it is jammed due to dust, or due to hardware failure that includes worn out bearings or because of some component failure in the fan. Please click "Edit System Specs" and fill out your system info. Compared to if it blows the heat into the middle of the case where there is space and I assume it gets taken out the back? In these type of PC cases, the position of the PSU fan should be kept down only, because they generally donât have vents at the top panel, but if somehow your case has top vents for PSU, then you can keep the fan position in upwards direction for better airflow and cooling performance for the PSU. If you can hold it comfortably, it's not overheating. I know that my PSU, Corsair RM450, isn't suppose to turn on the fan until it reaches 40% load, but the problem is that I've never seen it spin, even when I run AIDA64. In a custom water-cooled system, you donât want to keep the PSU fan up, because if somehow the liquid gets leaked and accidentally drops inside the PSU then your power supply will definitely get burnt out. Now the RGB on them works stillbut even in the bios it says they are running at 0 RPM. Ellis. So, here I am going to debunk this mystery and clear all your doubts regarding it, taking into account all the possible factors and conditions. Press Esc or F10 and select “save and Exit” press Enter and allow your system to restart then … Anyway, AIDA64 might not tax the PSU enough. 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