This might cause due to the striking of the bent blade to other parts of the fan. In case you have found any bent or unbalanced blades, you should step in to fix it up. Turn off the power and remove the computer side panel to locate the noisy fan. I'm going to try and be concise and to the point. Posted by 2 years ago. If you have a tool-free case, unlatch the hinges to open the panel. Open the case by removing one or both panels using a screwdriver. 0. It is important to keep dust from accumulating in your PC and ensure adequate ventilation to help reduce heat. Good thing is to clean the inside of the server for any dust that has accumulated. As soon as I click the restart button the fans … Our Company News For hardware. Archived. Close. Once exposed, clean the case fans by blowing compressed air into every nook and cranny. Build Help. Solution for Fan Speed Optimization . Remove the noisy fan and clean it with some compressed air. Visually inspect the fan and check that no wires or debris are stuck in or touching the fan blades. I am at my wit's end. If you notice the system fan running constantly and making an abnormal or loud noise, this might indicate the PC is not running as efficiently as possible, and/or clogged air vents. Hello reddit I recently built my pc and it was pretty silent even when having pc fans always running at high but today I woke up and pc fans sound way louder than they ever had. O/S power settings do not affect the speed. In addition, make sure there are no children or pets near the area. About Lenovo + About Lenovo. Locating a noisy fan . In case the fan blades are imbalanced or bent, it might call up a humming or rattling noise in the fan. Pc case fans suddenly loud. It’s the same process for what we do in case of larger fans. Remove any objects near the computer. It is extremely loud all the time. Pc case fans suddenly loud. My HP Pavilion desktop (Windows XP SP3 Media If the issue persists, the case fan … Do your case and/or PSU fans suddenly become noisy when you turn on your PC, then eventually quiet down, in most cases, the fan is not going bad, just a little TLC is needed. From boot up to shut down, my CPU fan runs at full speed. Build Help. It started after very briefly unplugging and plugging in the fan … A noisy case fan comes from the rear of the computer. To open the computer case, loosen or remove the screws at … Gently hold the fins of the fan while using the … Otherwise the computer has been flawless and fast for several years. Determine the type of noise you are hearing. While you’re at it, give the motherboard, graphics cards, hard drive, power supply fan, and other components some attention. Fan stops or makes unusual noises. Turn off the computer. There is no variability. 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