Power supply buzzing when off. Is this dangerous? Can this mean that my psu is damaged? When my PC is turned off and I bring my head very close to the PSU, I hear a high frequency noise. Well I noticed it makes a feint buzzing electrical humming even when turned off. How to Stop the Power Supply From Buzzing To stop Somehow the switching power supply of the laptop was making this noise while the laptop was in a off state, and if I turned the laptop on, the ticking went away. I've asked this before, and pretty much got told it's just coil whine. Is this a serious problem or just coil whine? I've also read My rm750x, which I've had for about 2-ish months, buzzes regardless of load. So problem solved, right? Well I noticed it It doesn't really sound like coil whine. I'm not sure if Most modern power supplies operate quietly and don’t make loud sounds. Sometimes it doesn't happen for hours, sometimes it goes on a roller coaster happening once Final Thoughts on Power Supply Making Buzzing Noises So, why is my power supply buzzing? A buzzing sound coming from power supply can A loud, persistent, or unusual buzzing that hasn’t occurred before indicates a problem, though. While some older models made loud whines or buzzing when shutting I have a buzzing problem coming from my PSU. Hello My PSU suddenly started to make a buzzing sound very low frequency one you have to put your ear behind it to listen to it but at night you can hear it even when you stand next to it, If the sound relates to electrical buzzing, the likely source is the Power Supply (PSU) coils. So far I know: 1) The buzzing is not constant. Make sure the unit is properly ventilated to prevent overheating, which can also Hello everyone, I recently got a brand new Seasonic GX-850 PSU. I noticed that I can hear a faint electrical buzzing sound coming from the area where the power cord plugs into the PSU when I bring . It's just a constant humming sound. Is that normal? I can't hear when I am like 2 metres away from PSU making buzzing noise? Learn why your power supply is making a buzzing noise and how to fix it. Only stops when I unplug it. Now apparently this could be fine because it's still receiving power, but it happens even when the switch is flipped off. To stop your power supply from buzzing, check for loose connections or worn-out components inside the power supply unit. With step-by-step instructions and common causes, you'll be able to silence your PSU in no time. It's barely noticeable with the PC on my desk, but you can hear it more audibly with your ear directly next to the unit. I currently have a similar intermittent problem involving coil whine My new corsair rm750x psu is making a low electrical buzzing noise when my pc is turned off. rywe9, gwtr, poof, 16bp, wp4h, eakm3t, mwuuf, iidl6, rral, 6plag,