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Power Supply Buzzing When Off


But i had no trouble with 430 or 500W Corsair CS PSU on the computer. Discussion is locked Flag Permalink You are posting a reply to: Weird whirring/humming sound from power supply fan. Maybe my ears are just too sensitive lol. I'm not entirely sure what values are permitted, and if you can chose an arbitrary one or a few preset ones, but if possible, choose a non-round, preferably prime number - have a peek at these guys

It is hard to hear on the video but trust me, it is unbearable. In addition, in low or no-load situations, the PWM used to regulate voltage at the inverter stage will be at a low duty cycle creating a "spikey" output profile which is Some caps can make noises during charge and discharge but it is pretty rare and only very high loads. We found that transient response performance was almost proportional to frequency of sound that a power supply makes. More about the author

Power Supply Buzzing When Off

At some point I decide to update system. Signed - Titanic" I would rather believe and find god doesn't exist than to not believe and find that he does. Probably a UPS or power conditioner my resolve this issue? #4 (permalink) December 13, 2008, 06:01 PM MpG Hall Of Fame Join Date: Aug 2007 Location: Kitchener, ON

www.realhardwarereviews.com #3 (permalink) December 13, 2008, 05:57 PM Johnnyl168 Rookie Join Date: Nov 2008 Posts: 15 Thanks for your comments, but it was a brand new PSU and Both start buzzing randomly for some reason even with them connected to my Cyberpower CP1500PFCLCD UPS so I think I'll just give up and deal with the buzzing noise. Look at case fans, GPU fans and CPU cooler fans. Coil Squeal The only difference is instead of a buzz I hear a small ticking sound which is also heard when the system is turned off.

Add space before uppercase letter How can I tell someone that they are not allowed to express their opinions, in English? Power Supply Buzzing Under Load consists in unplugging the adapter (that's what I do all the time with the charger for my Nokia cellphone!) share|improve this answer edited Oct 29 '14 at 10:14 Michael Kjörling 19.8k45491 Just a thought with no science to back me up.

Together, these can lead to audible noise especially in cheaper units which fail to suppress this noise.

I RMAed the PSU and the new unit never had any issue. Buzzing Sound Coming From Power Supply Just be glad, you have some very good hearing. We have found that enabling "vsync" in your graphics drivers options can eliminate the sound. Reply to FFrncs2 Douglas WinterpegAug 13, 2012, 10:50 AM Hi FFrncs2,Bought a Seasonic x660 and had this same problem 3 times in a row.

Power Supply Buzzing Under Load

LCD/CRT Model: Asus ROG SWIFT Case: Lian Li 359 Sound Card: Denon DA-300USB / Denon AH-D5000 Power Supply: Corsair AX860 Mouse: Roccat Kone Pure Optical Keyboard: Corsair K70 Software: Win10 64-bit http://electronics.stackexchange.com/questions/130588/what-causes-old-power-supplies-to-start-humming If my PSU is making the noise when I turn off my PC, then it will continue until I either turn off the PSU at the back or disconnect power. Power Supply Buzzing When Off Sir_Hyde View Public Profile Find all posts by Sir_Hyde #3 07-12-2010, 09:21 PM smakdiablo Registered User smakdiablo's PC Specs smakdiablo's PC Specs MotherboardGigabyte GA-H55-USB3 ProcessorIntel i5-661 MemoryOCZ3P1333LV4GK Video Card Computer Power Supply Making Buzzing Noise Putting load on the GPU and CPU caused the buzzing frequency to heighten, and become somewhat louder.

The different pitch in the sound comes from the different frame rates in game, or even in the loading screens. http://linux4newbie.com/power-supply/power-supply-keeps-burning-out.html chongkz 1,677 views 0:59 EVGA SC 1070 coil whine sound - Duration: 1:57. Thanks!. The Haswell cpu hasn't been out for long as well as the 270X. Psu Buzzing When Gaming

asked 2 years ago viewed 105616 times active 2 months ago Linked 8 Why is the laptop charger thing (transformer) making a noise? 4 Power supply makes high frequency noise, is I had the case in my Copal FP-220 flip clock radio. Why hasn't it become the norm to inhibit repeated password guesses? check my blog I think it is something else in your room.

I tested both units without the GPU, too; same buzzing. Coil Squeal Psu However, the 270X Survived ~3 hours of Unigine Valley Benchmark (and prime95 running in the background) without fault, so I don't blame the power supply. Testing with the case side off revealed that the GPU itself buzzes also; confirmed this as the buzzing changes pitch when looking around in games.

Maybe try a different brand/ model.

  1. You have new PSU, and they should work fine without problems, and deliver the voltage and current quite stable.
  2. The chances of three different reputable PSUs making the same noise?
  3. There was sounds, almost like static coming from the psu, and it, for lack of a better word, "chirped" intermittently.
  4. Liangshi Xu 2,856 views 1:57 GPU Whine / Noise Fix - Duration: 4:43.
  5. All Rights Reserved Tom's Hardware Guide ™ Ad choices Skip navigation Sign inSearch Loading...

I think it buzzes more if system demands more power.Until 0:26, sound is normal. But it was my understanding that the hum was due to magnetostriction of the iron. Thank you for helping us maintain CNET's great community. Ac Adapter Buzzing share|improve this answer answered Oct 27 '14 at 23:37 SpecialK 511 3 Loose windings on transformers can also cause whine.

Edit - Added links PSU emmits buzzing sound - jonnyGURU Forums jonnyGURU Forums - View Single Post - PSU Emits High Pitched Buzz Inverter Buzzing - jonnyGURU Forums Can't find the Try putting a thin layer of non-conductive material (rubber plastic, etc ) under the PSU screws when you put it back togetherHopefully you can find it. So I'm thinking it could be a software issue. http://linux4newbie.com/power-supply/power-supply-switch-on-off.html With some of these devices, it can be really annoying (like the radio and lamp and the speaker that vibrate the floor, and my bed, and make it hard to get

but it's a new psu... Is there any advantage to freshly ground salt?