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Monitor Causes Power Supply To Buzz


Now there's this buzzing noise coming from the CPU fan (I think that one because it was the other one last time). It could be a power supply transformer, deflection yoke, or other magnetic component. That buzzing noise is constant, even i shutdown my computer. This can be caused by devices that introduce an electric potential to the ground connection, including peripheral devices connected to your computer. this contact form

However, it is more likely that some part is just vibrating in response to a high frequency electric current. Motherboard: GA-Z77X-UD5H (rev1.1) Cooling: SWTech 320 Rad, Modded 655 Pump, Koolance 345 Memory: 16GB 4x4 G.Skill CAS9 2133 Sniper Video Card(s): Sapphire R9 290x BF4 Edition (Reference) - EK-FC Waterblock Hard yyyTopic StarterNewbie Experience: Experienced OS: Windows XP Re: buzzing from my power adaptor « Reply #7 on: November 29, 2013, 02:27:33 PM » Quote from: DaveLembke on November 09, 2013, 05:15:09 That suggested that the buzz was definitely being generated by his two LCD screens, but exactly where the noise was getting into the system was far from obvious.

Power Supply Buzzing Noise

Everything remained delightfully free from hum until the moment we inserted the first of these plugs, when the buzz was immediately reinstated in all its glory. Note: Contact the manufacturer of your device before lifting the ground to find out if ground lifting is supported on your device. qubit says thanks. So, neither the MOTU nor the console were actually earthed properly, which not only made them potentially lethal, but also made them a significant contributing factor in the buzz problem.

HX 850 solved power supply psu cooler master vanguard 750w buzzing solved Buzzing noise coming from power supply? The views expressed are those of the contributors and not necessarily those of the publishers. Specs: Intel 2500k @ 3.6GHz NVidia GTX 580 3GB SLI (x2) Gigabyte P67A-UD7-B3... Psu Buzzing When Gaming Reply to FFrncs2 FFrncs2Apr 14, 2012, 2:35 PM Ok so I've tested both my backup PSU which is the Seasonic X-Series 1050w that I just recently bought and my main PSU

On cold medicine and head is cloudy = missed important details. Power Supply Buzzing When Off Brian Donnachie says thanks. (You must log in or sign up to reply here.) Show Ignored Content Currently Active Users Viewing This Thread: 1 (0 members and 1 guest) Your username OS Windows 7 Ultimate x64, & Mac OS X 10.9.2 CPU Intel Core i5 2500k Motherboard Asus P8z68 LE Memory Corsair Vengence 8gb 1866mhz Graphics Card Nvidia GTX 770 OC Monitor(s) my response So, with the mains distribution re-organised, audio cables re-routed, and the MOTU, LCD screens, and Fostex speakers reinstated to their original configurations, we fired everything up again and had a listen.

sparkfun.com/products/retired/10052 –JakeGould Oct 27 '14 at 21:12 I've edited the question to expand the scope to computer power supplies to ensure that it is on topic for Super User. Coil Squeal Psu note that for these sounds to occur i merely have to turn on the plug, i still hear them even when i have not pressed the power switch on either the BSOD Help and Support Buzzing noise with new headphones.I got a new pair of headphones today and after awhile I noticed a quiet buzzing noise when I move my mouse around Dismiss Notice TechSpot Forums Forums TechSpot Core Build a PC Today's Posts Monitor Causes Power Supply toBuzz Byryboto Jun 1, 2006 Ever since I've owned my Acer AL2032WA(i think that's the

Power Supply Buzzing When Off

The cutoff frequency for our hearing drops as we get older. Hunting Down The Final Earth Loop After further head-scratching, we returned to the idea that there must still be earth-loop problems, and our suspicion initially fell on the right-hand side of Power Supply Buzzing Noise with a multi-outlet power strip). Computer Power Supply Making Buzzing Noise Sometimes a replacement flyback will cure the problem unless it is a design flaw.

I presume the buzz is from electromagnetic interference from these wireless charging units that gets picked up by the transformers in the charger. http://wphomeguide.com/power-supply/power-supply-gone-bad.php An audio connection between one of the MOTU outputs and the Fostex input created no buzz at all — so we could now be confident that, while the LCD monitors were Newer Than: Search this thread only Search this forum only Display results as threads Useful Searches Recent Posts More... Oddly, it seems that when I lower the brightness on the monitor, it starts doing the buzzing thing. Power Supply Buzzing Under Load

so now I just keep brightness at 100... On cold medicine and head is cloudy = missed important details. The size of the monitor is not a strong indicator of the severity of the problem but there will be some relationship as the power levels are higher for larger units. http://wphomeguide.com/power-supply/power-supply-and-power-jumper.php SOS To The Rescue!

If you find the device that introduces the ground loop, a ground lift of the audio connection may solve the issue. Buzzing Sound Coming From Power Supply up vote 77 down vote favorite 17 I have many different AC adapters and power supplies for a variety of devices, ranging from small 5V/1A USB chargers to laptop power adapters Monitor(s) Displays Asus 27" LED LCD/VE278Q Screen Resolution 1920-1080 or 1280-720 HDMI Keyboard Das 4 Professional Mouse Logitech M705 PSU Corsair AX-860i Platinum Case Phanteks Enthoo Primo/4 case 140mm fans Cooling

In addition, transformers or chokes in the switching power supply if this is distinct from the horizontal deflection circuitry.

What is the difference between "cat file | ./binary" and "./binary < file"? The only connection type in use today that, in theory, isn't hot-pluggable is VGA. Sound & Audio Buzzing noise?a week ago, my dell started making a high pitched buzzing noise from the mobo, any idea why it would do that? Rma A Psu Reply to AlderonnX FFrncs2Mar 27, 2012, 11:08 AM AlderonnX said: Ok, sounds like your case may have a loose rivet or uneven spot near where your PSU sets.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed At the same time as rewiring the mains, we also re-patched the audio cabling to the rackmounted equipment and suspended it all well away from the mains wiring using a cup What is the car? his comment is here If your mixer provides both unbalanced and balanced inputs, always connect your balanced sources to the respective inputs on the mixer.

I note here it says with a "Warning!!..... This was a relatively minor problem, though, and the buzz was barely audible once we'd fiddled with the connections a bit. Any fix? Plug it in without the surge protector, and see if it buzz.

To start viewing messages, select the forum that you want to visit from the selection below. Browse other questions tagged power-supply noise charger community-faq-proposed or ask your own question. Why do some not make this noise? If this is the case, the fan must be serviced as it is not likely doing it job and damage due to excessive temperatures may eventually be the result.

We tried grounding the PC via a jack cable to the mixer (with the MOTU Firewire cable disconnected), but that yielded no improvement. It did sound like electrical arcing but there was no sign of overheating such as feeling warm and discoloured plastic around the pins like you would get from an badly fitting In most cases, this sound, while annoying, does not indicate an impending failure (at least not to the monitor - perhaps to your mental health) or signify anything about the expected As such, a defective device can generate audible coil whine during operation.

It now being 2010, I am STILL seeing later model boards with this problem. Also I might try another power lead, they are usually standard types. It is strictly a design (e.g. These components use electromagnetism to convert AC mains power to low-voltage DC power.

Relocating the offending device to another branch circuit may help. Jim had no objections, so we were soon scrabbling around under the desk — a regular feature of Studio SOS visits! Yes, my password is: Forgot your password? Also some examples of "Superhub" cable modem/routers that VirginMedia supply have whining power adapters, so much so that quite a few customers ask for replacements.

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