Is it possible that Mobo can make a squeeling/whistleing sound ?

Davv111

Junior Member
Dec 28, 2009
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I built a new PC with a P6X58D-E 1366 mobo new DRR3-ram with a i7-950 cpu I kept the case & PSU and my fanless vid card. It's louder when I'm booting up and about within a min the sound is very low you can't hear it unless you get your head to the side of the case. The sound it's self changes tone it's not always sound the same close but not exactly the same.

At first I thought it was a bad Heatsink and fan but after I googled my ''P6X58D-E noise'' and it is the Mobo and read a few topics/post about the same problem people were having with the same Mobo one guy even replaced with same Mobo and had the same problem. People suggested to others with the problem to just disable C1E Support in the bios, what this does is it reduces your multiplier and voltage to your cpu when you aren't doing something CPU intensive. The same people said that it either reduced the noise or eliminated altogether.

I was going to return the cpu/HSF but after reading this I don't think I will it must be the Mobo. The sound is almost not noticable but I felt that I should investgate anyway. I'm going to disable C1E Support cause I want to save energy whenever I can.

I wanted ask do you think the board making that sound or whatever is causing it could cause damage in the long term ? Or maybe I shouldn't worry about it and the board nor any components will be damged in anyway ?

Do you think I might of misdiagnosed the problem ?

Or do you think it really is the fan ? The only way I could check if it's the fan would be power off the PC disconnect fan power from Mobo so the cpu fan does not start when I turn on the PC and see if it's the fan or not. The thing is about this test it could damage my CPU, would it ?


thanks
 
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xd_1771

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Sep 19, 2010
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Probably either the motherboard capacitors or (even more likely) the capacitors on the video card. In the latter case it's nothing to worry about.
 

wwswimming

Banned
Jan 21, 2006
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... or an electromagnetic component (inductor) in the PWM (power processing, pulse width modulation) circuitry.
 

MJinZ

Diamond Member
Nov 4, 2009
8,192
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Motherboard is last to make squealing sounds.

#1: GPU
#2: Power supply
 

Davv111

Junior Member
Dec 28, 2009
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It's not that stuff, it was the Mobo after all. I disabled C1E support in the bios just like other have said to do and it fixed it. It's quiet now.
 

wpcoe

Senior member
Nov 13, 2007
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The past week or so, I left the computer (in my bedroom) on overnight while it downloaded some torrents, and was a bit worried to hear some occasional squealing, especially after reading some of the posts above.

Just now, however, with the windows closed and air con off -- i.e. really quiet -- I heard the squealing as I scrolled a window by dragging the "elevator" box on the right of the window. Move the scroll bar = squeal. Stop scrolling = quiet. Lather, rinse, repeat.

Would I be safe to assume that it's my video card squealing and if so, that "it's nothing to worry about," to quote xd_1771?
 

Smartazz

Diamond Member
Dec 29, 2005
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I've actually noticed that my computer squeals whenever I run folding@home on my GTX260 and sometimes in game menus. I've read that it's nothing to worry about, so I just ignore it when it happens in menus. However, I don't run F@H on my GPU anymore since the noise my card makes is unbearable since it's so continuous.
 

Sylvanas

Diamond Member
Jan 20, 2004
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It's usually an Inductor of some description, or the Power modulation circuitry that makes the high pitch squeel. It's nothing to worry about but it can be annoying. The reason you may see it in times of light or full loading is the GPU/Mobo/CPU ramp to different speeds and voltages/current depending on what your doing. For example in GPUs they usually have 3 states in the BIOS- 'Low power' (low clocks and lower voltage) 'Video decoding' -(slightly higher than low power mode, perhaps high clocks too) and 'full 3d' (max GPU/Ram frequency and voltage). If you only hear the noise when watching DVD's or playing games or folding, it likely means that the higher voltage/current/freq demands placed on the components have caused it to 'squeal' and it will likely go quiet again when idle and those 3 variable drop to minimums. Even dragging a windows around your desktop can elicit a squealing response as Win7's Aero interface makes use of GPU acceleration.
 

mb103051

Senior member
Oct 27, 2005
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yea and if it bothers you only way to try and see is an rma for another board..with gigabyte boards for x58 some whined some didnt....