Fans are the primary cooling devices used in most types of computers and are typically installed in the case and in the power supply of desktop machines and are also often installed directly on the CPU or GPU.

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Is it normal for a Dell Inspiron 530 to have is fan to spin up 3 times before it POSTS?

I picked up an used Dell 530 desktop. It seems to work, but it has an odd pattern of powering up the case fan (which might be faulty - it sounds like a jet engine) 3 times, while blinking the power ...
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7answers
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Optimal Fan Placement and Direction for Air-Cooling a Computer

My current computer has always run unusually hot no matter what steps I have taken such as: lots of fans—including four 120mms; thermal grease—both generic and Arctic Silver V; placement of the ...
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1answer
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What is a normal/safe temperature for an i7 2600K CPU? [closed]

I just completed my first build, and while I was finagling around in the BIOS I noticed, with some concern, that my CPU was sitting around 60 °C. Even when I set the maximum temperature to ...
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9answers
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Why is my computer fan so loud?

Recently my home desktop computer has been reacting a lot more to heat levels. The fan starts maxing out just about any time the CPU is used, and it's very loud. It didn't use to do this - only in the ...
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6answers
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CPU usage shoots to ~50% and stays there until suspended

This is the Windows Vista problem, seen, I think, mostly on dual processor laptops, where % CPU suddenly shoots to about 45% and stays there. Once this has happened, % CPU will never return to normal ...
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3answers
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PSU failing or Mainboard failing?

I am having some troubles lately powering on my desktop workstation. While starting up the PC after being off for hours (usually at least 8 hours) it randomly fails to do so. What happens is that : ...
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7answers
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Laptop Overheating. Is there a way to cool it?

I have a laptop that's running on the following: MSI MS-1634X motherboard AMD Turion X2 TL-66 CPU ATI Mobility Radeon HD2600 It keeps overheating, especially when I do something more CPU and ...
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3answers
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Does the fan go on the bottom or top of the power supply?

Which direction should I install the corsair tx 750 psu? Should the fan go on the bottom or top? It seems the fan should be on the bottom of the case correct? Update I have a antec P183 case, so ...
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4answers
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Can I use oil from kitchen for oiling my fans

I am going to clean my computer. First I want to oil my fans (CPU, GPU, and case fan). I don't have any machine oil. Can I use oil from kitchen (sunflower or rapeseed) to oil them?
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3answers
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Why would my computer all of sudden reset clock, show new boot screen, and run fans loud?

I bought a new computer one year ago, it's worked fine (Windows 7). A few months ago, it started to not boot unless I removed my USB headphones connected to a USB hub, everything else worked fine. ...
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6answers
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CPU Fan is Loud, but the Temperature is OK (I Think)

I recently find that my CPU fan is getting louder and louder. It is now so loud that I bother to type up a question on it. The first thing I check is the temperature using Core Temp, it seems that ...
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4answers
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Buying A Computer “Case” Fan… Does It Always Run At 100% Unless Told Otherwise?

What happens if I do not plug it into the motherboard and it does not have a switch? I have seen fans before with an "off/low/high" switch that allows you to manually set their speed. I have seen ...
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5answers
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Could I replace a stock PSU fan with a more quiet one?

I have a cheap 450W PSU with an exhaust fan at the rear. This fan, however, is very loud. Is it a good idea to replace the stock PSU fan with a quiet fan with similar airflow? The PSU fan is ...
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3answers
1k views

laptop fan does not stop

My laptop does not stop spinning its fans after i installed a hdd from a desktop. Here is what happened. I installed windows 7 on the laptop.2 I moved laptop hdd to a desktop. Desktop worked without ...
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4answers
21k views

Fan control software or BIOS settings for a noisy notebook?

I have a Fujitsu-Siemens Amilo Pi 2530 and the fan is driving me crazy. It spins up and down all the time. Even a short CPU spike makes it spin up. Is there a program or a BIOS setting to change the ...
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3answers
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Set fan speed by RPM on Thinkpad T420s in Linux

The only interface I've found for setting the fan speed with the thinkpad-acpi module, is setting pre-defined levels, 0-7. Example: sudo su -c 'echo "level 2" > /proc/acpi/ibm/fan' I would like ...
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3answers
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MacBook Pro fan running constantly

I have noticed that my MacBook Pro's fan is constantly on - it sounds like it is trying to cool down and it does this all day long. It did not used to do before I started using an external monitor. ...
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2answers
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Fans and power lights don't turn off in standby

My desktop computer (Zotac 8200 motherboard) has a problem when I put it into standby mode. I use Windows 7 to put it into standby. The cpu fan, system fan, and PSU fan don't turn off. Nor does the ...
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4answers
422 views

Is a noisy laptop fan caused by dirt on the fan?

I got a Sony Vaio laptop VPCSA and its fan is noisy intermittently. At times it is very noisy and at other times it is pretty quite. I wonder whether this is caused by dirt on the fan that I can clean ...
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11answers
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How can I set the fan speed to 100% on a laptop?

I recently purchased a HP Pavilion dv7-4031. When it's cool, it works smoothly and efficiently. However when CPU and GPU temperatures reach 60c and above, the PC starts freezing up and stuttering. I ...
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8answers
521 views

Making an old computer quieter

I have an old Athlon XP computer that I've been using as a Smoothie Router for about 3 years now, after my first Smoothie router (a Pentium 2 266Mhz) died. One of the most aggravating things about ...
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3answers
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HP 4530s: Fan is Always On even When Laptop/CPU is Idle

Just bought an HP 4530s from newegg. Laptop is great, but.. The FAN is always on. I did some googling, found it is a known problem, but no easily googlable solution. Tried to: Update BIOS to the ...
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2answers
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Why can't I control the speed of my CPU fan?

I bought a new computer with an ASRock H61M motherboard and XILENCE ICEBREAKER 64 Pro PWM CPU FAN. The problem is that I can't control the speed of the FAN. I tried settings in the BIOS and with ...
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5answers
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How can I make my desktop PC cooler and quieter?

I own a three year-old HP Pavilion Elite housed beneath my desk. Last week, for the first time I opened the case of my computer and thoroughly cleaned the insides. Since then the computer runs ...
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6answers
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In which direction should an extra case fan be fixed? [duplicate]

Possible Duplicate: Optimal Fan Placement and Direction for Air-Cooling a Computer This may sound dumb but this is a genuine question. I just bought an extra fan for the case and installed ...
3
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1answer
586 views

Notebook fan spinning at max after trying Linux

I have a Thinkpad T420 (4178-BSG) I use with Windows. The fan (cpu) was always very quiet and I was completely satisfied with it. A few days ago I booted Backtrack Linux from a flashdrive and the fan ...
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5answers
4k views

Semi-random clicking sound from Macbook Pro

There is an occasional click sound coming from my Macbook Pro (17", 2.2 Ghz Core 2 Duo) I upgraded to Snow Leopard recently, but the computer was also in for service about week before that, so I ...
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4answers
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Computer fan starting to make noises, can't unscrew the laptop. Got a solution?

Some bit of paper must have been swallowed into it. Some days no noises at all. Others days it goes on and off. I can't get access to the fan, there seems to be glued plastic parts involved.
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1answer
533 views

Compatibility between 3 pin and 4 pin fan connectors

Can I plug a 4 pin fan to a 3 pin header? If I were to use a Rosewill Model RCW-FPS-401 12" PWM Splitter to split a 4 pin header in my motheboard to three 3 pin headers, would I still be able to take ...
0
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3answers
534 views

CPU overheating, the fan won't speed up, but it's not the fan

I have 2 identical PCs, with the only difference being the GPU. One of the CPUs is overheating without the fan going up in speed, but if I gently press the fan manually, it speeds up as it seems to ...
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3answers
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What is the maximum temperature my CPUs can reach before causing damage?

After my BIOS reset itself for some reason, my computer/cpu fan is running non-stop, so I installed speedfan so I can monitor the temperature of the four cores I have. I was alarmed to see three ...
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3answers
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Sony Vaio CPU fan runs at full speed after installing Windows 8.1 preview

I installed the Windows 8.1 preview on my Sony Vaio E Series 14P (http://www.sony.com.au/product/sve14a27cg) and now my CPU fan is running at full speed all the time. When I first start my computer it ...
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votes
1answer
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How can I manage the fan speed on a Lenovo thinkpad t510? [closed]

How can increase the speed of the fan on my Lenovo Thinkpad t510 running Windows 7? Is there any software or script that helps me with this?
2
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1answer
916 views

Cooler does not shut down in standby

In some computers, when I put them to stand-by, they do not shut down their fan-based coolers. Even though they go stand-by (and can be waken up with the mouse), they just don't shut up. I have no ...
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2answers
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The fan on my heat-sink is dead, how do I figure out what to replace?

The fan on my heat-sink died and I need to know how to tell what type of heat-sink it is, if there's anything beyond thermal gel that I should think about?
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1answer
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Do I need to replace my CPU or Motherboard, PC not powering on

My PC will not power up at all, after thinking it was the PSU I replaced that to no resolve. When I try to power on the PC the CPU fan will move about 1mm and then nothing. I tried all sorts, but it ...
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2answers
3k views

Did I fry my motherboard or my power supply?

I just installed a second video card (GeForce 7900 series) alongside my older GeForce 6700 Series. After the computer was powered on for about a day, I came back to find the unit dead, with the power ...
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6answers
6k views

Sony Vaio E14 upgraded to Windows 8.1 has fan on full all the time

Having a bit of a nightmare after upgrading to 8.1 - the fan is constantly on maximum. This question and other sources around the net suggest upgrading the AMD driver. I have upgraded both the ...
0
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1answer
966 views

Dell XPS 15 fan on, fan off, fan on, fan off because of NVIDIA Drivers

Many threads with exactly the same problem: http://en.community.dell.com/support-forums/laptop/f/3518/p/19371524/19848260.aspx ...
0
votes
1answer
432 views

What is the size of this video-card fan?

I cannot find any information on the size of the fan on the video card below (Sapphire Radeon X1650 Pro AGP 512MB). Can someone please tell me the size in millimeters? I even considered resorting to ...
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3answers
3k views

Why does my CPU fan stop spinning after Windows Vista starts?

It is such a strange behaviour on my Acer Aspire 5720 system running Windows Vista Italian version. I have been using my laptop for a year and recently it often shuts down immediately without ...
0
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5answers
4k views

The fan won't slow down on my Dell Optiplex 760

I have a new Optiplex 760 running Slackware v13 (x64). The power supply fan comes full on when I turn on the box and never slows down. I'm expect it to slow down after it senses the load/heat, but ...