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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Do fanless NAS devices exist? If not, can I build one myself?

I'm interested in finding a fanless NAS with at least two drives for silence and reliable storage (RAID 1), but I haven't been able to find anything. Do these exist? Or does having a CPU in the NAS ...
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How do I properly install a fan in my computer case?

I have a new desktop PC with Intel Core 2 duo. I now just buy a cabinet fan and I need to place it on the back side of the cabinet just below the SMPS. How can I place it there with appropriate ...
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314 views

Could a missing blade of a fan result in hardware failure

I'm using an example that I have just encountered, but it involves a more general question regarding computer hardware and airflow. For some reason my NVIDIA 9800 GT fried, I've actually no idea why. ...
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Windows 7/ATI graphics: GPU fan speeds up when display goes into sleep mode

I am using Windows 7 Professional 64-bit with an ATI Radeon HD 4870 video card with latest drivers (Catalyst 12.4). In normal desktop Windows use, the fan of my video card powers down and is so quiet ...
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Installing a case fan: What to do when there's no spare 3-pin and no Molexes at all?

My fan came with a 3-pin connector and a little extension cord to piggyback on a Molex if necessary. It seems that the only kind of power connector my PSU has is the ATX 1.3 (i.e. SATA), and there's ...
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Brand new Mac Pro tower fan suddenly runs full-tilt

My Quad-Core Mac Pro tower is two days old. Initially, I was impressed with how quiet it was compared to my older Macbook Pro. Then on day two, for some reason it started running very loudly. It's ...
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Is a “System Temperature” of 51 degC (123 degF) normal / OK?

My reported System Temperature (when idle) is considerably higher than all other reported temps on my (new) machine. When Sys Temp is 51C, other reported temps are: GPU is 36C CPU is 27C HD0(SSD) is ...
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622 views

Antec 900 fan plugs are not compatible with PSU or motherboard

I have an Antec 900 case, which has two small fans in the front, a large fan on top, and an exhaust fan in the back, all of which have individual power cords/plugs. They look identical to the piece on ...
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Graphics card fan stops intermittently. Is it normal?

I notice that my graphics card's fan sometimes stops running for a while, and then after that it runs again. Is it normal or Is it supposed to run all the time?
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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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Quadro FX 3800 fan goes crazy on bootup

I have a Quadro FX 3800 whose fan goes to max speed when the computer is turned on, and it's extremely loud. It only settles down when Windows boots up and loads the driver for it. Is this normal ...
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175 views

Power only Fans from Power Supply Unit

I have a PSU that I want to use to power two 120mm 12v fans. This power supply is not connected to a mother board. The fans came with an adapter to plug them into Molex cables. I have connected the ...
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2answers
157 views

How to clean green gunk off case fans?

I just bought a used custom-built computer locally. In the process of checking the hardware, I notice that the case fans have accumulated a lot of green "gunk" and I've tried wetting the edge of a ...
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4answers
387 views

How do I find a replacement fan for an IBM T40?

The fan in my IBM T40 has died. I have taken the laptop apart and I see that it no longer spins. It kinda whirs for a bit and then stops. I've found some replacement fans on E-Bay for $10. What ...
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2answers
263 views

Air Cooling versus liquid cooling in humid environments

Okay here's the deal I live in Nebraska and I am a PC enthusiast. Now as the rest of my fellow Nebraskans hit the corn fields this summer I mess with my PC to figure out the best way to cool it. ...
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71 views

How to remove fan and cooler from motherboard?

I have mb ECS 945GCT-M2 and want to remove fan and cooler in order to clean them, but I can't see any screw or something to make them off. Any help pls, and any additional advice ? here is the ...
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Enable CPU fan always on

I am using 3 years old overheating laptop and I want my CPU fan to be spinning 24/7 regardless of the consequences. How to make it spin? The problem is that CPU & GPU heats up to 68°C (154 F) ...
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HD3870 fan doesn't spin

I found one similar question on superuser.com but it doesn't answer for my problem. Today I noticed that my graphics fan doesn't spin at all. It's Radeon HD3870. I found some 'adivce' on the Internet ...
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1answer
494 views

Video card is a little noisy. Coffee type grounds near the fan

I have a Palit Nvidia GTX-460 PCie card. Half the time it is a little noisy. A light rattle and a light squeak. I have taken it out and have made the following observations. The fan is not hitting ...
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3answers
405 views

Would this short circuit?

My computer case has a built in fan which uses a Molex 8981 connection for power, but before reaching the fan, the wires split to form another male molex connector. My problem is that if I was to ...
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655 views

GPU overheating

I have an nVidia GTS250 that, in the last couple of months, has decided that it has a problem with newer games. Older games are fine, but anything made in the last couple of years will eventually make ...
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1answer
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Problems with chip fan and CPU fan

I have a five-year-old ASUS motherboard that has been working fine for me for years, until I attempted to power it on yesterday and got a CPU fan speed and chip fan speed warning. Cracking open the ...
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External harddrive cases - Is a fan recommended?

Is a fan recommended for a an external harddrive case and does it significantly prolong the life of the harddrive? Does the answer change for slower harddrives (5200RPM)?
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Adding extra fan on my setup. please advice on proper Exhaust or Intake of Fan

I modified my computer case so that I can add more computer fan to make my computer cool this summer. I need your thoughts on how I can improve my idea and I'm open to all of your advice. Status: ...
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279 views

Monitoring systems fans and temperatures

I am trying to use GKrellM (http://members.dslextreme.com/users/billw/gkrellm/gkrellm.html) to monitor my system's fans/temperatures (I am trying to undervolt the fans a bit to make the systems ...
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strange problem with my motherboard

i have strange problem with my computer. i tried to turn it on, the computer was started ok, but i didnt see anything on screen. i tried to understand what cause the problem. its was'nt the HD or ...
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MacBook Pro Fan Always Kicks on After a Few Minutes of Inactivity

Over the past couple of weeks, I've noticed that my macbook's fan ALWAYS kicks on after a few minutes of inactivity. It doesn't seem to matter how many programs I have open or what I was doing ...
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Anyway to diagnosing a laptop fan issue without physical access to the fan?

I have a Dell Inspiron 9400 with a Nvidia GeForce 7800 video card. The fan on the video card seems to not be working as it get extremely hot on the side where the video card is. I can see the fan ...
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Does running a computer with the case open mess with the airflow/cooling? [closed]

My friends say that it should actually improve the cooling since there is more air available to it, especially the CPU fan. I have to admit that it at least looks like it would stay cooler. I ...
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2answers
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The cooling fan works on max

The fan on the board (and the processor) sometimes decides to go nuts and works on max power. I look in the Task manager and there is no process that loads the CPU, HDD or the memory. The fan is clean ...
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1answer
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Removed and re-installed SDRAM chips, computer won't boot (Fans on full blast)

I've made a horrible mistake! My boss's computer has been having problems lately and he suspected they had to do with his solid state drive. He asked me to swap his SSD with another identical computer ...
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Windows 8 100% Real CPU Usage by System Idle Process

The problem seems easy at the first glance but is a little more complicated. The machine (Lenovo laptop) has Windows 8 Pro, a Intel Core i7 and all 4 cores run at 100% . The fan runs at full speed the ...
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HP Pavilion dv6 overheating, how do I set fan speed to 100% all the time?

So I have a HP Pavilion dv6, and it works fine. But when I play, say, Minecraft, the temperature jumps to around 60c-70c. I wouldn't be bothered by this, but I bought this computer and played ...
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Ubuntu/Toshiba Fan Speed Issue

I am using Ubuntu 11.10 AMD64 on my Toshiba laptop (L505D-S5965). After I boot into the OS, my fan works perfectly being mostly quiet. Recently, I noticed that whenever I resume from system ...
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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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1answer
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GPU fan making noise intermittenly

A few weeks ago I purchased a GT 430 for my desktop and installed it. Upon booting the machine I heard a fairly loud noise that I figured was a stray cord hitting a spinning fan. I shut down the ...
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1answer
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Fans not turning off when custom built computer sleeps

I just finished building my custom PC, and I have two 80mm fans that have molex connectors, but not the three pin cables that connect to the motherboard (mine is a MSI H55M-E33). So, I just connect ...
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1answer
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How to control fan speed on Compaq Presario under Ubuntu?

I have a Compaq Presario R4000 running Ubuntu Linux 9.10 karmic. The system runs very hot and one of the fans is wither never running or always running at the slowest speed. For a while I thought the ...
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How can you control the speed of fan that comes with the Antec Sonata III case from the outside?

The Antec Sonata III case comes with a nice 120mm fan that has a 3 speed switch. Most of the time the fan is fine on low, but for games or other taxing workloads I need to switch it to medium or ...
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1answer
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Help me understand SpeedFan settings

My computer fans speed up and down whenever my cpu use twitches. The varying sound of the fans is very annoying so I installed SpeedFan to try to fix this. I have fiddled with the SpeedFan settings ...
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1answer
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Resetting default fan settings (smcFanControl)

I'm currently the process of fixing a friends Mac, they have smcFanControl installed, how do I go about resetting the mac back to it's default settings and get rid of what ever control smcFanControl ...
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1answer
91 views

How to cool my laptop?

I've a 4 year old laptop that is consistently running 60-70 degrees Celsius. I cleaned the heatsink and replaced the fan as it was previously running at 90 - 100 degrees and although it was clearly ...
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1answer
58 views

Is my shift hitting the fan?

On my laptop, an odd problem has developed. Whenever I press my left shift key, I hear a funny high-pitched sound like something is spinning against it. No other key causes the effect. Is this ...
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2answers
124 views

CPU Fan intermittently spinning to 100%

Lately my CPU fan has been roaring along at 100%, and I'm having trouble figuring out why. It will, at one moment, be running quietly, and the next moment blazing at 100%. I haven't changed anything ...
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1answer
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Increase fan speed

I'm currently trying to speed up my fan in an attempt to keep my laptop cooler and running a lot smoother when gaming. I've tried using programs such as speedfan and these can't access my fan. I ...
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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?
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Hardware issue: computer plays beep sounds at startup, and then turns off

Turns out that after moving, my computer got damaged somehow. I installed my computer 2 days ago. I didn't check the state of the hardware parts and turned the pc on recklessly, not realizing that the ...
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1answer
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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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1answer
277 views

Can you stop fan of disabled video card?

I have Radeon HD4290 onboard and Radeon HD6850 in PCI-E slot. Onboard card is sufficient for most use cases, but occasionally I'd like to turn on HD6850 to play a modern game. But even if the HD6850 ...
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3answers
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Laptop fan always on with AC, not always on with battery, despite being configured

My laptop occasionally gets somewhat hot, so I've configured my power plan in Windows 7 so that the fan should always be on whether powered by AC or battery. However the fans don't always run when ...