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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Computer Fan Placement (only 1 fan) [duplicate]

Possible Duplicate: Optimal Fan Placement and Direction for Air-Cooling a Computer I'm currently working on a computer that only has one large fan. The case has both front and rear cut-outs ...
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6answers
2k views

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 ...
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1answer
661 views

How fast will a fan run on Molex? [duplicate]

Possible Duplicate: Buying A Computer “Case” Fan… Does It Always Run At 100% Unless Told Otherwise? I don't have quite enough 3 pin fan slots on my Motherboard so I'll need to run at least ...
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1answer
669 views

My Geforce 580 gtx creates an airflow dilema. Will reversing the direction of the front case fan solve it?

Apologies if this is the wrong place for hardware questions. I did look through the list of stack sites and this site seemed to be the best (Computer enthusiasts). Key: Yellow arrow: fan airflow ...
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1answer
459 views

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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0answers
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Setting up profile for Aer V3 for Fan Control by Pherein TO SPEED up the fan

It is really hard to gain control above the fan speed in laptop. I have Acer V3-571G i-3110,Nvidia 630GT. I want to speed up a fan. Program: http://www.ratedsearch.net/rated-file/rs5ef9b4f8hfi0# ...
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1answer
5k views

How to control fan speed on Acer V3-571G

Speed fan, Gpu Tweaker any many more do not detect any fans on my laptop. How can I gain control above them? My computer is getting warm really fast and I would like to do something about that. Acer ...
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1answer
164 views

BSOD's + fan is not working as well

I keep getting a BSOD, varies on when it hits. Here is the error: Problem signature: Problem Event Name: BlueScreen OS Version: 6.0.6002.2.2.0.768.3 Locale ID: 1033 Additional information about the ...
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1answer
2k views

Laptop CPU fan not working properly

My laptop's CPU fan is suddenly acting very bizarre, and I am at a loss for what to do so I am asking for some help. Specifically, the fan is not even starting to spin until the CPU reaches 60 ...
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1answer
1k views

Can I daisy chain two chassis fans together?

I have two 120mm fans in the front of my machine and I'd like to connect them as chassis fans, but I'd like them to share the same 4 pin connector on my motherboard so that they both scale up and down ...
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1answer
1k views

How to reduce chassis fan speed with software?

I have replaced an old broken motherboard in a Dell Inspiron (slimline chassis) with a Asus P5KLM-AM motherboard. Now the chassis fan runs at full speed (3750 RPM) at all times, which is very loud. ...
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1answer
466 views

What is the effect of internal temperature on laptop lifespan

I have a few months old Samsung Series 7 laptop with an i5 CPU (T-junction 100°C). It has a silent mode feature, which turns the fan off (or greatly limits its speed). I'm wondering if it is safe to ...
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1answer
147 views

Chipset fan on the frtiz - compressed air hasn't fixed anything - is there anything I can do? [closed]

Yesterday, my computer started to make an annoying whining noise. Knowing that this is likely a fan issue, I opened the case and proceeded to determine which fan was causing the issue. I got some ...
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3answers
3k views

Turning display off makes CPU burn up and fan gets really loud on sony laptop with windows 8

My laptop display will turn off for two reasons: Either I leave my computer idle and the display automatically turns off, or I close my lid and then just the display turns off. When I am using it, my ...
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2answers
8k views

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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1answer
169 views

Grinding noise when Macbook Pro connect a second monitor

Almost every time I connect my Macbook Pro (Earlier 2011) to a second Monitor. It will generate small but very grinding noise (hard to ignore that noise unless I play songs or let the fan speed go ...
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1answer
597 views

ATI / AMD HIS HD 7870 Graphics card fan speed below 16% / 20% 26%

I bought a AMD / ATI HIS HD 7870 to replace my old HD 4870. I noticed that the fan speed does not scale with the temperature: The fan speed does not get below 28% (read from catalyst / automatic fan ...
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2answers
7k views

System fans connected to a Gigabyte Z77-D3H motherboard do not increase in speed

The motherboard (Gigabyte Z77-D3H) controls my 3-pin CPU fan just fine. My system fans are a 3-pin fan (plugged into SYS_FAN1), and a 4-pin fan plugged into SYS_FAN3. All 3 of the system fan headers ...
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2answers
2k views

Excessive CPU fan noise due to MS office 2013

My desktop computer was making too much noise.. I guess it was CPU fan because graphic card fan and case fan was normal. I checked cpu usage in task manager and was so surprised that ...
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1answer
4k views

Error: CPU Fan has Failed! PC will automatically power down

All of a sudden my HP Pavilion a6357c has started having issues with the fan. Whenever it boots up, the error message in the title appears and the computer powers down. After a few attempts the ...
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1answer
114 views

Very Hot P4 3.4 GHz

My Pentium 4 3.4 GHz is running hot even with a new fan on my case's heatsink (80mm rated at ~ 40 CFM). If I stress the CPU, it goes over Intel's maximum temperature rating. I'm contemplating putting ...
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1answer
3k views

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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0answers
399 views

Replacing a Shuttle Variable Speed Fan

As I noted in another question, I replaced a 2.6 GHz Pentium 4 with a 3.4 GHz Pentium 4. Unsurprisingly, it causes my little Shuttle XPC to ramp up its variable speed Sunon KD1208PTB1 80x80mm fan ...
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2answers
2k views

Why does my laptop shut down, does it get too hot?

When I play games, or use powerful-applications such as Autodesk Maya, my laptop just shuts down, ofcourse without any warning at all. This is what I've tried so far: Cleaned my fan, completely! ...
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3answers
4k views

Is the samsung series 9 silent mode safe?

The Samsung series 9 comes with a "silent mode" : when activated, the fans are stopped (at least on mine, the 15inch version, you cannot hear a thing). I just want to make sure that there is no risk ...
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3answers
1k views

Computer shuts down without warning

I have a problem with my Packard Bell EasyNote TS11HR laptop. Whenever I play any games, my computer just shuts down after 5mins playing. Without any warning at all. I already did some research on ...
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1answer
696 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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1answer
167 views

Why does my computer keep going “blank”?

I have Ubuntu 10.04 on my computer but am currently trying to install Elementary on it. As soon as I turn my computer on, it gets really loud trying to load the disc, which I assume is normal. Well, ...
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0answers
63 views

How to wire chassis fans to controller

This is my first build and i'm using a case with 7 built-in fans. I want to wire them to a controller, but they all have LED's.There is also a button on the case that shuts off the LED's as well as ...
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3answers
6k views

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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3answers
4k views

Check that Laptop Fan is Functioning Correctly on Linux

I just completely disassembled and reassembled my Dell Studio 1555 laptop. I had to remove the hard drive, WLAN card, unplug optical drive, display connector, even the motherboard to get to the fan. ...
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2answers
240 views

Can magnetism from a custom cooling pad interfere with the laptop?

I made a custom cooling pad for my laptop and want to connect the fan below my laptop with the help of tape to the vent at the bottom of my laptop. Can the magnetic waves produced by the fans motor ...
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1answer
632 views

What does the fan speed sensor really report?

I have an overheating issue on my netbook (ASUS EeePC 1015PW), which I'm trying to troubleshoot. Using lm-sensors while overheating gave me this output : acpitz-virtual-0 Adapter: Virtual device ...
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1answer
694 views

What is a pump failure on a computer?

So I have this computer at my work that was giving me an error "Alert! Hard Drive fan failure." Well, I replaced that fan and then when I was bringing that computer back up, I received the following ...
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1answer
686 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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184 views

Odd fan speed show in Speedfan

I just made some maintenance to my computer. The fans were replaced. When I check the temperature with Speedfan, there is an odd fan speed showing up. Should I check the fan? Or it is a bad ...
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1answer
490 views

Laptop fan buzzing sound [duplicate]

Possible Duplicate: Why is my computer fan so loud? 3 days ago my HP dv6 fan started making buzzing sound. At first it was un-noticable but yesterday It got a bit louder and my notebook ...
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2answers
656 views

Chassis fans and power LEDs still work in Hibernate

I have ASRock Z68 Extreme3 Gen3 motherboard recently updated to 2.20 BIOS version. OS is Windows 7 x64. The problem is after that update full hibernation (by that i mean full system power off) stopped ...
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1answer
1k views

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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2answers
1k views

Laptop turns off after 20 minutes of use

My laptop a sony vaio VGN-NW11S http://www.trustedreviews.com/Sony-VAIO-VGN-NW11S-S---15-5in-Laptop_Laptop_review. Everytime i turn it on, in safe mode or not, if i try to open an application i.e. ...
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4answers
4k views

PC not running for more than 15 minutes after cleaning CPU fan

I thought that my CPU fan was gathering too much dust. So I removed it (just the fan), cleaned it and re-attached it. Now my PC only runs for approximately 15 minutes, then the CPU shuts off. It ...
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1answer
5k views

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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4answers
12k views

Why do computers often spin up the CPU fan to high speed momentarily when powered on?

Many computers spin up the CPU fan to high speed the moment they are powered on, even before POST, before settling down to normal operating speed. While this behavior seems normal for the most part, ...
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3answers
3k views

How can I know I'm buying a heatsink that will work with my CPU?

How can I find out what CPU heatsink and fan will work for my system? If a system is shutting down after being used extensively for gaming or other intensive activities, I would assume it is over ...
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2answers
20k views

Should I connect my case fan to a pwr_fan or chassis_fan header?

My ASUS P8Z68-V PRO/GEN3 motherboard has the following fans: 2 x Chassis Fan connector(s) (1 x 4-pin, 1 x 3-pin) 2 x Power Fan connector(s) (3-pin) The fan cable connector has three pins (and it ...
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724 views

Speedfan won't automatically regulate

I used to have Speedfan regulating my fan speed automatically, but ever since I've reformatted, I can't get this to work. I've done the following: In Temperatures, I have only CPU checked with CPU ...
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1answer
107 views

If no cores are online in a CPU, it would be safe to turn off its fan?

I think the question is self explanatory: I have a server (running Linux) which has 2 CPUs with 2 cores each. I know how to turn off cores and fans pragmatically. If for example, I turn off both ...
2
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1answer
501 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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2answers
665 views

Does a chassis fan DC12V 0.18a have higher RPM than one with DC12V 0.16a?

I am going to purchase a few chassis fans (12cm) for my computer and the salesperson told me that a fan with DC12V 0.18a has higher RPM than one with DC12v 0.16a. I don't know anything about ...
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2answers
5k views

How to determine why the fan is running on MacBook Air?

I have a MacBook Air with OS X Lion and the fan started running loudly. I presume it is because the system is overheating and would like to determine the cause. What tool can I use to see what is ...