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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Motherboard fans not reporting speed

I have a Gigabyte GA-X99-Designare motherboard, and it's not reporting fan speeds to the OS. I've tried SpeedFan and HWMonitor (Windows 10), and HWSensors and iStat Menus (OS X). Same results in ...
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1answer
3k views

MSI Control Center doesn't save fan speed settings

My problem is that MSI Control Center, for fxa990-gd65 motherboard, doesn't save the fan speed settings and resets them every time you shut down / restart the PC. It even has the save/restore ...
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2answers
10k views

One out of my two system fans is not being recognized by the motherboard

I have an MSI 970A-G43 motherboard and I have two Rosewill RFX-120 fans connected to the sysfan1 and sysfan2 connectors in the motherboard. The fan connected to the sysfan2 port is not being detected ...
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1answer
16 views

Control fans speed relative to higher temperature

Hi guys:)I want to control my fans' speed relative to the higher temperature that a component has in the pc.Is it possible to do?Is it a good idea?
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1answer
15 views

ubuntu does not control fan speed on acer predator

The Problem I would like the fans to automatically adjust speed based on appropriate internal temperatures. I have a dual-boot with Windows 10 and it works as expected under Windows. However, when I ...
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0answers
33 views

GPU overheating troubleshooting

I've been having overheating problems for a while now, and I'm not sure which part is at fault. My specs: Windows 10 x64. Motherboard: Gigabyte Z87-HD3. CPU: Intel i5 4670 K. GPU: AMD MSI R9 290 4G ...
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1answer
33 views

Is it safe to rapidly toggle fan speeds?

I'm trying to run a large computation on my Dell Inspiron 620 desktop, making the CPU generate a lot of heat. Unfortunately, the resulting fan noise can be quite frightening, especially at night! It ...
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0answers
31 views

How to solve heat problems Ubuntu (16.04) on MacBook Pro (15-inch, Mid 2010)

I have recently installed Ubunut, latest version (16.04) and am using EFI to boot. Minutes after starting up, the computer heats up to around 70C. I can't seem to install the applesmc-dkms. Anyone ...
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0answers
26 views

Noisy HP DL360 server and DMESG errors

I purchased a HP ProLiant DL360 server for use with Solaris testing because it was OEM hardware. The server sits in my basement and its kind of noisy. It sounds like a mini high-bypass jet engine, ...
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1answer
449 views

What could be causing my PC's fan to intermittently whir for brief period of time?

I have a Dell XPS 400 PC running Windows 7. Every so often (45 minutes or so?), the fan will make a whirring noise. It is intense, but lasts about three seconds. I'm trying to figure out why this is ...
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2answers
35 views

Crazy CPU fan runs at ~5500rpm while temp is OK

A single picture is worth a thousand words: AMD FX-4300 is my CPU, Windows 7 is my OS, my Motherboard is a ASRock 970 Pro3 R2.0. Why are the RPM at such a high level?
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0answers
50 views

GPU Flickring then it won't boot the monitor

I was just using my PC and started a movie when the screen started flickering and the AMD driver stopped working, and recovered. Then, the PC crashed and monitor showed only lines all over it (It ...
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1answer
2k views

Troubleshooting laptop fan issue on Dell Inspiron 6400

I got a Dell Inspiron 6400 from someone I know - it's basically having overheating issues. I suffer severe performance decreases (stock CPU speed is 1.5GHz - it dials down to 1GHz) because the BIOS ...
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2answers
25 views

How do i swap fans?

I have a 2 pin adapter fan that I want to swap to a 3 pin adapter fan. I bought a "3 pin to 2 pin" adapter but when I connect the adapter to the 3 pin fan, the other end doesn't have pins that can ...
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2answers
33 views

Cleaning laptop fan with a vacuum cleaner [duplicate]

I have a Thinkpad T440p and the fan seems to be dirty from no hot air coming out of the laptop. All the disassembly guides show that I need to take the whole fan assembly out but I have no thermal ...
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2answers
129 views

Can I connect 4-pin PWM fans to 4-pin voltage controlled fan headers?

I'm looking for case fans for the Asus Z170I Pro Gaming motherboard. The motherboard has 1 PWM fan header for the CPU, and two voltage controlled ones for the case. I want to buy Noctua NF-S12A fans ...
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2answers
5k views

Dell Inspiron 1564 overheating but fan not switching on, how to diagnose?

I've got a Dell Inspiron 1564 laptop that is about one and a half years old. Since about a week, the laptop started to overheat, causing it to switch off unexpectedly... The cpu fan is working ...
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4answers
2k views

fan doesn't spin

I have a dell latitude 820. The fan was blocked for a while, after removing the crap (hair, etc.) the fan didn't work anymore. I tested the fan, but that part was OK. So I think the fan controller is ...
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2answers
47 views

How fast should a hot laptop's fan spin?

I am having some problems with my T420 Lenovo laptop overheating. The fan is working, in that I feel air being blown and can hear it when I put my ear near the heat sink fins. I have noticed however, ...
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0answers
16 views

Motherboard no boot or any fans turning on

Good day everyone! Yesterday, I brought home my motherboard(biostar H81MG) together with the cpu(i5-4440) from my office and tried to make it my gaming mobo and processor. It's like a year old and ...
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3answers
751 views

Dell Dimension 2400 problem

I have a new problem with a Dell Dimension 2400 PC. Until yesterday or the day before, it was working fine, but today when I press the power button the light on the power button turns yellow instead ...
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2answers
3k views

Loud Noisy (CPU Watercooler?) Fans

I have an issue with my computer lately, I built my computer 3 months ago and I assume my CPU watercooler fan is getting louder. I have a Corsair H100i Watercooler, Intel Core i5-3570k CPU, ASRock Z77 ...
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2answers
149 views

To prevent overheating, why not turn laptop upside down?

The fans and ventilation holes are positioned on the bottom of the device, as with most laptops, as well as the HDD and other components making heat. If these items are all positioned on the bottom, ...
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0answers
47 views

Water-cooled CPU fan makes squeaking noise every 5 seconds

My Antec 1250 water-cooled CPU fan makes a squeaking noise every 5 seconds. When it does this, the other fans drop their RPMs down by about 15% for about 1/2 second. I can observe the slowdown by ...
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0answers
22 views

CPU core temps quickly at ~100°C with no load

This problem started a few month ago where this occurred a few times randomly but could be fixed with 1-3 reboots. Now this is a permanent problem: When my PC boots it takes about 5sec until my ...
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0answers
22 views

Add a Case fan Lenovo Ideacentre H30-50

I have a Lenovo IdeaCentre H30-50 and am willing to add a fan for the body. On the motherboard I have two idle 4 pin fan connectors named as PWR_FAN and SYS_FAN that are not connected to anything. So ...
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0answers
55 views

Laptop fans unexpectedly spin at full power

I have an Acer Aspire V17 Nitro (VN7-791G), the almost 2-year old model, so the rip-off model in fact: GTX-860 2GB, 16GB RAM, 1TB HDD, 256SSD, Intel Core i7-4710HQ. Hardware information: My fans ...
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6answers
3k views

What lubricants can be safely added to a laptop fan?

I've got a fan in a laptop that occasionally makes some loud airplane-like noises. It mostly happens about 10 seconds after booting up and lasts for 10-20 seconds. It also occasionally happens when ...
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2answers
52 views

GPU Fan is not spinning continuously

I have NVidia GTX 550 Ti in my desktop computer. Today, while I was working on the computer, my monitors went off (I work with dual monitors). After a while, I have recognized that my GPU fan does ...
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2answers
48 views

Out of a sudden, CPU overheating, causing crashes in apps and forced restart

I have this computer that I did assemple, since 2013. It is an i5 4690 @ 3.50 (not overclocked; I use the standard ASUS OC setup, which is set in the motherboard automatically). The video card is a ...
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0answers
35 views

Laptop black screen, no boot, only fan is spinning?

I have Samsung NP350E7C-A01US laptop. It was working like a charm. Today I removed RAM and inserted another one. It worked fine. After that, inserted old RAM, but it didn't boot. When I press ...
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1answer
30 views

Can a large power supply cause overheating?

I have a laptop which is just over one year old, and ever since I have had it, there have been some very serious overheating problems. The fan is almost always at full blast, which is incredibly loud, ...
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2answers
40 views

Cooling fan starting to give up; should I disconnect it while I wait for the replacement fan to arrive?

One of the cooling fans in my PC (there are several) is starting to give up. I think it might be the bearings that are giving up, but whatever the cause, every several minutes, it visibly slows down ...
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1answer
43 views

Lowering APU Voltage increases performance?

I have an AMD APU (A6-4400M) and sometimes performance decreases when TurboCore increases Voltage/Clock speed. I use AMD Overdrive to manage Voltage and CPU Speed cause my fan gets crazy when reaching ...
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0answers
34 views

PC turns on, monitor goes dark, fan still runs afterwards

I've been having this problem in which my PC is turned on and it runs fine for a couple of hours, or even days. But, randomly in a day while I'm using it, my monitor just goes black, saying Display ...
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1answer
61 views

Cpu overheating and bios cpu fan error

I have an i5 2550k a p8z68 mobo, and a Corsair h100 liquid cooler. As of last night the CPU started throttling and I guess overheating after 4 years no issues. Whatever, i tried reapplying new TIM/...
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1answer
134 views

My brand new toshiba fan is very annoying

My brand new Toshiba P50-C-12Z running i7 5th Gen, 1TB Storage and 16GRAM, the fan spins a lot, even if I open google chrome, or Firefox, and if I watch YouTube video it spins even though the CPU is ...
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1answer
29 views

Noctua CPU Cooler - replacing just the fan

I have a Noctua CPU Cooler [NH-U12S], and unfortunately I frayed some wires on just the fan part. Upon searching for a replacement, I'm only seeing options to re-purchase the entire heatsink, and not ...
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1answer
28 views

Are BIOS .exe update files Windows-version dependant?

I was given an old HP laptop (HP Compaq Presario F755US) which came with Widows Vista. Vista worked very slow and laggy so I decided to wipe it and install Ubuntu. Everything worked well, but since ...
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3answers
15k views

Do I risk destroying the fan if I use a vacuum cleaner on my laptop?

To get rid of dust that had gathered near the fan, I put a vacuum cleaner to the air intake (with the computer turned off). This removed the dust. It also caused the fan to rotate at a fairly high ...
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0answers
30 views

If I installed a fan at the circled location (pic inside), will it recycle air that's already within the case or draw “clean” air in from the outside?

I have been spending the last week trying to figure out ways I could improve the temperatures and airflow within my PC. However, given that it's a pre-built Dell PC, it seems like there is not much of ...
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1answer
924 views

How to control fans rpm manually on Intel DP43BF motherboard

Wonder of how can I manipulate fans' rpm on Intel BP43BF motherboard manually? I've found in Bios only setting to disable automatic fan speed manipulation, but there isn't any way to set rpm speed. I'...
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2answers
100 views

How can I make Speedfan run automatically when the PC starts?

I tweaked the fan curve on my case fan because it runs at 100% when I am gaming. So I made it run at a max of 80%, which is MUCH more quieter, and it doesn't seem to have any impact on the max ...
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4answers
16k views

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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2answers
117 views

What are the ways I can improve airflow and reduce temperatures in a pre-built PC casing without investing in extra cooling fans?

Inside of my casing: Front/back/side of casing; Just want to know if there are any simple things for me to do to improve cooling and reduce temperatures without having to invest in a new cooling ...
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2answers
1k views

What is this cable which came with my chassis fans?

I ordered 3 chassis fans for my PC but I have only 2 connector pins left on my motherboard, so I was looking at a female to male Y splitter for the connector when I found this in the box: What is ...
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0answers
44 views

Change temperature at which fan turns on?

I own a Razer Blade Stealth. Absolutely love it. Sometimes, however, the CPU temperature shoots over 80 degrees C, especially when watching videos full screen. I have done some research and found it ...
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1answer
29 views

Anti Static Spray

Can anti static spray be used inside the computer, to help all the components from collecting dust? If so, I understand the computer would need to be turned off & everything unplugged first. Is ...
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0answers
43 views

Computer fan clean has gone wrong

My fan for my laptop was getting dusty and I decided it was time for a clean. However when trying to start it back up it no longer worked. 2 weeks later I accidentally hit the power button and stayed ...
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1answer
54 views

Cpu fan does not speed up according to heat level

I have just changed my motherboard, ram and processor. Everything is going fine but fan speed when cpu heats. Fan speeds do not change according to cpu temperature. I have tried to open smart fan ...