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17 views

Can brushless & fluid bearing PC fans **NOT** overwork and burn / break?

I have been told that brushless PC cooling fans with dynamic fluid bearing (where oil doesn't "Run out") can not over-work or burn even under high physical air pressure blocking the airflow and making ...
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1answer
81 views

How can I set the laptop fan speed to 100% manually?

I would like to know if there is a way to set my laptop fan speed to 100%. I want something that I can assign a key to, so when I press combination of keys my fan speed will boost to 100% and pressing ...
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1answer
38 views

Connect multiple DC Fans Together [closed]

How can you mechanically secure multiple DC fans together to form a fan array? I would like to create a 4x2 array of 120mm DC fans using Sunon MEC0251V3-000U-A99 (120mm x 120mm x 25mm). I tried 3d ...
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2answers
27 views

Should thermal compund be replaced after the heat sink is taken off?

I recently took apart a Dell Inspiron N5110 Laptop to clean the cooling fan and other stuff. This involved removing the heat sink as well. I did not put on new thermal compound when I put things back. ...
2
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1answer
55 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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1answer
45 views

Where to point external fan on graphics cards

I was redirected to here to ask my question. I have two graphics cards running 24/7 along with a small fan to help keep them cool. One card is in the motherboard while the other is raised on a rack, ...
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0answers
56 views

Using electrostatically charged air filters on computer fans? Will I just be blowing charged particles into my case?

I've searched long and hard to try to find a straight answer to this question, but there seems to only be information on how electrostatically charged air filters work (you know, the kind you put on ...
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2answers
2k views

My CPU fan is running very high speed even with less cpu usage

Everything was ok yesterday , but now i have seen that my CPU fan is running constantly at very high speed. I tried restarting it. Before when i turn on the PC then fan used to run very high speed ...
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2answers
540 views

What should I look for to have a silent external harddrive

I want a HD as a home media-server, it will always be on. Most of the time it will not be used, and it should be very silent and not to warm when not used. Should be Regularly priced powered 2-3T ...
2
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2answers
226 views

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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3answers
597 views

In a laptop cooling fan, what are the grills (for air flow) called? And what's heat sink?

My laptop's cooling fan is pretty much identical to this: (Image credit) As detailed in the question, I would like to know what the grills on the side of the fan, which enable hot air flow out of ...
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2answers
492 views

What is wrong with my computer case air circulation. My CPU goes up to 80 degrees

So I assembled this computer and I think I made a mistake with the fan positioning. My CPU temp goes up to 80 degrees and I have to open the case and put a fan under the case to bring it down. It ...
3
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1answer
108 views

Fan flow direction

can someone tell me how can I place my fans for optimal cooling. My main problem is in fan #1 and #3... I don't know what is better: change flow direction of fan #1 or change flow direction of fan ...
0
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1answer
110 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 ...
0
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3answers
372 views

How to turn up the fan in the notebook to prevent overheating?

My Dell 15 inch Studio notebook recently is turning itself off, and I will touch the base of the notebook and usually it is fairly hot. So there must be some design problem or after installing ...
6
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3answers
3k views

How do i measure the size of an unknown computer fan?

I recently picked up an old system with fairly noisy fans. I'd like to replace them, but the fans themselves don't have any mention of their size. Now, I know that there's standard sizes like 40, 60, ...
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1answer
461 views

Are Laptop Cooling Fans That Suck Hot Air From Vent Effective? [duplicate]

Possible Duplicate: Are Laptop Cooling Accessories (Pads, external fans, etc.) Effective? I am not talking about cooling pads, but cooling fans like these: