That the cooling fan is not functioning properly
Testimonial: "How can I determine whether cooling fan is the problem?"
Shella To determine if its the fan put your ear close to the fan outlet and detrmine the ticking noise. The fan should spin quite fast as well without any such noise. If you have the case open you can see and hear the fans more easily to work out which one is making all the noise. Bearings are usually what make the click. If they eventually jamb up which they will do the fan will stop The boards will overheat and your PC will getb so hot parts will melt and pop! and you will have greater expense than a $10 fan replacement.
The power supply has a fan ( large silver box with many multi colored wiores coming from it) if that fan fails the power supply has to be replaced as a whole unit if the fan is a problem and that is about$120.00. The case fans are cheaper and easier to replace, as i said about$10.00
Cheers and good luck
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Have you ever cleaned out the inside? Dust collects everywhere. Check the fan(s) operation, the one on top of the CPU and the one in your power supply especially. Power supply fans are notorious for going bad.
Note: The above is for desktop PC's. If you have a laptop, you still have cooling fans and may need to clean the unit out inside with compressed air.
Testimonial: "Waynerd - thank you so much. I have never opened the tower and checked for dust on the fans. This does makes sense judging by amount of dust nearby."
Sheila,
You will need to open the case and visually inspect them when power is applied. They should spin freely as soon as the power is turned on.
The power supply fan should be visible from the back of the PC. Again it should spin as soon as power is turned on.
One last thing...you can use "canned air" that is available in any electronic/office supply store to blow it out. Best to take it outside to do it.
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The computer could be overheating and causing it to shutdown (ie thermal overload problem). This is usually causes by the fan and heatsink being clogged with dust or the fan could be faulty and not spinning freely.
Remove the dust from the fan and heatsink assembly and if the fan is faulty then replace it.
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