Dell Dimension 4700C PC Desktop "fan power" Questions

fan power coming from the motherboard. So the question is, other than the socket where the CPU fan plugs into the mother board, is there a fuse or other connector, or a software switch I can set, that

...fan would come up. If anything the problem is your power supply. First make sure all the power connections coming from the power supply to the motherboard are all snug. Check to see if there is a ...

...fan of the power supply rotates for a short time and stays off. when you press down the power button the power light power shortly lights up and fan of the power supply rotates for a short time then ...

...fan or the power supply fan or the system fan try to screw them tighter to the case or power supply if one of your fans gets stuck you could loose your proccessor if the noise is still there try to ...

cooling fan that is on the power unit. if the power unit fan is not running when you push the power button to power up the PC, replace the power supply. if the fan is running, replace the mother board

Power Supply fan also? Does the LED Power On light light up? How about the Harddrive activity LED light? So far from your brief diagnosis given, it would seem you have a bad Power Supply. Weak voltage

the power supply fan is the noisemaker. Also check for a fan on the video card. Check to make sure there are no wires or debris that could be lying against the fan blades.My guess is #1 is the culprit

power supply fan on boot. If its working check the CPU fan Regards u have a bad power supply thats what dells are designed to do when the power supply goes bad. The power supply fan maybe spinning but

fan? Most Dell pc come with a below average power supply. I recommend replacing your power supply with a better one. Do a search on Google for a good replacement power supply for you Dell 8400. Please

...power supply & processor fan does come on but nothing else want to power up? I've taken out the processor fan to check for any bent pins but all is good! Any advise please!!? You confirm all the ...