Dell DimensionTM 8400 PC Desktop "dimension high fan" Questions

dell dimension 8400 fan problems dimension 8400 -upon power up the fan start running at a very high speed, nothing else happens just the fan continues at high speed Power supply needs to be checked.

...fan cyles to high speed even after all the dust clean out, and sometimes reboots by itself change the settings in BIOS, while the computer restarts, quickly press F2 or the DEL key on your keyborad ...

fan kicks on high sounds like a vacuum cleaner running. and it is not hot. Boot into the BIOS (press F2) and look for a "Thermal Setting". Make sure it's not set to the highest setting. You can adjust

...Dimension 4700 and I cannot get it to run quietly like I believe it used to when I bought it new. I switched out the PS and theres no improvement. The power supply has been putting out very warm air. ...

High Hard Drive Temperature I have a Dimension 5100 with it's original Western Digital 160gb hard drive. The literature says the operating temperature up to 30 degrees Celsius. Mine is running at 46 ...

...Dimension 5150 The board is a Connolly E187242 F2. What other boards will fit the chasiss and be compareable to the old board Hello, The dell part number for the motherboard you need is # RD203 J8885 ...

...dimension 5150 do i need extra power to it This high end video card that you just upgrade to requires a high power supply , so this can really be a power supply issue so trying a high power supply ...

...dimension 5150 the fan is really noisy and sounds like its going full blast all the time.we can hardly hear the telly over it. Your fan is most likely in need of a cleaning, or straight out ...

...Dimension 5150) Solution is to Thoroughly clean the top of the Processor's case, and the bottom of the Heatsink, and correctly apply fresh, new thermal paste. (Average cost of thermal paste for this ...

...Dimension 4700, the cooling fan runs on high ad the power light is solid yellow. Hard drive light never lights up at all? Power supply problem? Sounds like it to me. Could also be motherboard, or CPU ...