Dell Laptop Cpu Fan Starts Then Stops

Bought a psu tester and everything passes on the psu. Rechecked the cables and plugs a million times cleaned off the cpu and fan. Hi all hoping someone can help me.

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Remove the battery ac adapter and the power cable.

Dell laptop cpu fan starts then stops.

Press and hold down the power button for thirty seconds to drain any excess static power. Disable processes causing cpu fan to remain constant first launch task manager press windows key x task manager then click the processes tab. This clears your ram and is like hardware reset. Remove the battery and charger ac adapter power cord from your dell notebook press and hold the power button for 20 seconds to discharge any residual current inside the laptop.

I realised that the cpu fan was. My dell laptop m501r suffered a blue screen and wouldn t reload windows. After it turns off and on repreatedly for about 30 seconds 4 seconds on 4 seconds off 4 seconds on etc there are 2 short beeps made by the computer. Laptop turns on then shuts off.

Click the cpu column to sort applications and. Use a can of compressed air to remove dust or debris from the air vents dust filters if any and cooling fan fins. 1 disconnect the power cord from the back of the computer open up the case. 2 wear an anti static bacnd or at very least discharge your static by touching a metal surface.

Refer to the user manual of your dell pc. Eventually i just re installed windows re formatting the hard drive but everything was running slowly after about a minute or two of running windows. Switch off the system. Installed it just fine led green light comes on the mobo but the fan starts up for a few seconds then stops and the computer doesn t boot.

Check the air vents on the pc for dust or debris. Please release static power and check if the system is working fine follow the steps below. Air vents may be located in various places depending on the pc model. Replace the battery and charger ac adapter power cord and turn your dell notebook on.

Was convinced it was the mobo so we bought a new one. 3 disconnect the main 20pin atx power connector from the motherboard the square 4pin atx2 power connector. Computer won t start fan repeatedly starts and stops and starts and stops and with 2 short beeps.