Introduction

In this guide we will be showing you how to identify potential devices or components which may be overheating causing shutdowns.

Outils

Pièces

Aucune pièce nécessaire.

Dust acts like an insulator and contains moisture which can affect computer components if left over time.
  • Dust acts like an insulator and contains moisture which can affect computer components if left over time.

  • Turn off computer and unplug AC adapter.

  • Use a can of compressed air to remove dust from vents, fan and power supply fan.

  • Removing dust should be considered routine maintenance and done on a regular basis.

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Although a dead battery won't cause the laptop to overheat, it will cause it to shutdown unexpectedly.
  • Although a dead battery won't cause the laptop to overheat, it will cause it to shutdown unexpectedly.

  • Make sure battery connection is secure.

  • Make sure the Adapter is properly plugged into the wall and laptop.

  • Dell batteries come with a battery life indicator located on the bottom of the laptop. Press and release the test button. Each lights represent a 20% charge. If no lights are present, replacing the battery may be necessary.

  • Dell Latitude D820 Battery Replacement

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If the fan is not working properly the laptop will overheat and shutdown.
  • If the fan is not working properly the laptop will overheat and shutdown.

  • Look to see if fan is spinning and dust free.

  • Go into Control Panel/ System/Device Manager/System Devices/and look for the fan. Right click on properties to see if the device is working properly.

  • Replace fan if necessary.

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Blue Screen of Death (BSOD)
  • Blue Screen of Death (BSOD)

  • BIOS - out of date temperature table can cause heat issues.

  • Check the Dell website and download the latest BIOS. http://www.dell.com/support/home/us/en/1...

  • This photo has been modified to express generalized message on BSOD. The two lines *** are the ones that have been modified.

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If you've gotten here, you most likely have an issue with your GPU due to this recall: Dell Blog Post about NVIDIA GPU Recall
  • If you've gotten here, you most likely have an issue with your GPU due to this recall: Dell Blog Post about NVIDIA GPU Recall

  • To fix this, you can try to "re-flow" the soldier on the motherboard, which should give you a little more life out of the laptop.

  • Follow this guide to remove your motherboard: D820 Motherboard Removal

  • Once you have remove the motherboard, clean off all of the thermal paste from the two remaining chips, one NVIDIA GPU, and another Intel.

  • Also remove all stickers, foam, and plastic from the motherboard, as they will melt or catch fire in the next step

  • Pre-heat your oven to 395 degrees Farenheight.

  • Place the motherboard on a sheet of foil, on a baking sheet. Place into the oven for 10 minutes. Then remove and let cool

  • Re-assemble laptop following motherboard steps in reverse.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

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Pasco Hernando, Team 1-2, Prince Fall 2014 Membre de l'équipe Pasco Hernando, Team 1-2, Prince Fall 2014

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