Power off while updating pc
Strike F1 key to continue, F2 to run the setup utility. The PC may exhibit symptoms such as sluggish performance, battery does not charge or AC adapter error message within Microsoft Windows operating system.AC adapter error messages can be caused by any of the following: Warning: Dell does not recommend using 3rd party or non-Dell branded AC adapter or batteries on a Dell PC.The part of the heatsink which covers the graphics chip might have thermal pad on it instead of regular thermal paste. I usually use Shin-Etsu paste which is relatively cheap and performs well. After applying new paste, install the cooling module back in place. Do not forget to connect the fan cable to the motherboard!
If the damage is severe enough to expose wires, you should discontinue using the AC adapter.Have you ever wondered how to turn off an i Phone or i Pad? While most users keep their i OS devices turned on all the time, sometimes users may need to power down a device completely, be it for storage, shipping, to preserve battery life, or whatever other reason.