Welcome to Del Tech support.
In this video. We'll go over the steps for performing a part replacement on your Dell PC. Remove screw to slide out DVD drive, unscrewed bottom base, then use fingers to separate palm rest from base, then unscrew and remove bracket. Next disconnect battery.
Now unscrew and remove battery, then unscrew he'd sink. Now, disconnect and remove heat sink. Now unscrew and remove bracket. Now disconnect antenna and remove wireless card.
Now disconnect and remove CMOS battery. Now unscrew and disconnect interposes circuit board, then unscrew and remove USSB SD card circuit board.
Now unscrew and remove hard drive, then disconnect hard drive adapter, then disconnect and remove speakers, then disconnect motherboard.
Now unscrew and lift right. Hinch, then unscrew and turn over motherboard. Now disconnect and remove motherboard. Now unscrew left H and remove display assembly, then unscrew and remove DC jack. The remaining piece is the palm rest. Once replaced your PC should be ready to be used again.
Thanks for watching.