This 3D experience gives you the step by step process of replacing the Heat sink and a Dell Pro max16 MC16250. The procedure will also include removing the Base Cover, Battery Cable and reinstalling them.
Removal
Base Cover
Identify the base cover highlighted in blue.
Loosen the captive screws that secure the base cover to the palm rest assembly.
Use a plastic scribe to pry open the base cover at the gap near the display hinges.
Use a plastic scribe to pry open the base cover, inserting it at intervals to release the top, left, right, and bottom edges.
Lift the base cover off the palm rest assembly.
Battery Cable
Identify the battery cable highlighted in blue.
Disconnect the battery cable from the system board.
Press and hold the power button for 10 seconds to ground the system and remove residual static electricity.
Heat sink
Install
Heat sink
Battery Cable
Identify the battery cable location highlighted in blue.
Connect the battery cable to the system board.
Base Cover
Identify the base cover location highlighted in blue.
Align and place the base cover on the palm rest assembly, and snap it into place.
Tighten the captive screws to secure the base cover to the palm rest assembly.