Heat Sink; Removing The Heatsink - Dell Precision 5520 Owner's Manual

e Connect the right fan cable to the system board.
f Route the touch-screen cable through the routing guides on the right fan.
g Adhere the tape that secures the touch-screen cable to the right fan.
h Connect the display cable to the system board.
i Replace the four M2x4 screws that secure the right fan to the system board.
2 Follow the procedures in After Working Inside Your Computer.

Heat sink

Removing the Heatsink

1 Follow the procedures in
2 Remove the:
a Base cover
b battery
3 Remove the four M2x3 screws that secure the heatsink to the system board.
4 Lift the heatsink off the computer.
20 Removing and installing components
Before Working Inside Your Computer.