Installing The Display Assembly; System Board; Removing The System Board - Dell Precision 5520 Owner's Manual

Installing the Display Assembly

1 Place the palm-rest assembly at the edge of the table with the speakers facing away from the edge.
2 Align the screw holes on the palm-rest assembly with the screw holes on the display hinges.
3 Replace the six M2.5 x 5 screws that secure the display hinges to the palm-rest assembly.
4 Adhere the tape and route the touch-screen cable through the routing guides on the fan.
5 Connect the touch-screen cable and display cable to the system board.
6 Replace the screw that secures the display-cable bracket to the system board.
7 Follow the procedures in After Working Inside Your Computer.

System board

Removing the System Board

1 Follow the procedures in
2 Remove the:
a base cover
b battery
c fans
d heatsink
e SSD
f memory module
NOTE: Your computer's Service Tag is located under the system badge flap. You must enter the Service Tag in the
BIOS after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can re-
connect them correctly after you replace the system board.
3 Remove the M2x2 screw securing the metal bracket for the LVDS to the system board [1] and remove the bracket off the computer
[2]. Then, disconnect the LVDS cable from the system board [3].
24 Removing and installing components
Before Working Inside Your Computer.