Installing The Keyboard; Heat Sink; Heatsink; Removing The Heat Sink - Dell Latitude 5490 Owner's Manual

Installing the keyboard

1. Hold the keyboard and route the keyboard cable and the keyboard backlight cables through the palmrest in the system.
2. Align the keyboard with the screw holders on the system.
3. Replace the five (M2x2.5) screws to secure the keyboard to the system.
4. Turn the system over and connect the keyboard cable and the keyboard backlight cable to the connector in the system.
NOTE: When reinstalling the chassis frame ensure the keyboard cables are NOT under the lattice , but run through the
opening in the frame before connecting them to system board.
5. Install the:
a. keyboard lattice
b. battery
c. base cover
6. Follow the procedure in

Heat sink

Removing the heat sink

NOTE: This procedure is only for the UMA model.
1. Follow the procedure in
2. Remove the :
a. base cover
b. battery
3. To remove the heat sink :
a. Remove the four (M2x3) screws that secure the heat sink on the system board [1].
NOTE:
● Remove the heat sink screws in sequential order as indicated on the heat-sink.
b. Lift the heat sink from the system [2].
After working inside your
Before working inside your
computer.
computer.
Removing and installing components 27