Installing Heat Sink Assembly; Led Board; Removing Led Board - Dell Latitude 7480 Owner's Manual

b. Remove the M2.0 x 5.0 screws that secure the heat sink assembly to the system board [2].
NOTE: Remove the screws in the order of the callout numbers [1, 2, 3, 4] as indicated on the heat sink.
c. Lift the heat sink assembly from the system board [3].

Installing heat sink assembly

Heat sink assembly comprises of heat sink and the system fan.
1. Align the heat sink assembly with screw holders on the system board .
2. Tighten the M2.0 x 3.0 screws to secure the heat sink assembly to the system board.
NOTE: Tighten the screws in the order of the callout numbers [1, 2, 3, 4] as indicated on the heat sink.
3. Connect the fan cable to the connector on the system board.
4. Install the :
a. battery
b. base cover
5. Follow the procedure in

LED board

Removing LED board

1. Follow the procedure in
2. Remove the :
a. base cover
b. battery
After working inside your
Before working inside your
computer.
computer.
Disassembly and reassembly 23