Installing The Heat Sink Assembly - Dell Precision 7550 Instructions De Service

4. Lift the heat-sink assembly to remove it from the computer.

Installing the heat sink assembly

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the keyboard and provides a visual representation of the installation procedure.
Steps
1. Align and insert the heat-sink assembly into its slot on the computer.
2. Tighten the eight captive screws to secure the heat-sink assembly to the system board.
NOTE: Tighten the captive screws in the order stamped onto the heat sink next to the screws [1 > 2 > 3 > 4 > 5 > 6 >
7 > 8].
3. Connect the two fan cables to the connector on the system board.
4. Adhere the power-adapter cable on the heat-sink assembly.
Next steps
1. Install the battery.
2. Install the base cover.
3. Install the SD card.
4. Follow the procedure in
44 Démontage et remontage
after working inside your computer.