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Latitude 5455 Owner's Manual

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Installing the heat sink

CAUTION:The information in this installation section is intended for authorized service technicians only.

Prerequisites

If you are replacing a component, remove the existing component before performing the installation procedure.

About this task

NOTE:If either the system board or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that the thermal conductivity is achieved.
The following image indicates the location of the heat sink and provide a visual representation of the installation procedure.
Figure 1. Installing the heat sink
Image: Installing the heat sink

Steps

  1. Align the screw holes on the heat sink with the screw holes on the system board.
  2. In sequential order (1 > 2 > 3 > 4), replace the four screws (M2x2.5) that secure the heat sink to the system board.

Next steps

  1. Install the base cover.
  2. Follow the procedure in After working inside your computer.

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