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OptiPlex 5400 Service Manual

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Removing the heat sink—35 W

Prerequisites

  1. Follow the procedure in Before working inside your computer.
  2. Remove the stand.
  3. Remove the cable cover (optional).
  4. Remove the back cover.
  5. Remove the system-board shield.
  6. Remove the system fan.

About this task

The following image indicates the location of the heat sink and provides a visual representation of the heat sink removal procedure.

Image: Removing the heat sink

Steps

  1. In reverse sequential order (as indicated on the heat sink), loosen the five captive screws that secure the heat sink to the system board and the display-assembly base.
  2. Slide and lift the heat sink off the system board and display-assembly base.

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