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Precision 3640 Tower Service Manual

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Installing the voltage regulator heat sink

Prerequisites

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

About this task

The following images indicate the location of the voltage regulator heat sink and provides a visual representation of the installation procedure.

Figure 1. VR heatsink assembly for systems shipped with 65 W or 80 W CPU
Installing the voltage regulator heat sink 65 W or 80 W CPU
Figure 2. VR heatsink assembly for systems shipped with 125 W CPU
Installing the voltage regulator heat sink 125 W CPU

Steps

  1. Align and replace the VR heatsink on the system board.
  2. Tighten the captive screws that secure the VR heatsink to the system board.

Next steps

  1. Install the heat sink assembly.
  2. Install the solid state drive.
  3. Install the graphics card.
  4. Close the psu hinge.
  5. Install the cover.
  6. Follow the procedure in after working inside your computer.

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