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Dell Precision 3551 Service Manual

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Removing the heatsink assembly-discrete

Prerequisites

  1. Follow the procedure in Before working inside your computer.
  2. Remove the base cover.
  3. Remove the battery.

About this task

The figure indicates the location of the Heatsink and provides a visual representation of the removal procedure.

Removing the Heatsink-discreteRemoving the Heatsink-discrete

Removing Heatsink fanRemoving Heatsink fan

Steps

  1. Locate the heatsink assembly on your computer.
  2. Remove the two (M2x5) and six (M2x3) captive screws that secures the heatsink assembly to the computer.
  3. Disconnect the heatsink fan cable from the system board.
  4. Lift the heatsink assembly out of the computer.
  5. Remove the single (M2x5) screw that secures the heatsink fan to the heatsink assembly.
  6. Lift the heatsink fan from the heatsink assembly.

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