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Precision 7750 Service Manual

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Removing the heat-sink assembly

Prerequisites

  1. Follow the procedure in before working inside your computer.
  2. Remove the SD card.
  3. Remove the base cover.
  4. Remove the battery.

About this task

The figure indicates the location of the heat-sink assembly and provides a visual representation of the removal procedure.

Removing the heat-sink assembly

Steps

  1. Peel the power-adapter cable from the heat-sink assembly.
  2. Disconnect the two fan cables from the connectors on the system board.
  3. Loosen the eight captive screws that secure the heat-sink assembly to the system board.
    NOTE Loosen the captive screws in the order stamped onto the heat-sink assembly next to the screws [1 > 2 > 3 > 4 > 5 > 6 > 7 > 8].
  4. Lift the heat-sink assembly to remove it from the computer.

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