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Dell Latitude 7400 Service Manual

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Removing the power-button board

  1. Follow the procedure in before working inside your computer.
  2. Remove the base cover.
  3. Remove the battery.
  4. Remove the memory.
  5. Remove the SSD.
  6. Remove the WLAN card.
  7. Remove the heatsink-fan assembly.
  8. Remove the power adapter port.
  9. Remove the speaker.
  10. Remove the display assembly.
  11. Remove the system board.
  1. Remove the two (M2x2.5) screws, that secure the power-button board to the palmrest assembly [1].
  2. Remove the power-button board from its slot, in the palmrest assembly [2].
    NOTE Power-button board with Finger Print Reader (FPR), has a cable that disconnects from the system board.
    Figure 1. Power-button board without FPR
    Removing the power-button board without FPR
    Figure 2. Removing the power-button board with FPR
    Removing the power-button board with FPR

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