Dell Latitude 7420 Display Replacement

ID: 160267

Description: Many issues with displays, such as black...

Steps:

  1. Remove the eight, 7 mm screws from the back case using a Phillips #0 screwdriver.
  2. Use an opening pick or opening tool and work your way around the periphery of the base cover to separate it from the chassis.
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  3. Use a Phillips #00 screwdriver to remove the three, 2 mm screws fastening the cable covers.
  4. Remove both cable covers.
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  5. Slide a thin, ESD-safe pry tool or tweezers under the wire until it's snug against the connector, and pry straight up from the board to detach the coaxial cables from the Wi-Fi card.
  6. Disconnect the remaining cables connecting the display assembly to the board.
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  7. Use a Phillips #00 screwdriver to remove the four 4 mm screws securing the display hinges.
  8. There are two screws to remove from each hinge.
  9. Lift the base to pull the display assembly free.
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  10. Separate the display assembly from the base of the laptop.
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