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Dell Precision 7720 Owner's Manual

PDF

Installing the left IO board

  1. Slide the I/O board into its slot on the computer.
  2. Install the thunderbolt bracket.
  3. Replace the M2.5x5.0 screws to secure the I/O board to the computer.
  4. Install the:
    1. palmrest
    2. keyboard
    3. hard drive
    4. base cover
    5. battery
    6. battery cover
  5. Follow the procedures in After working inside your computer.

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