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Dell OptiPlex 3240 All-In-One Owner's Manual

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Removing the On-Screen Display (OSD) buttons board

  1. Follow the procedure in Before Working Inside Your Computer .
  2. Remove the:
    1. stand

    2. back cover

    3. optical drive

  3. To remove the OSD buttons board:
    1. Remove the screw to remove the metal plate that secures the OSD buttons board to the computer [1].
    2. Peel off the tape from the OSD buttons board [2].
    3. Remove the power and OSD buttons board from the chassis [3].
    4. Disconnect the cables from the OSD buttons board to release the board from the computer [4, 5].
    Figure displaying the removal of the power and OSD buttons board.

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