Installing The Power Button Board - Dell OptiPlex 5270 All-in-One Service Manual

e) Remove the single screw (M3x5) that secures the power button board to the middle frame [1].
f) Lift the power-button board, along with its cable, off the middle frame [2].

Installing the power button board

1. To install the speakers:
a) Using the alignment post, place the power button board into its slot on the middle frame [1].
b) Replace the single screw (M3x5) that secures the power button board to the middle frame [2].
Removing and Installing components 77