The logic board cannot be removed with the SIM card tray in place. If you failed to remove it earlier, take it out now.

Remove the two Phillips mounting screws.

One 2.7 mm Phillips screw.

One 2.1 mm Phillips screw.

Remove the 2.0 mm Phillips grounding screw.

Remove the grounding tab.

Be sure to replace the metal grounding tab in the same orientation.