Core Assembly Removal

Remove the four Tri-point #00 screws (4.2 mm length) on the backside of the watch.

Use an opening tool to get between the back cover and the metal housing of the watch.

Carefully pry the plastic back cover open.

Lay down the watch and lift the back cover to access the sensor connector on the motherboard.

Use a spudger to disconnect the sensor flex cable from the motherboard.

Remove the back cover.

Use a spudger to disconnect the display flex cable from the motherboard.

Lift the core unit out of the housing.