HTC One Mini Motherboard Replacement

Use an iOpener or hair dryer to apply heat to the lower speaker grille, in order to soften the adhesive underneath.

Slide a thin pry tool underneath the lower speaker cover and slide it across to separate the adhesive underneath.

Remove the lower speaker cover.

Remove the screw under the speaker cover using a T6 Torx screwdriver.

Slide a thin guitar pick or pry tool between the edge of the display and the rear case, near the bottom of the phone.

Carefully work your way up each side of the display and separate the rear case. There are three clips on each side.

Remove the rear case from the phone.

Remove the two Phillips screws securing the battery connector.

Disconnect the battery by prying the metal cover straight up.

Remove two Phillips screws.

Remove the two small black Phillips screws.

Remove two more Phillips screws.

Use tweezers to remove the yellow tape covering the flex cable connectors (total of five).

Carefully disconnect the flex cables at the points where you removed the yellow tape in the previous steps.

To disconnect, flip up the small latch on each connector, opposite its cable, and then gently pull the cable free.

Peel off the silver strip with your tweezers.

Using your hands, detach the black strip from the board without removing it.

Detach carefully with your tweezers the volume buttons.

Detach the power button with your tweezers.

Identify the screw behind the cable.

Remove the screw using a Phillips screwdriver.

Lift the motherboard, but don't try to remove it completely yet.

Using your tweezers, remove the black square located in the power button.

Remove the motherboard completely.