Using the Phillips #00 screwdriver, remove the four 7mm screws from each corner on the back of the handheld monitor.

Remove the casing from the back of the handheld monitor.

A nylon spudger may be helpful to pry the case open.

Using the angled tweezers, gently remove the plastic wire coupling connecting the speaker to the motherboard.

The power button may come loose as the case is being removed.