Remove 5 screws holding the circuit board.

Remove screw holding metal tab. The screw is different than other 5. Make sure you leave it in the tab.

Remove screw holding plastic cap. Keep screw in the cap as it is a different size.

Take the circuit board out of the casing flipping it over.

There is a clear plastic plate (red) between the LCD and the circuit board. It might fall out. It is used to distribute the back-light.