Abstract: A method of mounting a liquid crystal display module thereof which secures an upper sash including the liquid crystal display module to a lower sash in a notebook personal computer. An arm coupled to one end of a fixed rod by a hinge is arranged to be positioned between a side wall of the upper sash and a side wall of the lower sash. A screw goes through from the side wall of the upper sash, via the arm, to the side wall of the liquid crystal display module.