According to one embodiment, a notebook PC includes a display unit, and a
PC proper coupled to the display unit by hinges so that the PC can be
opened and closed. The display unit includes a display panel, a case
covering the back surface of the panel, and a reinforcing plate attached
to and covers part of the outer surface of the case. The reinforcing
plate enables the case of the display panel to be thinned and to have a
sufficient rigidity.