On both sides of a resin-made frame, a metallic edge frame member that sandwiches a liquid crystal panel into the frame and a metallic backboard member equipped with a circuit board are disposed, and these are screw-fitted to the frame. On both sides sandwiching identical points of the flange of the frame, first projection pieces on the edge frame member side and second projection pieces on the backboard member 8 side are disposed, these respective projection pieces are fastened by screws made of headed screws, and by these respective projection pieces and and screws, earth conductive path that make the edge frame member electrically conduct to the backboard member are formed.