A display device including a display panel, a backlight assembly to provide light to the display panel, a bottom chassis to accommodate the backlight assembly, a shield chassis connected to the bottom chassis, an insulation tape disposed between the shield chassis and the bottom chassis, the insulation tape including a bolt having grooves defined therein, and a bolt extending through the bolt area and coupling the shield chassis to the bottom chassis. The bolt area is separated into portions at the grooves by the bolt, such that the portions of the bolt area electrically insulate the bolt from the bottom chassis.