A flat panel display apparatus includes a first substrate, a display unit on the first substrate, a terminal unit on the first substrate and adjacent to an outer portion of the display unit; a second substrate on the first substrate and covering the display unit; and a flexible printed circuit board on the second substrate and extending beyond an edge of the second substrate. Visible light provided by one or more light emitting diodes is passed through a light diffuser. The laser cutting apparatus may comprise a laser configured for cutting andor ablating one or more patterns into a stencil material. The first and fourth electronic switches are turned off.