ray plate shown in FIG. 6;FIG. 7B is a cross-sectional view illustrating an exposure process using the mask shown in FIG. 7A;FIGS. 8A and 8B are a cross-sectional view and a plan view layout, respectively, illustrating a thin film transistor (TFT) array plate corresponding to a first display plate forming the TN mode LCD panel together with the second display plateshown in FIG. 6, according to a