Wall panels corresponding to I Ching hexagrams that control chamber access. Examples include: Lesser Accumulation, Family (Xun above, Li below), Innocence (Qian above, Zhen below), Darkening of the Light (Kun above, Li below), Marrying Maiden (Zhen above, Dui below), Stagnation (Qian above, Kun below), Inner Truth (Xun above, Dui below), Obstruction (Kan above, Gen below), Breakthrough, Mountain, Zhongfu, Mingyi, Tongren, and Pi.
