board_1_sup (2K)
2.1 (48K) 2.2 (48K) 2.3 (49K) 2.4 (42K)
3.1 (45K) 3.2 (42K) 3.3 (45K) 3.4 (36K)
4.1 (57K) 4.2 (42K) 4.3 (30K)