Collection of tiles with MPV < 100 ADC channels due to low gain or light collection efficiency or both. All of them has recognisable muon signal. Some of them, mainly with MPV<30 have rather large width, nevertheless it can be used. Lay = 1 Pos = 90 Coeff = 97.47 Lay = 5 Pos = 88 Coeff = 60.68 Lay = 7 Pos = 0 Coeff = 94.23 Lay = 8 Pos = 203 Coeff = 32.60 Lay = 12 Pos = 14 Coeff = 67.33 Lay = 12 Pos = 19 Coeff = 75.76 Lay = 12 Pos = 21 Coeff = 61.83 Lay = 12 Pos = 22 Coeff = 81.56 Lay = 12 Pos = 25 Coeff = 60.95 Lay = 12 Pos = 57 Coeff = 80.49 Lay = 12 Pos = 116 Coeff = 55.24 Lay = 12 Pos = 125 Coeff = 55.75 Lay = 12 Pos = 127 Coeff = 57.64 Lay = 12 Pos = 128 Coeff = 42.69 Lay = 12 Pos = 130 Coeff = 68.22 Lay = 12 Pos = 153 Coeff = 66.68 Lay = 13 Pos = 113 Coeff = 62.94 Lay = 13 Pos = 136 Coeff = 82.73 Lay = 13 Pos = 156 Coeff = 88.34 Lay = 14 Pos = 86 Coeff = 43.88 Lay = 15 Pos = 150 Coeff = 99.64 Lay = 16 Pos = 33 Coeff = 53.52 Lay = 16 Pos = 37 Coeff = 17.24 Lay = 25 Pos = 71 Coeff = 85.69 Lay = 25 Pos = 103 Coeff = 17.47 Lay = 25 Pos = 170 Coeff = 41.42 Lay = 26 Pos = 42 Coeff = 28.72 Lay = 26 Pos = 43 Coeff = 27.17 Lay = 26 Pos = 45 Coeff = 21.34 Lay = 26 Pos = 48 Coeff = 88.59 Lay = 26 Pos = 50 Coeff = 42.32 Lay = 26 Pos = 83 Coeff = 55.72 Lay = 28 Pos = 8 Coeff = 79.66 Lay = 30 Pos = 149 Coeff = 75.82 Lay = 31 Pos = 2 Coeff = 28.46 Lay = 31 Pos = 12 Coeff = 24.82 Lay = 31 Pos = 13 Coeff = 23.22 Lay = 31 Pos = 14 Coeff = 48.35 Lay = 33 Pos = 9 Coeff = 18.34 Lay = 33 Pos = 16 Coeff = 26.02 Lay = 34 Pos = 39 Coeff = 82.31 Lay = 35 Pos = 65 Coeff = 96.35 Lay = 35 Pos = 178 Coeff = 41.59 Lay = 36 Pos = 55 Coeff = 99.24