FEC positions and FEC cards numbers for each RCU slot used ---------------------------------------------------------- RCU0 date:20100911 slots:16-31 FEC# 21 43 35 6 46 29 10 13 45 22 18 17 44 28 20 FEC #6 was put in RCU1 where bad memory channel had no cable RCU0 date:20100917 slots:16-31 FEC# 43 35 21 9 46 29 10 13 45 22 18 17 44 28 20 26 RCU1 slots:16-27 FEC# 52 38 67 55 60 39 65 59 58 32 78 57 RCU1 slots: 0-12 FEC# 54 23 40 53 56 24 41 51 47 27 42 25 6 (was 26 up to change of GEM) RCU2 slots:16-23 FEC# 74 70 71 14 73 77 72 2 RCU2 slots:0-10 FEC# 15 68 69 75(34) 19 63 64 76 31 61 62 Bad Channel status 20100925 --------------------------- With bad channel is meant a channel with pedestal=0. RCU0 chan chip FECslot FEC # chip # 2518 157 19 9 5 2519 157 19 9 5 2814 175 21 29 7 2843 177 22 10 1 2995 187 23 13 3 3448 215 26 18 7 3766 235 29 28 3 3767 235 29 28 3 3956 247 30 20 7 -------- 9 channels 7 chips 7 FEcs RCU1 chan chip FECslot FEC # chip # 72 4 0 54 4 73 4 0 54 4 607 37 4 56 5 1103 68 8 47 4 1238 77 9 27 5 2199 137 17 38 1 2268 141 17 38 5 2395 149 18 67 5 2599 162 20 60 2 2607 162 20 60 2 2626 164 20 60 4 2726 170 21 39 2 3191 199 24 58 7 3196 199 24 58 7 3197 199 24 58 7 3198 199 24 58 7 3199 199 24 58 7 3214 200 25 32 0 3381 211 26 78 3 3382 211 26 78 3 3389 211 26 78 3 -------- 21 channels 13 chips 11 FEcs RCU2 chan chip FECslot FEC # chip # 34 2 0 15 2 58 3 0 15 3 59 3 0 15 3 186 11 1 68 3 290 18 2 69 2 291 18 2 69 2 313 19 2 69 2 2074 129 16 74 1 2092 130 16 74 2 2093 130 16 74 2 2107 131 16 74 3 2108 131 16 74 3 2109 131 16 74 3 2114 132 16 74 4 2132 133 16 74 5 2133 133 16 74 5 2147 134 16 74 6 2177 136 17 70 0 2178 136 17 70 0 2223 138 17 70 2 2236 139 17 70 3 2239 139 17 70 3 2278 142 17 70 6 2318 144 18 71 0 2339 146 18 71 2 2340 146 18 71 2 2344 146 18 71 2 2349 146 18 71 2 2350 146 18 71 2 2393 149 18 71 5 2395 149 18 71 5 2446 152 19 14 0 2450 153 19 14 0 2453 153 19 14 0 2465 154 19 14 0 2469 154 19 14 0 2500 156 19 14 2 2501 156 19 14 2 2752 172 21 77 4 2762 172 21 77 4 2763 172 21 77 4 2765 172 21 77 4 2768 173 21 77 5 2784 174 21 77 6 2785 174 21 77 6 2885 180 22 72 4 2886 180 22 72 4 2906 181 22 72 5 2907 181 22 72 5 -------- 49 channels 27 Chips 9 FECs FEC in RCU2 slot 20 FEC # 73 has too high pedestals, indicating several dead channels. run 17340: at least: 2650 165 20 90 5 2661 166 20 101 6 2666 166 20 106 6 2667 166 20 107 6 2685 167 20 125 7 5 channels 3 chips 1 FEC SUMMARY ------- After the end of the run period were pedestals taken with GEMs and magnet off to study which channels that have pedestals = 0. The RCUs are connected to GEMs as: RCU0 (lower row) mainly GEM module 0 RCU1 (middle row) mainly GEM module 3 RCU2 (upper row) mainly GEM module 5 RCU0 9 channels 7 chips 7 FEcs (out of 2048 channels) RCU1 21 channels 13 chips 11 FEcs (out of 3200 channels) RCU2 49 channels 27 Chips 9 FECs (out of 2432 channels) ALL: 79 channels 47 chips 27 FECs and 1 FEC with unknown number of dead channels. at least 84 channels 50 chips 28 FECs we had 16+25+19 = 60 FECs in total installed Pedestal plots for all logged runs are in: http://www.hep.lu.se/eudet/pictures/fectest/beam201009/ as files: pedestals-0-20100925.pdf pedestals-1-20100925.pdf pedestals-2-20100925.pdf title of each page is the PCA16 setting: p1-gain-shaper-dac the run number is given in the plot as pedestals--.ldat pedestals equal to 1023 are not used channels. This file is: http://www.hep.lu.se/eudet/pictures/fectest/beam201009/badchannels-20100925.txt