AIDA
GELINA
BRIKEN
nToF
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ISOLDE
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AIDA
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10.40 DAQ stalled AIDA75_30 c. 01.36 SYNC errors since baseline (start of AIDA75) - attachment 1 SYstem-wide checks ASIC clock timestamp and clock status OK for all FEE64s Power-cycle & reboot 11.14 AIDA76 ASIC settings 2016Jun12-10.10.08 BNC PB-4 amplitude 50,000 11.19 AIDA77 BNC PB-4 amplitude 30,000 11.23 AIDA78 BNC PB-4 amplitude 10,000 11.28 AIDA79 BNC PB-4 amplitude 5,000 All *.L histograms saved c. 11.30 Thursday 16 June 2016 Example spectra - attachment 5 11.34 Water on floor by AIDA NIM bins/forward AIDA stand/EURICA - it would appear that one or more cluster LN2 cryostat inlets have thawed are or thawing - failed fill and/or blocked manifold? Julabo FL11006 water level and flow looks OK FEE temperatures OK - see attachment 4 Detector bias off FEE64 power off All AIDA power off Source of water was determined to be wheeled air dehumdifier/cooler used to cool crates in 19" rack to right of AIDA (looking upstream). This had a small tray tank to collect water which was full to overflowing. 2x 60Co sources (#2530 and CD395) returned to cupboard B3F (between E12 & E17 stairwells)
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