AIDA
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AIDA
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Sat Mar 29 11:18:02 2025
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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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