(this file is /wwwdocs/e949/run/glitch_log) *** Glitch Log 2001 and 2002 **** Please add onto/alter this list with any info you have regarding what wasn't/was working at any time. Include any dates, run numbers, or log-book page number you know of. -- JRS Note that there are now two files: problems_98.txt : Record here all problems which existed for some number of runs and were then fixed. changes_98.txt : Record here any permanent changes which were made. SSP namelist changes, for example, could go here. pulse-on-demand running parasitic to g-2 (3/24/01-4/1/01 and 4/8-24/01) AGS-2000 running with RHIC 8/31/01-11/8/01 Run Sub- Logbk Date Problem numbers system #, pg ----------------------------------------------------------------------------- 41000:99999 RSSC 3/1 one bad chamber (#) 43587 RSTDC LB5p22 9/16 swap #13<-->#14 in RSTDC 43732 Beam LB5p42 9/19 SEB setup for 21.5 GeV RS LB5p55 9/18-20 Bulk RS trim 44345 All LB6p24 9/30 Start smx (start for Pass1) 44370 BM LB6p24 9/30 correct Cksum<-->Cpisum swap at ADC 44429 DAQ LB6p33 10/1 increase pnn1or2 prescale to disk 1-->10 44446 UTC LB6p35 10/1 correct UTC cable swap 155A,155B,156A 44451 UTC LB6p36 10/1 correct another UTC cable swap 107A<-->108A 44451 BM LB6p36 10/1 add x10 amp to B0, increase HV to 2100, add 1ns to B4 into pibeam 44472 DPV LB6p39 10/2 New DPV cables (190ns, not 225ns) 44510:44587 RS LB6p45- 10/3-5 techs trim bulk RS sectors 3-24 44544 BM LB6p51 10/4 put x10 amps on RV, UPV, AD 44544:44561 BM LB6p51-3 10/4 B4 NIM amp crate voltage bad (-6V = -1.5V) 44545 IC LB6p51 10/4 IC NIM/ECl found to be unplugged 44546:44561 T*2 LB6p51-68 10/4 screw up MT2A T#1-8 44558 CCD LB6p53 10/4 delay CCD-D stop by 200ns 47018:47663 BM ELOG 2/12 12:54 the stops were swapped for slot#5 and slot#6 (also refer to ELOG 3/11 14:24) 47963:47981 TT found during analys all target ccds missing 48074:48412 TD jaffe 8/13/02 RS 10P5-8 TD#110 bad http://www.phy.bnl.gov/~djaffe/E949/TDmonitor/ 48230:48233 FERA 3/22 Bad RS FERA data (no FERAPED after module replaced) 48412:48419 TDC2 ELOG 3/27 TDC2 problems after power dip 48416 TT frank 8/26/02 km21 monitor disc file has 48416:41418 48417:60000 TT frank 8/21/02 TT timing shifts by 2 ns (power cycle) 48488:48816 TD jaffe 8/13/02 RS 10P5-8 TD#110 bad 48523:48551 RSSC 3/29/02 problems in RSSC and BWPC due to isobutane (HV effectively off from 48531-48546) 47662:48186 TD jaffe 8/13/02 RS 10P21-24 TD#142 bad 48778:48883 CCD 4/11-9 FC/Stop swapped on CCDC top crate (no valid data in 1/4 of TT CCD's) 49211:49211 CsI ELOG 5/2/02 D3 magnet tripped along with CsI HV, forgot to turn CsI HV for this run. 49251:49251 TD ELOG 8/28/02 "replaced SSP in Crate TD03 and forgot to do TDDAC" (see ELOG Fri May 3 22:04:20 2002) 49536:49536 cs4 jaffe 10/23/02 "cs4 hybryd problem" (see ELOG Tue May 14 08:41:08 2002) only 1358 evts in run