Difference: DCC2BoardDatabase (63 vs. 64)

Revision 6431 Jan 2012 - PhilLawson

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META TOPICPARENT name="DCC2Documentation"
10 Prototype boards with red front panels were manufactured in early 2009. These boards are not identical to the production boards because they have a smaller FPGA. The production front panels are marked "DCC2" and are black.
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2149 BU Tested. U0 soldering problem(most likely because U10 looks OK) Multiple lines to U10 without connection   Sick
2150 904 Hospital Developed memory problems on LRB2 (spigots 6,7,8) during the Dec 2011 shutdown: http://cmsonline.cern.ch/cms-elog/750642 24 Jan 2012 Sick: bad memory
2151 FED_712 Tested. 6/1 OK
Changed:
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2152 904 Hospital CRC Errors in Event Builder but not LRB. All errors from single LRB chip. See details below
While it would be good to run the memory test on this guy, the symptoms are not classic DRAM failure http://cmsonline.cern.ch/cms-elog/402680
6/11/2010 Sick: bad memory
>
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2152 904 Hospital CRC Errors in Event Builder but not LRB. All errors from single LRB chip. See details below
While it would be good to run the memory test on this guy, the symptoms are not classic DRAM failure http://cmsonline.cern.ch/cms-elog/402680
31 Jan 2012: Passes LRB, DSP memory tests in 904. Good board? Worth testing at P5
6/11/2010 Sick
 
2153 904 Hospital Developed memory problems on LRB3 (sp 9,10,11) during Dec 2011 shutdown. Removed on 24 Jan 2012 http://cmsonline.cern.ch/cms-elog/750642 24 Jan 2012 Sick: bad memory
2154 FED_704 Installed on 12 Jul 2011 12 Jul 2011 OK
2155 FED_729 Installed on 3 Aug 2011 http://cmsonline.cern.ch/cms-elog/637389 3 Aug 2011 OK
 
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