CMS Pixel Detector
Miscellaneous
Phase 1
Phase 2
Layer 1 Replacement
Layers 2-4
Layer 1 Replacement Elog
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Message ID:
145
Entry time:
Thu Mar 26 17:43:06 2020
Author:
Andrey Starodumov
Category:
HDI test
Subject:
6+1 HDI tested
HDIs: 6021, 3014, 2005, 2009, 2006 and 2010 are OK
HDI 6024 failed: SDA0 and SDA2 on Ch1 missing
Looks like lower than 800V measured effect relates to the cable.
After cable has been changed all measurements 790V
ELOG V3.1.3-7933898