CMS Pixel Detector Miscellaneous
Phase 1 Phase 2
Layer 1 Replacement Layers 2-4
  Layer 1 Replacement Elog  Not logged in ELOG logo
Message ID: 237     Entry time: Wed Apr 29 08:48:06 2020
Author: Urs Langenegger 
Category: Other 
Subject: M1539 
M1539 showed no readout. I tried, all without success,
- reconnecting the cable to the adapter multiple times
- connecting to the adapter in the blue box
- reconnecting the cable to the MOLEX on the module
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