Power outage recovery

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In the process of editing and updating this page. Please contact Juliette Mammei crowder@jlab.org with questions or suggestions.

PREX Main<< HOW TOs


This page details the checklists for recovery of power outage. The following things has to be checked:


Checklist for power outage recovery

Counting DAQ

  1. VME/NIM crates are on
  2. VDC threshold (3 V) power supplies are on
  3. GEM low voltage power supplies are on
  4. Gas flow is working on both arms for VDCs and GEM detectors
  5. HV crates (LeCroy and GEM) are on
  6. If linear FIFO is used, check their base line (these values shift after power power recycle). If base line is changed above zero, adjust it and check for discriminator threshold
  7. Check if motion system is working as expected