How-to

NOTE: If you can't solve the problem in 1 hour you MUST then contact the Run Coordinator! (See also Experts on call)

How-To

• The Hall C Operations Manual is a thorough and up-to-date set of instructions.

• Analysis How-to

• Beam Checkout Procedures

• Collimator control for HMS/SHMS. Also includes description of the collimators.
  • EPICS screens can be found at jmenu -> <search for> "HMS coll" and you'll see both entries
  • The usual collimator settings are HMS : "Pion Collimator" and SHMS : "Collimator".
• Hall C Scalers & xscalers instructions for HMS and SHMS.
• SHMS drift chamber instructions

• Hall C DAQ Instructions
• High Voltage Controls
• Quick Replay of raster data ("spot++" equivalent)
• EPICS/Accelerator Screens
  • Also includes Stripcharts, Gas System info, Collimator controls, Chamber Thresholds, Harps, etc...
• Hall C BPMs
  • Run go_bpms from the cdaq account
• How to see results of Hall C harp scans
• How to bring up the Hall C YAG Viewer camera
• How to bring up the Alarm Handler
• How to bring up the Hall C cameras
• How to restore the Hall C EDTM Pulser

Magnets

• Magnet screen is brought up on any hcdesk machine using

 % go_magnets

• Spectrometer Magnets
• How to cycle the HMS quad magnets

SHMS Detectors

• Hodoscopes
• Drift Chambers
• Calorimetry
• Aerogel
• Heavy Gas Cherenkov
• Noble Gas Cherenkov

HMS Detectors

• Pre-12 GeV Drift Chambers
• Post-12 GeV Drift Chambers
• Hodoscopes
• Calorimetry
• Aerogel
• Cherenkov

Hall C target

Hall C target configuration for Spring 17 running

Legacy Documentation

• List of (legacy) Hall-C HowTo Documents