DVCS-2 Assembly & Installation Charles Hyde DVCS Collaboration Meeting 18 December 2009 Clermont-Ferrand

Mechanical Design Support Stand and Cart (Nov 2009), – Rail/Bearing modification at JLab – Assembly Jan 2010? – Cable tray and legs?? Calorimeter Frame – Fabricated at LPC PMT / Crystal mounting – pieces at LPC – Soldering required 100 pieces. Black Box (January 2010) CH shielding LED frame Blue Light frame Cable Tray specification

Mechanical Assembly Dec 2009 – Feb 2010 JLab Dec 2009 – Bearing/Rail modification Jan 2010, – Fabricate Stand, Cart – Purchase clean room supplies – Purchase Tedlar, Tyvek, Optical Grease – Purchase Oscilloscope? HV? Feb 2010, – Install DVCS stand in Test Lab Support piece? Install Cart on stand empty patch panel – Assemble and wrap crystals Clean room or Test Lab tent. – Mount Calorimeter frame and Cable Tray LPC Dec 2009 – IGUS cable Tray specs – Prototype crystal solder – One ARS card to JLab Jan 2010 – Mechanical supports for Translation cards – Solder 100 crystal assemblies 50+ hours? – Ship Calo support to JLab – Ship PMs & bases to JLab keep a dozen at LPC? – Purchase Cable Tray pieces – Study of Logic Unit, Clock-FanOut Feb 2010 – LED Controller design – Ship first translation cards – Mission Guy SAVINEL?

Mechanical Assembly March 2010 – May 2010 JLab March 2010 – Assemble Crystals in Calo – Cosmic Ray Paddles – Test HV and Signal Cables – HV, Signal cables in cable tray to patch panel – (PREX starts 11 March 09) April 2010 – Survey, Fiducialization of Calo – fabricate & install Low Voltage, ADC cables – Install DC ADC, HV, Low Voltage supply – Cabling Trigger-ARS – Cabling Patch Panel to DAQ – DAQ – EPICS – LED Matrix May 2010 – Debug DAQ – Cosmic Ray and LED Data – Initial Calibrations – Vacuum Chamber, Beam Pipe (JLab) 25 May 2010 – End of PRex LPC March 2010 – Envois pour JLab PM Translation Cards Blue LED Cards Logic Card Full Trigger Full ARS – Mission M. Brossard for Compton? April 2010 – Missions Christian FAYARD, Magali MAGNE, (Michel BROSSARD?, Eric SAHUC?). May 2010 – Spare Trigger mother-card – Spare VME Control Card

Mechanical Assembly June 2010 – August 2010 JLab June 2010 – Makis Petratos experiment? – Install Vacuum Chamber – Transfer to Hall A Disassemble Calorimeter Survey, Alignment, in situ. Installation of ARS, Trigger in HRS Cabling from Patch Panel to HRS – HV, ADC install on floor beyond HRS-right. Recable – J. Roche, mi-juin July 2010 – Cosmic DAQ – LED DAQ – Timing Calo – HRS with 3 rd Cosmic Paddle – Full DAQ : validation forced to true. Random HRS-cosmics Calorimeter-cosmic Aug 2010 – Continue LPC June-July 2010 – Logic Card July 2010 – Mission M. Magne (3 semaines) August 2010

Mechanical Assembly September - December 2010 JLab September 2010 – Commissioning with Beam – Compton also? 14 Sep – 23 Nov. – Data Taking 24 – 28 November – Thanksgiving Holiday 29 Nov - 07 Dec. – Data Taking 08 – 22 December – De-install, storage for 12 GeV June 2013 – DVCS with first 11 GeV beam? LPC Septembre 2010 – Missions Magali MAGNE, (Michel BROSSARD?).

Technical Support Request to JLab Dec 2009 – Modify bearing/rail design on DVCS stand & cart Jan 2010 – Fabricate DVCS stand & cart – procure 1 “electronics rack” for patch panel – procure electronics rack for trigger/ARS crates – procure storage shelving for 230 crystal assemblies 1.5 kg/assembly, 3x3x40 cm 3 /assembly, 340 kg net – fabricate shims for PbF2 crystals Feb 2010 (net 1-2 man-week of JLab labor required) – Install DVCS stand, cart, patch panel rack in Test Lab. – Install (2) electronics racks – Transfer all cables (not old black box assembly) from Warwick – Ethernet Connection in Test-Lab – Test and repair of signal cables, HV cables (1 week) March 2010 – HV Chassis (220 channels needed for exp) – VME crate and slow VME ADC – Repair of Vacuum chamber and beam line – EPICS programming for HV, slow ADC – Beamtime for commissioning Compton eDet – Install Cables & connectors (1 week) April 2010 – Survey, Fiducialization – CODA support May 2010 June 2010 – Install Vacuum Chamber ( 1 week ) – Install DVCS Stand in Hall (1 week) – Install HV / Slow ADC in Hall – EPICS support – Install cables from Calo to HRS (1 week) – Survey and Alignment of Calo and Stand (1 week) July 2010 – Install ARS/Trigger in HRS-left hut (1 week) – CODA support – PbGlass Calo in HRS-Left – Cosmic Scintillator on Calo & HRS August 2010 – EPICS – CODA

Personnel Schedule at JLab Very provisional JanFebMarAprMayJunJulAugSepOctNovDec Hyde Munoz Camsonne Roche Mazouz Albataineh Fuchey Itard Asenath Gasser1111 ?