Racks PC Rack >> 24 mini and 12 tall PC racks Mini Racks 19-April-05 Racks PC Rack >> 24 mini and 12 tall PC racks 12 mini and 6 tall PC racks at each of PLUS and MINUS ends Due to the schedule differences between PLUS and MINUS end lowering >> Concentrate now on PLUS end Mini Racks 24 mini racks prepared 10/12 mini racks installed on PLUS end Full Racks 4/6 prepared and installed on PLUS end Last 2 staged for riggers to put in place Also ALL other racks in PLUS end are installed HV, LV, alignment etc. 20-Nov-19 PC I&C March '06

Peripheral Crates PC > 60 (30 each end) crates plus spares 19-April-05 Peripheral Crates PC > 60 (30 each end) crates plus spares Crate structure assembled for all As BP arrive they are installed in crate CRB’s and other hardware are then installed Peripheral Crates are then installed at SX5 Time critical on PLUS end because installation requires crane, cherry picker and or special access Schedule looks good to install ALL PLUS PC before CMS closing for MTCC 20-Nov-19 PC I&C March '06

Electronics at CERN BP 11/60 CRB 80/60 All at CERN PCMB 6/60 19-April-05 Electronics at CERN BP 11/60 Delivery proceeding as scheduled >> not a critical path item CRB 80/60 All at CERN PCMB 6/60 Mass production starting >> not a critical path item OSU CC 11/60 All built, awaiting final firmware >> not a critical path item MPC 68/60 All at CERN CCB 76/60 All at CERN DMB 365/468 Remainder being shipped TMB 200/468 In final production RAT 200/468 In final production NONE of the PC electronics boards remain critical path items 20-Nov-19 PC I&C March '06

Software Hyper-DAQ based Commissioning Software Ready and tested 19-April-05 Software Hyper-DAQ based Commissioning Software Ready and tested Test routines include Tests and programming of individual boards Tests of two or more boards Fast site type tests & calibrations May be added later Test db All test information saved in files – listing and summary db to be built Basic test unit/run is Test session – finite time interval Particular crate with fixed board load Any board switches require the start of new test run 20-Nov-19 PC I&C March '06

Commissioning PC commissioning is starting Will concentrate on 30 PLUS end crates Will not finish before start of CMS closing June 1 start closing >> 4 weeks Can and will continue during closing and as access permits during MTCC Start lowering Sep 20 >> 20 weeks Expect to commission 2+-1 per week from May 1 Too slow a pace >> 2 is too slow a pace, 3 is OK By June 1 should have clear idea on actual pace of commissioning and how to improve 20-Nov-19 PC I&C March '06

MINUS End Racks Crates Boards Commissioning All mini racks prepared Will install during and after MTCC as access permits Crates All crates are scheduled to be completed by the end of the MTCC Will install from end of MTCC to beginning of MINUS end lowering More time will be available than for the PLUS end Boards Boards are all here or arriving on schedule Should all be here by end of MTCC Commissioning A pace of 2 per week is adequate to meet schedule 20-Nov-19 PC I&C March '06