1. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 How to power up the TRD David Emschermann Physikalisches Institut Universität Heidelberg updated

2. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Outline Status and plans for the year 2007 Status and plans for the year 2007 Global Tracking Unit (GTU) power Global Tracking Unit (GTU) power Power Control Unit (PCU) power Power Control Unit (PCU) power Power-up sequence of TRD Power-up sequence of TRD LV installation status at CERN LV installation status at CERN Summary Summary

3. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Status at Point 2 TRD SM in sector 08 fully inserted TRD SM in sector 08 fully inserted

4. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Installation priority Prepare services for first 4 SM by end of 2007 : sector 00 sector 00 sector 08 sector 08 sector 09 sector 09 sector 17 sector 17 2007 00 08 09 17

5. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Global Tracking Unit GTU prototype for all GTU crates : 1 interface to CTP 1 interface to CTP per crate : 2 LV inputs 2 LV inputs 2 SM partitions 2 SM partitions for each SM : 5 TMUs, 1 SMU 5 TMUs, 1 SMU 60 ORIs from SM 60 ORIs from SM 1 DDL uplink 1 DDL uplink 1 DCS board 1 DCS board 1 Ethernet uplink 1 Ethernet uplink 9 crates in total, externally powered by Wiener LV PS 18+1 DCS boards

6. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 The Power Control Unit remote power switch remote power switch for DCS boards for DCS boards in SM through PDBs in SM through PDBs fully redundant : fully redundant : runs 4 DCS boards runs 4 DCS boards 3 LV power inputs 3 LV power inputs (A,B,C)-(2,2,4) (A,B,C)-(2,2,4) 2 ORed connections 2 ORed connections to each PDB to each PDB 1 crate in total, externally powered by Wiener LV PS

7. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 each DCS board each DCS board controls the PDBs controls the PDBs in half of the TRD in half of the TRD two DCS boards two DCS boards per section for per section for redundancy redundancy proposal to keep proposal to keep partition used for partition used for HV, LV & Ethernet HV, LV & Ethernet Definition of PCU partitions 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 DCS no 1,3 DCS no 0,2 05-13 14-17, 00-04 sectors

8. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 LV in racks C16,17,18 3 Wiener LV PS 9 GTU crates 1 PCU crate C16C17C18 ABC 2 lines per GTU crate 2 power inputs / crate 3 power inputs / crate 7 power outputs / crate

9. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Power-up sequence of TRD 1.power up Pretrigger-system 2.power up GTU crates 3.power up PCU crate 4.power up PDBs (inside SM) 5.switch on DCS boards in PDB 6.power up D3.3V for SM 7.power up layer pairs (A1.8,D1.8,A3.3 V) (A1.8,D1.8,A3.3 V) 8. switch on ROB power from DCS boards from DCS boards the TRD is powered the TRD is powered ( 14 ch / 4 PS) ( 18 ch / 3 PS) (( ( 18 ch / 10 PS) (162 ch / 72 PS) 3 ch / 3 PS) 3 ch / 3 PS) 9 ch / 5 PS) 9 ch / 5 PS) (total 224 ch / 89 PS)

10. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 TRD LV power - remarks http://alice.uni-hd.de/lv_system/more/02_lv_powerup_sequence_full_TRD.v03.txt The power-up sequence is documented here : The power-up sequence is documented here : We still have a few unused LV channels : We still have a few unused LV channels : … in the I/O racks, available for free !! … in the I/O racks, available for free !! Who controls the PIM VME, shared with Who controls the PIM VME, shared with the ZDC detector, located in C23_05 ?? the ZDC detector, located in C23_05 ?? 3x 150A, 0..7V 3x 150A, 0..7V 28x 50A, 0..7V 28x 50A, 0..7V

11. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 LV system status at Point 2 LV power supplies for sector 08 fully installed LV power supplies for sector 08 fully installed 50% of power bins ready for installation 50% of power bins ready for installation LV cabling completed for sector 08 LV cabling completed for sector 08 50% of Wiener LV PS delivered to CERN 50% of Wiener LV PS delivered to CERN 50% of Wiener LV PS installed 50% of Wiener LV PS installed => KW 03/2007 => February 5 th => mid of February => March 2 nd => end of March

12. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Summary definition of PCU partitions to be agreed on definition of PCU partitions to be agreed on LV power-up sequence of TRD is well defined LV power-up sequence of TRD is well defined LV power supplies for sector 08 are installed LV power supplies for sector 08 are installed 50% of Wiener PS installed by end of March 50% of Wiener PS installed by end of March

13. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Thank you

14. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Backup

15. The TRD sectors

16. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Flipped rack LV patch panels Nov 2006 : LV patch panels in the racks flipped how they should look CERN workshop now builds the right version.

17. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 Wiener configuration sector 08 installation and testing takes ~1h per crate

18. David Emschermann DCS Workshop – PI Heidelberg – 22/01/2007 SM LV patch panels inside L3 TRD sector 14 – A-side