1. Infrastructure for LHCb Upgrade workshop – MUON detector Infrastructure for LHCB Upgrade workshop: MUON power, electronics, cable Muon upgrade in a nutshell LV power scheme HV power scheme Optical fibers connections Conclusions Paolo Ciambrone Alessandro Cardini for the muon group

2. Infrastructure for LHCb Upgrade workshop – MUON detector Remove M1 station Preserve the present MWPCs and their front-end electronics in M2-M5 stations –to improve the detector performances at high luminosity, the replacement of the innermost chambers of M2 and M3 with high granularity detectors is under study Maintain the present Intermediate Board (IB) system (with the exception of M5R4) to generate the logical channels Use new Off Detector Electronics (nODE) boards for an efficient readout @ 40 MHz –Back compatible with the current off detector electronics and crates –Based on new custom ASIC (nSYNC), GBT and versatile link components Replace the Service Board (SB) system –Efficient chamber pulsing (nPDM) and control (nSB) via GBT and versatile link components Muon upgrade in a nutshell 2 19/02/2015

3. Infrastructure for LHCb Upgrade workshop – MUON detector Based on Maraton System –Primary rectifiers and Remote Controllers in a safe environment (behind the wall) –Long cables + patch panels (in a fixed position) + movable cable chain –Maraton Power boxes on each rack of the muon towers Front-end electronics (FEE) powering scheme –Maraton power box + patch panel (rack) + linear regulator (on detector) Each FEE power box has 12 channels @ 2..7V/55A (330 W maximum) –8 FEE power boxes installed (2 for M1, 4 for M2-M3, 2 for M4-M5) Present maximum power consumption per power box ~ 1kW Present maximum power (current) consumption per channel –~ 172 W (43A) in M4-M5 –~ 130 W (34A) in M2-M3 Current LV power scheme 3 19/02/2015

4. Infrastructure for LHCb Upgrade workshop – MUON detector Off detector electronics powering scheme –1 Maraton power box per rack Up to 4 crates (IB, ODE, SB) per power box Each power box has –2 channels @ 2..7V/110A (660 W) –8 channels @ 2..7V/55 A (330 W) –10 off detector electronics power boxes installed (2 for M1, 4 for M2-M3, 4 for M4-M5) Present maximum power consumption per power box ~ 500 W Current LV power scheme 4 19/02/2015

5. Infrastructure for LHCb Upgrade workshop – MUON detector Upgraded power system will use the current Maraton System components and cables –M1 will be removed All system components can be used as spares –M2-M5 FEE power boxes No changes foreseen –6 FEE power boxes + 6 patch panels required (in the racks of the muon towers -UXB) –Enough margin to handle a potential power increase with the rate In case of innermost M2-M3 chambers replacement 2 more power boxes should be foreseen –M2-M5 off detector electronics power boxes No changes foreseen –8 power boxes required (in the racks of the muon towers- UXB) –The new nODE, nSB and nPDM boards will use the current rack power lines and they will generate internally the new required voltages –Current power is enough »A local (rack level) power line reshuffling for the high power channels could be needed –14 (+2) AD/DC primary rectifiers in 4 power boxes (in the rack behind the wall – UXA-B) No changes foreseen –14 RCM (+2) controller modules in 2 VME like crates (in the rack behind the wall – UXA-B) No changes foreseen –Current cabling can be maintained In case of innermost M2-M3 chambers replacement 2 more power and control cables should be installed Upgraded LV power scheme 5 19/02/2015

6. Infrastructure for LHCb Upgrade workshop – MUON detector Upgraded LV power distribution diagram Upgraded LV power scheme 12 x 55A @ 3,8V 2x110A@2,5V 1x55 A @2.5V 3x55 A @3,3V 4x55 A @7V AC/DC Control 6 19/02/2015

7. Infrastructure for LHCb Upgrade workshop – MUON detector No changes are foreseen in the high voltage systems and cabling (just remove the M1 components) –CAEN EASY 3000 In a safe environment –2 SY1527LC Mainframe –2 A1676 branch controllers –2 A3485 48V Power supplies + 2 additional (custom) 48V for EASY3000 logic supply –1 Local patch panel On detector –2 cavern patch panels + cable chain –4 EASY3000 crates –18 A3535 HV modules Upgraded HV power scheme 7 19/02/2015

8. Infrastructure for LHCb Upgrade workshop – MUON detector SY1527 Mainframe A 1676 controllers Detailed CAEN EASY 3000 HV power system diagram Upgraded HV power scheme 48V PS & service for M1-M5 (side A) Ch. 2 Ch. 1 48V PS & service for M1-M5 (side C) M1 (side A) EASY 3000 crates PP (side C) SY1527 Mainframe A 1676 controllers M2-M5 (side A) EASY 3000 crates M2-M5 (side C) EASY 3000 crates M1 (side C) EASY 3000 crates PP (side A) Ch. 2 Ch. 1 Local PP Wall M1 PP (side A) M1 PP (side C) Control cable Power cable Control patch cable Sense cableSpare cable Power patch cable 8 19/02/2015

9. Infrastructure for LHCb Upgrade workshop – MUON detector PNPI HV system for M2-M5 station –In a safe environment 2 primary HV power supplies (Matsusada) 2 master crates 16 master boards (in D3) (8 channels each) 1 LV power supply Box with 4 credit card PCs (2 in use right now) Control with USB interface 1 HVM Control Unit (10 hosts, 5 per side) 1 Master HV patch panel 1 Master LV patch panel 1 Master control patch panel –On detector 2 cavern patch panels + cable chain 16 distributor crates 112 distributor boards (for a total of 4032 HV channels, supplying each of the 4 sensitive gaps on 960 M2-M5 R3+R4 chambers) (192 spare channels) Upgraded HV power scheme 9 19/02/2015

10. Infrastructure for LHCb Upgrade workshop – MUON detector Detailed PNPI HV system diagram Upgraded HV power scheme 10 19/02/2015 CCPC box + USB interface

11. Infrastructure for LHCb Upgrade workshop – MUON detector 48 + 104 (M1 + M2-M5) ODE boards –12 parallel optical fibers for L0trigger per board  48+104 ribbon cables MPO-MPO in total –1 DAQ single fiber per board  4 + 12 ribbon cables MPO-MPO in total –1 TFC single fiber per board 2 + 8 PDM –1 TFC single fiber per board 2 + 8 optical patch panels in the racks + cable chain + 2 cavern patch panels Current optical fibers connections ODE transmitters Rack P.P. MPO-MPO Cavern P.P. MPO-MPO Wall Barrack MPO-SC Cassette Multi- ribbons cables L0 muon Processing Board ribbon cables Rack P.P. SC-MPO Barrack P.P. MPO-MPO TELL1 board Cable chain 11 19/02/2015

12. Infrastructure for LHCb Upgrade workshop – MUON detector 108 (148 in case of M2-M3 inner chambers replacement) nODE boards –4 DAQ simplex links per board  432 (592) simplex links in total –1 TFC duplex links per board  108 (148) duplex links in total 8 PDM PDM –1 TFC/ECS duplex links per board  8 duplex links in total 8 optical patch panels in the racks + cable chain + 2 cavern patch panel –Use LC-to-MPO adapter in the rack patch panels –Try to re-use the present ribbon cables (to be tested) DAQ  36 (50) ribbon cables required TFC/ECS  20 (28) ribbon cables required New multi-ribbon cables required Upgraded optical fibers connections nODE Rack P.P. MPO-MPO Cavern P.P. MPO-MPO Wall ~300m Multi- ribbons cables ribbon cables Barrack P.P. MPO-MPO (at surface) Cable chain nSYNC VTTx GBTx VTTx VTRx GBT SCA nSYNC GBTx 12 19/02/2015

13. Infrastructure for LHCb Upgrade workshop – MUON detector No change required in crates and racks on the muon towers No major change foresees for LV power system –Re-use present Maraton components for frond-end electronics and off detector electronics power supply –Existing electrical power seems enough –Present cabling could be maintained –2 new power boxes and cables should be installed in case of innermost M2-M3 chambers replacement No change foresees for HV power system New multi-ribbons cables required for DAQ and TFC/ECS links –Try to re-use single ribbon cables from rack patch panels to cavern patch panels Conclusions 13 19/02/2015