VELO Cabling Optical links Documentation 2 about OPB

VELO Cabling - Optical links Documentation: § 2 about OPB, connectors quantities… to complete by Jan Discussions with Furukawa and with EN/EL on going to define the material (long dist. , patch cords, PP…) -Copper cables LV: Sasha presentation (decision ? reuse old NG 28 cables or not) Doc and cable/data. Base software: “ 1 -Can you please give us a contact person for fibre-optics and a contact person for copper-cables. (it can be the same person!). He or she can then be the point of contact to finalise the documents with Laurent and also provide information on re-using old cables, ordering & installing new cables, rack infrastructure etc. ” Fibre-optics: Jan Copper-cables & racks: ? “ 2 -Gloria and colleagues have developed a new interface to the cabling database ( https: //indico. cern. ch/event/567778/ ) It could also be used for your ‘internal’ cabling. An e-group will be created for each sub-detector, and the members will have the rights to modify the cabling details of Velo. Can you please let us know who should be in the e-group. ” In demo for the moment: few names to test it and for the futur ? ? Ken Wyllie – Laurent Roy 16 Oct 2016

D 3 E 01 (Pile Up) Wiener crate to remove Pile Up Tell 1 Boards + VEPROB ‘Nikkef’ boards Analogue cables + Optical fibres Optical PP to remove

D 3 E 02+D 3 E 03+D 3 E 04 (TELL 1 crates) 5 Wiener crate to remove Tell 1 Boards ~ 350 Analogue cables (04. 21. 44. 160. 2) removed Few kept for temperature monitoring

D 3 E 04 (HV) Wiener MARATON PS to remove 2 AC/DC (2 other for Hershel? ) Control crate + 2 RCM Boards 385 V cables + control cables HV ISEG 1 additional ISEG Crate Keep the HV cables (04. 31. 52. 075. 9) Install new?

D 3 E 05+D 3 E 06 (LV - Caen) Keep all CAEN crates Install new New Patch Panels , new Cables? Sasha presentation Keep Interlock box ?

VELO Racks: new configuration D 3 Barrack to view D 3: 4 racks for LV 1 rack for the Temperature + HV? or 2 1 or 0 rack spare (could be ‘given’ to UT if needed) ? Balcony: 1 rack Velo spare kept LV: CAEN units Patch Panels HV Temp. Become ‘UT’ (for their Maraton PS) In principle no needed but kept as Velo spare for the moment

Old cables table (before installation) to remove -END-