April 22, 2009 online meeting minutes

present: Sergey Boyarinov, Sergey Pozdnyakov

1. SY1527 HV connectors: one patch panel was repaired, board replaced, works so far; another patch panel (rejected by RADIALL) came back, will be repaired by Armen; new patch panel in assembly by Armen using pins glueing, will be tested when ready

2. DC1-DC4, DC7-DC10 equipped with new WIENER power supplies thanks to Mark and Armen, connected to the network, will change roc_reboot software accordingly

3. Spare equipment testing: 1877 finished, good boards (about 10) in blue cabinet, bad boards (about 10) in rack6; all Lecroy HV boards in mainframes are good, bad boards are stored near the wall; 3 good 1881 in cabinet, no bad 1881's; 4 good LAC HV boards in mainframes

4. ROCs and EB software fixes to make it more reliable, Sergey B. will monitor it and continue to improve

5. tcpServer in ROCs and IOCs will restart itself in case of trouble, it should help for example 'roc_status' script

6. clastrig2 cage still to be installed

7. clon01 seems fine except cron jobs, Sergey B. is looking at that problem

8. Main (upper) RAID unit turned itself off last week, we turn it back on and it works; reported to Paul Letta, will watch it

9. New IOC on Pie Tower for Lecroy HV still to be done

10. Necessary hardware was ordered for faster network between ROCs/PMCs and clondaq1/clondaq2, will install it on arrival during downtimes

11. Crates voltage readback still to be implemented/fixed

12. Test new silo - to do

13. Order new 50om and rj45-9pin transition pieces - to do

14. We have 4 good Lecroy HV mainframes, 3 in repair

On other issues:

• Sergey P. sent old ADC cable contacts to Stepan and Carlos

• Discr REQ was signed and in procurement

• 3 new OR modules arrived from Ed Jastrzembski, will install one in clontest10, others in CAEN TDC crates; (still without engraving !)