RLS components : repairs and spare status

1. RLS components: repairs and spare status RPC Link System Executive Meeting, 28 April 2010

2. RPC Link System Inventory * Installed in UXC and working correctly (after GOL replacment) Maciek Kudła, University of Warsaw

3. MLBs 112 boards damaged; • 47: repaired, tested and installed on detector • GOL replacment – 47, • 50: GOL replaced, tests in progress, • 15: problem to be localised. Maciek Kudła, University of Warsaw

4. SLBs 41 boards damaged • 41: problem to be localised. Low priority – sufficient number of spare modules Maciek Kudła, University of Warsaw

5. CBs 30 boards damaged • 20: repaired and partially tested, • CCU – 10, • LVDS drivers in CCU ring – 4, • Xilinx – 3; • 9: waiting for Xilinx replacment, • 1: problem to be localised. Maciek Kudła, University of Warsaw

6. CBICms 7 mezzanines damaged • 20 boards ordered. Should be available at the and of May. Maciek Kudła, University of Warsaw

7. Conclusions • Satisfactory results of RLS components repairs • Low cost (150 instead 1000 CHF when additional production made), • Good efficiency, • But: tests in 904 needed: eye diagram, configurations, data transfer, etc • The end of June – we should have enough spares for all RLS components and RLS spare components problem solved. Maciek Kudła, University of Warsaw