1. Tracker Subsystem1 GLAST LAT Project FM16 PSR, Nov. 4, 2005 GLAST LAT Tracker Tower16 Pre-Ship Review Luca.latronico@pi.infn.it INFN-Pisa

2. Tracker Subsystem2 GLAST LAT Project FM16 PSR, Nov. 4, 2005 Tower 16 - Assembly and test highlights October 25-28, 2005 (INFN-Pisa) : –assembly of complete tray stack (15 non- flight trays) –complete cable set (3 non-flight cables) –sidewalls, alignment No environmental tests performed No Solithane, No EMI taping Full EIDP details at: –http://glast.pi.infn.ithttp://glast.pi.infn.it  TOWER 16 is a spare, non-flight module and will be used for calibration studies tray17 replacement tray to be replaced

3. Tracker Subsystem3 GLAST LAT Project FM16 PSR, Nov. 4, 2005 Tower 16 – configuration details Tower PN: LAT-DS-00722 (rev3) Tower SN: 16 15 non-flight trays: 5 from tower0 – some needed rework 4 from flight towers 1,14,7,8 and showing anomalies at high T and/or vacuum – removed and reworked where necessary 1 with anomalous GTFE 5 with minor mechanical problems 3 non-flight cables: C0-023, C6-008, C7-009 Tracked in NCR INFN/PI 593

4. Tracker Subsystem4 GLAST LAT Project FM16 PSR, Nov. 4, 2005 Tower 16 – functional test details 39 issues to deal with when testinglayers with more than 16 bad chans or rare anomalies Overall bad channels Tracked in NCR INFN/PI 594

5. Tracker Subsystem5 GLAST LAT Project FM16 PSR, Nov. 4, 2005 Tower 16 – efficiency performance Average tower efficiency is 99.5% (waiting enough for FE2 on Y11 to warm-up and taking into account also Y15 with ~160 bad chans)