From X-band observations only: Modcomps On: Antenna 17 and 23 dead on all IFs. Antenna 21 dead in LCP (IFs C and D). Modcomps Off: No fringes from antennas 1, 2, 3, 4, 5, 6, and 10. Antenna 17 still dead, but antenna 23 is back on. Antenna 21 still dead in LCP. More details later.