What was found
RIGHT FMC FAILED DURING CRUISE FLIGHT. FOLLOWED QRH WITH NO CHANGE. CONTINUED FLIGHT WITH FMC SELECT SWITCH BOTH ON LT. ACFT GROUNDED. PERFORMED FIM 34-61, TASK 801. NO CURRENT FAULTS. FOUND PREVIOUS FLT LEG FAULT FOR RT ADIRS. PERFORMED FIM 34-61, TASK 824. FOUND FAULTS IN FLT LEG NR 1, 34-21002, 34-21009, 34-21037. PERFORMED FIM 34-21, TASK 803, 808, 806. NO CURRENT FAULTS. TESTS OK. PERFORMED LWMP TESTS REF MM 22-00-01, 34-21-01 AND FIM 22-11 TASK 802 BITE GRP. 33. ALL TESTS OK. PRFORMED SMM 34-36-00 HGS SENSOR TESTS FOR ADR AND IR. TEST OK. A/C REMAINS CAT III A AUTOLAND AND HGS QUALIFIED. STATUS PLACARD SCREW CHECKED AND REFLECTS SAME.