What was found
IN CRUISE, CAUTION MESSAGE PROX SYST CHAN. ON APPROACH, NORMAL LDG EXTENSION INOPERATIVE. ALTERNATE EXTENSION USED. AIRCRAFT LANDED. DURING TAXI, STEERING INOP CAUTION MESSAGE ON ED1. MAINTENANCE REPLACED PSEU AS PER AMM 32-61-01-000-/400-801. THE STEERING INOP MESSAGE WAS THE CONSEQUENCE OF LDG ALTERNATE HANDLE BEING NOT COMPLETELY PULLED IN. PSEU 8-648-08 D865 INOPERATIVE INTERNAL 16756.18/14104.