What was found
FLIGHT 2345. DURING PHASE OF DESCEND. AUTOTHROTTLE DISENGAGE TWICE. IT HAPPENED ONCE IN WHEN WE SHOOT THE APPROACH. PLACED ON MEL 22-30-00B. CLEARED BY INTERROGATED CMC. FOUND FAULT CODES 22310020TA2, 22310031TA2, AND 22310031TA1 POSTED AT THE TIME OF WRITE UP. FOLLOWED FIM TASKS 22-31-00-810-871-A AND 22-31-00-810-829-A THROUGH STEPS 7.D. PER FIM R&R THRUST CONTROL QUADRANT IAW AMM 76-11-01-000-801-A & 76-11-01-400-801-A. OPS TEST GOOD. LLM TRS TEST IAW AMM 22-11-00-710-801-A. TEST GOOD. REMOVED TCQ PLACED ON SOS. REF LP 1140920 FOR LLM STATEMENT. AIRCRAFT REMAINS CAT III QUALIFIED. COCKPIT PLACARD READS CAT III. MTX CONTROL ADVISED. PLACARDS REMOVED. CLEAR MEL. RETURNED TO SERVICE.