What was found
ON DESCENT DURING APPROACH GOT IAS ON PFD AND SELECT ELEV FEEL MAN LVL 2 ALERT. ALSO HAD WINDSHEAR FAIL DET ALERT ON STATUS PAGE. STANDBY A/S SHOWED F/O'S INDICATOR ACCURATE. CAPT'S 10 KNOTS SLOW. RAN READ TAB. BY TOUCHDOWN, F/O'S INDICATOR READ 156 KNOTS, CAPTAINS READ 118 KNOTS IN YELLOW. FACT: NUMEROUS FAULTS ON FAULT REVIEW, ADC 1 & 2, FMC 1 & 2, ELEV LD FEEL ACT AND ELEV ACT RIB AND LOB. T/S PER FIM, FOUND A/S TOLERANCE BETWEEN CAPT AND F/O BEYOND LIMIT. FOUND SMALL DEBRIS IN CAPT PITOT PROBE. PURGED, REMOVED AND REPLACED CAPT PROBE & NR 1 CADC.