What was found
ON ROTATION AUTO PILOT FAIL & TRIM FAIL, MAP ILLUMINATED WITH ASSOCIATED TRIPLE CHIME AND AURAL WARNING. BOTH FCP'S SHOWED TRIM AND AP WARNINGS. AUTOPILOT PANEL INDICATED T, AP, R, E, TRIM. WOULD NOT RESET. CAPTAIN'S EADI SHOWED FD. REMOVED AND REPLACED NR 2 AHRS COMPUTER WITH NEW AHRS COMPUTER IAW 32-21-00. OPS CHECK GOOD AT THIS TIME.