What was found
DURING FLIGHT PILOT SENT ACARS MESSAGE WAS AS FOLLOWS: DSP/MX ADS 1 FAIL MSG. RAN QRH. ALSO SPLR FLT MSG. ARE LANDING DST AFFECT. ONCE A/C LANDED IN GRB A/C WAS TOWED TO GATE. MECHANIC PERFORMED A POWER RESET, IAW AMM FIM 31-42-00-811-808A WHICH CLEARED (AVNX MAU 1A FAIL) MESSAGE. FROM THAT POINT, HAD THE MECHANIC PERFORM A FLIGHT CONTROL RETURN TO SERVICE TEST, IAW AMM 27-00-00, WHICH CLEARED (SPLR FAULT) MESSAGE, (FLT CTRL NO DISPATCH) MESSAGE, AND (ADS 1 FAIL) MESSAGE. FURTHER TROUBLESHOOTING SHALL BE PERFORMED PENDING THE RESULTS OF FAULT HISTORY DATABASE DOWNLOAD.