What was found
STAB TRIM & MACH TRIM CAUTION MSG IN FLT. COMPLIED WITH QRH, RESET STAB TRIM 1 & 2, MSGS PERSISTED. AIR RETURN TO HSV LANDED AT 44500 LBS. COMPLIED WITH FIM FAULT RESET, MSGS CLEARED THEN RETURNED WITH TRIM OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
STAB TRIM & MACH TRIM CAUTION MSG IN FLT. COMPLIED WITH QRH, RESET STAB TRIM 1 & 2, MSGS PERSISTED. AIR RETURN TO HSV LANDED AT 44500 LBS. COMPLIED WITH FIM FAULT RESET, MSGS CLEARED THEN RETURNED WITH TRIM OPERATION.