As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3332 - PVD-CLE - ON CLIMB-OUT AROUND 2000 AGL, FO WAS HAND FLYING, RECEIVED STAB TRIM AND MACH TRIM FAIL MESSAGES. TRIM WOULD NOT RE-ENGAGE. TRIM FAILED AT 5.8 UNITS. DECLARED AN EMERGENCY AND PROCEEDED IMMEDIATELY BACK TO PVD FOR OVERWEIGHT LANDING. MAINTENANCE CLEANED SWITCHES, RESET HSCU AND MACH TRIM. OPERATION FLIGHT WAS GOOD.