As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRAILING EDGE FLAP ASYMMETRY INDICATION. FLAPS LOCKED OUT AT 1 DEGREE. EMERGENCY DECLARED. LANDED WITHOUT INCIDENT. AIRCRAFT WAS GROUNDED. REMOVED AND REPLACED FLAP SLAT ELECTRONIC UNIT IAW AMM 27-51-01 AND LEFT FLAP POSITION TRANSMITTER IAW AMM 27-58-01. OPS CHECKED GOOD.