What was found
(CAN) ATTEMPT TO TRIM AIRCRAFT NOSE UP OR NOSE DOWN CAUSED BOTH PITCH TRIM CHANNELS TO INDICATE (OFF). THUS HORIZONTAL PITCH TRIM SYSTEM DE-ACTIVATED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ATTEMPT TO TRIM AIRCRAFT NOSE UP OR NOSE DOWN CAUSED BOTH PITCH TRIM CHANNELS TO INDICATE (OFF). THUS HORIZONTAL PITCH TRIM SYSTEM DE-ACTIVATED.