As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6706 3L HANDLE CAME OUT OF LOCKED POSITION ON T/O. WHEN ARMING DOOR KNUCKLE KNOCK FAILED TO DEPLOY TO ARM POSITION THEN LOUD AIR NOISE WHEN HANDLE DISARM POSITION. CORRECTIVE ACTION: CHECKED DOOR OPERATION IAW B757 AMM 52-11. OPS CHECKS GOOD. CHECKED OPERATION OF 3L DOOR ARMING SYSTEM IAW B757 AMM 25-66. OPS CHECKS GOOD. (6909540)