As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: FLIGHT DECK DOOR LATCH (DOOR KNOB) BROKEN. HAVE TO OPEN USING UNLOCK SWITCH. MAINTENANCE FOUND CENTER LATCH LOWER MECHANISM BROKEN. REPLACED LATCH MECHANISM AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-51-21.