As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6813 #4 L DOOR ARM INDICATOR DOES NOT INDICATE FULLY DISARMED. CORRECTIVE ACTION: REMOVED SLIDE COVER AND FOUND SLIDE WOULD NOT DISARM DUE TO LANYARD BINDING IN ARMING MECHANISM. FREED ARMING MECHANISM AND CYCLED ARM/DISARM OPS CHECK NML PER B757 AMM 52-11. (8676482)