As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: ON GATE DEPARTURE, DOOR 1R DID NOT SHOW ARMED. MAINTENANCE FOUND THE R1 DOOR ARMING LEVER HANDLE INSTALLED ON THE WRONG SIDE OF THE ARMING LEVER. MAINTENANCE INSTALLED THE HANDLE ON THE CORRECT SIDE OF THE LEVER AND A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED. R1 DOOR ARMS CORRECTLY AND DOOR ARMING INDICATION CHECKS OK.