As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPORTED TO MOC BY OPERATIONS THAT THE RIGHT AFT LAVATORY SMOKE DETECTOR WILL NOT SHUT OFF. AFTER POWERING UP AIRCRAFT, THE RIGHT AFT LAVATORY SMOKE DETECTOR OPERATES NORMALLY PER AMM 26-14-00-715-072. SUBSEQUENTLY, MAINTENANCE REMOVED AND REPLACED THE RIGHT AFT LAVATORY SMOKE DETECTOR BATTERY AND OPS TESTED GOOD PER AMM 26-14-01, PAGE 401.