As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAV SMOKE LIGHT ILLUMINATED. LAVS CHECKED AND NO SMOKE/FIRE/FUMES OBSERVED. POM PROCEDURES FOLLOWED AND LIGHT AND CABIN CHIMES EXTINGUISHED WHEN SWITCH IN STARBOARD AFT LAV WAS PLACED OFF. VERIFIED LAV SMOKE DETECTORS IN ALL LAVS CHECK NORMAL. NO SIGNS OF SMOKE/FIRE/FUMES.