As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AISLE EMERGENCY LIGHTING ON LEFT, FRONT HALF OF THE AISLE ONLY LIGHTS FROM THE GALLEY TO JUST FORWARD OF SEAT 3 (AFT FACING SEAT ON LEFT SIDE). IT IS INOP FROM THAT POINT BACK TO MID -FUSELAGE. UPON INITIAL INVESTIGATION FOUND AISLE LIGHTING WAS COVERED BY FLOOR CARPET. PERFORMED FUNCTION TEST OF THE EMERGENCY LIGHTS IAW AMM 33-50-00-7100. FUNCTION TEST PASSED.