As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING EMERGENCY LIGHTING SWITCH OPERATIONAL TEST EMERGENCY LIGHT CEILING AFT AND EMERGENCY LIGHT L1 EXT. AND INT. DON`T TURN ON. FAULT ISOLATION PROCEDURE AT LIGHT CEILING AFT AND EMERGENCY LIGHT L1 EXT. WAS PERFORMED PER FIM TASK 33-50 TASK 801 AND OPERATIONAL TEST WAS PERFORMED PER AMM 33-51-00-720-801