As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE INSPECTION OF EXTERIOR LIGHTS, DISCOVERED THAT THE EXTERIOR EMERGENCY LIGHTS DO NOT TURN ON. SUMMARY OF NRC 00593: EMERGENCY LIGHTING PROBLEM FAULT ISOLATION WAS PERFORMED PER B717 FRM FIM 33-50-00 810-801. THE OVERWING EMERGENCY EVACUATION BATTERY POWER SUPPLY B5-125 WAS REPLACED PER B717 AMM 33-51-06. TEST OK. (LP #2941244)