As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING -A- CHECK DURING THE PERFORMANCE OF TASK CARD E175-33-50-01-720-801-A, FOUND THE EMERGENCY LIGHTS FAILED AT THE AFT SERVICE DOOR ENTRANCE. REPLACED THE EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-50-01-000/400-801-A. OPERATIONAL CHECKS GOOD.