As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT ON CEILING PANEL 253CLC INOP. FOUND EMERGENCY LIGHT ON CEILING PANEL 253CLC INOP. WHILE TROUBLESHOOTING FOUND THAT EMERGENCY LIGHT POWER UNIT SUPPLY NR 4 WAS NOT WORKING. R&R EMERGENCY LIGHT POWER UNIT SUPPLY NR 4 IAW AMM 33-50-01. EMERGENCY LIGHT POWER UNIT SUPPLY OPC GOOD IAW AMM 33-50-01. EMERGENCY LIGHTS OPC GOOD IAW AMM 33-50-00. NO FURTHER DEFECTS NOTED.