As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT SERVICE DOOR UPPER EMERGENCY EXIT LIGHT NOT WORKING. REPLACED BATTERY PACK M1673 IAW AMM 33-51-06-960-805 AND PERFORMED CHECK OF AFT SERVICE DOOR UPPER EMERGENCY EXIT LIGHT WORKING IAW AMM 33-51-00-710-801. EMERGENCY LIGHTS OPERATIONAL TEST IS OK.