As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCREPANCY: REFERENCE LTPR NR 5001320389-0010 AIRCRAFT WAS NOT GROUNDED AND IS IN CHECK FOR SCHEDULED MX. DURING OPC OF EMERGENCY LIGHTS POST INSTALLATION OF SLIDE EPSU BATTERY 11WL. EPSU BATTERY NEED TO BE REPLACED AS PER AMM 25-62-44 REV. 98. REPLACED EPSU BATTERY (11WL) AS PER AMM 25-62-44 REV. 98.