As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT LIGHTS NOT ILLUMINATING IN AFT SECTION OF ACFT GE N BY V907039 ON HAECO LCQ NR 9296010/34010 REMOVED AND REPLACED EPSU BATTERY 13WL IAW A320 AMM 33-51-38-000 -002-A AND 33-51-38-400-002-A. OPS CHECK GOOD IAW A320 AMM 33-51 -00-710-001-A