What was found
CABIN EMERGENCY LIGHTS FAIL EPSU BATTERY FWD LEFT. REMOVED AND CLEANED 10WL CONNECTOR OF POWER SUPPLY UNIT EMERGENCY (10WL) THEN REINSTALLED CONNECTOR. TESTED EMERGENCY LIGHTS AND BATTERY SYSTEM. TESTED OKAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN EMERGENCY LIGHTS FAIL EPSU BATTERY FWD LEFT. REMOVED AND CLEANED 10WL CONNECTOR OF POWER SUPPLY UNIT EMERGENCY (10WL) THEN REINSTALLED CONNECTOR. TESTED EMERGENCY LIGHTS AND BATTERY SYSTEM. TESTED OKAY.