What was found
DISCOVERED EMERGENCY LIGHTS COME ON A FEW MINUTES AFTER SWITCHING EMER LIGHT TO ARM. REMOVED AND REPLACED FWD AND AFT EMERGENCY LIGHT POWER SUPPLIES AS REQUIRED. PERFORMED SATISFACTORY OPS CHECKS--NO DEFECTS NOTED. WORK PERFORMED AMM 33-52-00. FWD BATTERY P/N OFF/ON: 6450LS-00 S/N OFF: 001894 S/N ON: 001485 AFT BATTERY P/N OFF/ON: 6450LS-00 S/N OFF: 001946 S/N ON: 002599 FWD BATTERY INSPECT DATE: 15-JUNE-2020 AFT BATTERY INSPECT DATE: 18-JUN-2020.