As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH OVERWING EMERGENCY LIGHT INOP-C/A-REMOVED AND REPLACED LH OVERWING EMERGENCY LIGHT LAMP IAW EMB AMM TASK 33-50-10-000-801-A AND 33-50-10-400-801-A. NO FIX. TROUBLE SHOT IN REFERANCE WITH WM 33-50-50 FOUND #4 POWER SUPPLY AND BATTERY TO BE BAD. RAR #4 POWER SUPPLY AND BATTERY IN REFERANCE WITH W/C 33-700-19. CHARGER ASSY BATTERY P/N BA5-0933-901 S/N C02264