What was found
EMERG LIGHT TEST FAILED AT PRE-FLIGHT. T/S FOUND EMERGENCY LIGHT AT THE NR 4 DOORS INOP. REMOVED AND REPLACED BATTERY POWER SUPPLY AT THE 4 DOORS. OPS CHECK GOOD IAW 33-51.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERG LIGHT TEST FAILED AT PRE-FLIGHT. T/S FOUND EMERGENCY LIGHT AT THE NR 4 DOORS INOP. REMOVED AND REPLACED BATTERY POWER SUPPLY AT THE 4 DOORS. OPS CHECK GOOD IAW 33-51.