What was found
DURING PREFLIGHT, FOUND DOOR 4L EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY POWER SUPPLY, OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT, FOUND DOOR 4L EMERGENCY LIGHT INOPERATIVE. REPLACED BATTERY POWER SUPPLY, OPERATIONAL CHECK OK.