What was found
AFT EMERGENCY CEILING LIGHTS ARE INOPERATIVE. MAINTENANCE REPLACED THE M734 POWER SUPPLY AND BATTERY AT SEAT 45. SYSTEM OPS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFT EMERGENCY CEILING LIGHTS ARE INOPERATIVE. MAINTENANCE REPLACED THE M734 POWER SUPPLY AND BATTERY AT SEAT 45. SYSTEM OPS NORMAL.