What was found
LGA - THE EMERGENCY LIGHT SYSTEM TEST SHOWS FAULTS ON THE PROGRAMMING AND TEST PANEL. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT BATTERIES. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LGA - THE EMERGENCY LIGHT SYSTEM TEST SHOWS FAULTS ON THE PROGRAMMING AND TEST PANEL. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT BATTERIES. (M)