What was found
CMH - MAINTENANCE FOUND THE EXTERIOR EMERGENCY LIGHTS AT THE FORWARD ENTRY AND SERVICE DOORS INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK IN POWER SUPPLY M571. OPS CHECK GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CMH - MAINTENANCE FOUND THE EXTERIOR EMERGENCY LIGHTS AT THE FORWARD ENTRY AND SERVICE DOORS INOP. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK IN POWER SUPPLY M571. OPS CHECK GOOD. (M)