What was found
WHILE TESTING EMERGENCY LIGHTS MID-CABIN BATTERY FAILED. REMOVED AND REPLACED MID-CABIN EMERGENCY LIGHT BATTERY PACK OPS CHECK GOOD IAW MM 33-51.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE TESTING EMERGENCY LIGHTS MID-CABIN BATTERY FAILED. REMOVED AND REPLACED MID-CABIN EMERGENCY LIGHT BATTERY PACK OPS CHECK GOOD IAW MM 33-51.