As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT THE AFT SERVICE DOOR; THE EXIT LIGHT BELOW THE EXIT SIGN HAS AN INOP BULBS<[01] FOUND THE M1672 POWER SUPPLY AND BATTERY TO BE AT FAULT; REMOVED AND REPLACED THE M1672 EMERGENCY LIGHT POWER SUPPLY AND BATTERY IAW AMM 33-51-06; OPS CHECK GOOD;[02] VERIFIED C/A #1.