As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT BATTERIES FAILED CAPACITY TEST AT LOCATIONS M1672; AND M1675 EMERGENCY LIGHT BATTERIES FAILED CAPACITY TEST AT LOCATIONS M1672 AND M1675 / [01] R&R EMERGENCY LIGHT BATTERY PACKS AT LOCATIONS M1672; AND M1675 PER MM 33-51-06