As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OPERATIONAL TEST OF THE EMERGENCY LIGHTS AND FOUND THAT THE CABIN R3 DOOR AREA M33404 EMERGENCY BATTERY PACK LOW CAPACITY. REPLACED THE C ABIN R3 DOOR AREA M33404 EMERGENCY BATT PACK AND CARRIED OUT INS TALLATION TEST FND TEST NORMAL PER AMM 33-51-06-960-802 REV 104.