As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMER LT BAT 1 LO LEVEL ONE ALERT DURING TEST. ITEM DEFERRED PER MEL 33 50 4. ASSIGNED M 811065 PLACARD INSTALLED ACCOMPLISHED DMP 33 50 4.REVERSED DMP 33-50-4 AND R&R EMERGENCY LIGHT BATT POWER SUPPLY PER AMM 33-51-01. OPERATIONAL CHK GOOD. THIS CLEARS M811065 AND PLACARD REMOVED.