As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR L1 EMERGENCY POWER PACK(M33424)CAPACITY CHECK FOUND CAN''T S TAYED EMERGENCY LIGHTS ON FOR 15 MINUTES, REPLACED DOOR L1 EMERGENCY POWER PACK ( M33424) AND PERFORMED THE INSTALLATION TEST,THE RESULT FOUND NOR MAL,REF AMM 33-51-06-960-802 REV 100,