As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 DOOR EMERGENCY LIGHT POWER PACK M33424 FOUND LOW CAPACITY,ORI GINATED BY EMP V903218,REF TO HAECO NON ROUTINE NO.9487728 SPEC NO.B777-33-3-7019. PERFORMED BY EMP V903218,REPLACED L1 DOOR EMERGENCY LIGHT POWER PACK (M33424) AND C/O NEW POWER PACK INSTALLATION TEST,THE RESUL T FOUND NORMAL AS PER AMM 33-51-06-960-802 REV 101,IDT BY TA551.