As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
M/D L4 DOOR 1EA EMER LT POWER PACK (M33407) FOUND LOW CAPACITY,O RIGINATED BY, REF TO HAECO NON ROUTINE NO.9479556 SPE C NO.B777-25-3-7250. PERFORMED BY , REPLACED M/D L4 DOOR M33407 EMER LT POW ER PACK AND C/O NEW POWER PACK TEST. THE RESULT FOUND NORMAL AS P ER AMM 33-51-06-960-803 REV 100.