As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DR 1R EMERGENCY LIGHT POWER PACK M33094 LOW VOLTAGE REFER HAECO NON-ROUTINE NO.9472105,ORIGINATED BY EMP:V905336,SPEC NO.B777-33 -3-7015. PERFORMED BY EMP:V905495,REPLACED DR 1R EMERGENCY LIGHT M33094 BATTERY AS PER AMM 33-51-06-960-802 REV.93 TEST RESULT NORMAL. IDT BY EMP:V905389.