As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPORT TASK EMER & EMER PATH LIGHTING DOES NOT ILLUMINATE BETWEEN SEAT ROW 4FE & G1 GALLEY. WHILE TROUBLESHOOTING FOUND BATTERY PACK PN D717-01-100 SN42777 & POWER SUPPLY PN D717-02-030 SN 43691 BAD. INSTALLED BATTERY PACK IAW AMM 33-51-06. OPERATIONS CHECKED GOOD IAW AMM33-51-00.