As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BATERY PACK CAPACITY CK FAILED AT FWD ENTRY L/H, AFT ENTRY LT, AND 17-23 ROWS LOCATION. SRXR430X. GROUNDED - YES. REMOVED AND REPLACED BATTERY POWER SUPPLY AT M1671 AND BATTERY PACKS AT 1673, AND M1675 FED LH AND AFT LH AND PERFORMED OPS CHECK TESTED GOOD IAW B737 AMM 33-51-06-960-803 AND AMM 33-51-06-960-802. SRXR430X. (S/N 461612)