As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
M1668 BATTERY LH MID CABIN FAILED CAPACITY CHECK<[01] REMOVED AND REPLACED M1668 BATTERY PACK PER AMM 33-51-06 REMOVED AND REPLACED M1668 POWER SUPPLY 33-51-06 AND REPLACED EMERGENCY AREA LIGHT LAMP BULB PER AMM 33-51-03 NO FIX NOTED PLEASE REFER TO TTG8Q00JWVJW FURTHER TROUBLING SHOOTING NEEDED;[02] REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK AT LOCATION M1670; OPS CHECK OF L/H OVERHEAD EMERGENCY LIGHTS AT ROW 9ABC AND 12ABC GOOD. PER AMM 33-41-06 ON TTG8Q00JWVJW SYSTEM RESTORED