What was found
EICAS MESSAGE, MAIN BATTERY CHARGER DISPLAYED AND BATTERY DISCHARGE LIGHT EXTINGUISHED. REPLACED MAIN AIRCRAFT BATTERY, OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EICAS MESSAGE, MAIN BATTERY CHARGER DISPLAYED AND BATTERY DISCHARGE LIGHT EXTINGUISHED. REPLACED MAIN AIRCRAFT BATTERY, OPS CHECKED GOOD.