As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BATTERY CHARGER INOPERATIVE MESSAGE DISPLAYED, EMERGENCY POWER TEST FAILED AS WELL. TROUBLESHOT IAW MM 24-30-00-0-2. BATTERY CHARGER FAILED. R & R BATTERY CHARGER UNIT IAW MM 24-30-00-0-2 & PERFORMED SATISFACTORY OPS CHECK. EMERGENCY POWER TEST SATISFACTORY IAW MM 24-30-00-5. ACFT OK FOR SERVICE.