As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF DURING CLIMB AT APPROXIMATELY 1200 FT THE BATTERY CHARGER FAIL LEVEL 1 ALERT ILLUMINATED FOR APPROXIMATELY THREE MINS. BATTERY VOLTS WERE NORMAL. REPLACED ELECT POWER CONTROL UNIT EPCU AND EMERGENCY POWER RELAY R2 - 636 AND OPS CHECK