As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BATT CHARGE ANNUNCIATOR ILLUMINATED ON DEPARTURE JUST AFTER GEAR RETRACTION. THIS BATTERY CHARGE ANNUNCIATOR LIGHT ILLUM IS CONSIDERED A NUISANCE WARNING, CAUSING SERIOUS DISTRACTIONS TO THE PILOTS. CLEANED AND RESECURED BATTERY CONNECTIONS.