As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA/TCB - FLT 381 - PILOT REPORT: ELECTRICAL SMOKE ENTERED CABIN ABOUT 5 MINUTES AFTER TAKEOFF. SUSPECT POSSIBLY BLOWER MOTOR. AIRCRAFT RETURNED TO MIA AND LANDED WITHOUT INCIDENT. MAINTENANCE REPORT: TROUBLESHOOTING DISCLOSED YAW DAMP COMPUTER INTERNALLY SHORTED AND PRODUCING SMOKE.