As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, PILOT REPORTED NR 2 INVERTER FAIL LIGHT WITH CORRESPONDING NR 2 SSU (SIGNAL SUMMING UNIT) FAIL LIGHT AND NR 2 SSU CIRCUIT BREAKER TRIPPED. SUSPECT CAUSE: NR 2 INVERTER SPIKED BEFORE COMPLETE FAILURE CAUSING IT TO DAMAGE CIRCUITRY IN THE SSU UNIT. NR 2 INVERTER WAS REPLACED. NR 2 SSU UNIT WAS REPAIRED.