As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT RETURNED TO PLATFORM DUE TO DURING TAXING, THE ELEC LIGHT TURNED ON. PERFORMED ELEC SYS AUTO TEST IAW FIM 34-31 TASK 801, DETECTING THE STATIC INVERTER WITH FAILURE. THE STATIC INVERTER WAS REPLACED IAW AMM 24-34-21, TESTED CORRECT.