As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EICAS STATUS MESSAGE -STBY INVERTER-, ALONG WITH SLIGHT SMELL OF BURNING ELECTRICS THRU OUT CABIN AND COCKPIT. MAINTENANCE: PERFORMED TSM PROCEDURE 24-37-00, FOUND OLD STANDBY INVERTER BURNT; REPLACED STATIC (STANDBY) INVERTER. AIRCRAFT OK FOR SERVICES.