As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: DEAD HEADING PILOT IN 3F STATED HE OBSERVED SPARKS IN RIGHT ENGINE INTAKE FAN DURING REVERSE ON LANDING. MAINTENANCE PERFORMED ENGINE GENERAL VISUAL INSPECTION OF INLET, EXHAUST, THRUST REVERSERS IAW AMM 72-00-00. NO VISUAL DAMAGE NOTED.