As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER T/O FLT ATTENDANTS REPORT ELECTRICAL FUMES IN MID CABIN. FUMES SUBSIDED THEN RT RECIRC FAN MSG APPEARED ON EICAS. TURNED OFF RT RECIRC FAN ON OVERHEAD PANEL. NOTIFIED MCC. PULLED C/B P23. CONTRACT MTC REPLACED RT RECIRC FAN. FAINT ODOR FROM FAN.