What was found
FLT 1218 BUF-BOS, AIR RETURN TO BUF DUE TO MFD NR 1 / DU NR 2 WENT BLANK AFTER TAKEOFF. PERFORMED QRH 8-16 MFD OVERHEAT PROCEDURE. FOUND DU NR 2 INOP. REPLACED DISPLAY UNIT PER AMM 31-61-04. OPS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 1218 BUF-BOS, AIR RETURN TO BUF DUE TO MFD NR 1 / DU NR 2 WENT BLANK AFTER TAKEOFF. PERFORMED QRH 8-16 MFD OVERHEAT PROCEDURE. FOUND DU NR 2 INOP. REPLACED DISPLAY UNIT PER AMM 31-61-04. OPS CHECK NORMAL.