As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6308 ORD-BOS, AIRCRAFT DIVERTED - 45 MINUTES INTO FLIGHT MFD 1 (DU2) FAILED AND THE CB POPPED, NO ASSOCIATED ODOR NOTED. REMOVED AND REPLACED MFD 1 (DU2) IAW AMM 31-61-01, OPS CHECK NORMAL. NOTE: THE PFD NR 2 DISPLAY UNIT ALSO FAILED ON THIS FLIGHT.