As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DMC FAILURE, FLIGHT DIVERTED. EIS DMC FAIL FOR F/O SWITCHING F/O TO 3 GIVES ERRONEOUS DISPLAY FOUND DMC 2 HAD MR31626 INSTALLED, INSTALLED CORRECT MR31629 UNIT. REPLACED NR 2 AND NR 3 DMC'S REF MM31-63-00 PG401 AND F/O'S RELAY BOX 20WT2 REF ASM31-68-00 ALL TESTS AND SWITCHING OPERATES NORMALLY. VERIFIED ALL DMC'S INSTALLED ARE MR31629 REF IPC31-63-34 ITM IL COA407401 HAS BEEN ACCOMPLISHED.