As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOWER CDU BLINKING. -31-81051 AND LEFT AIMS MODULE CPM-GG M010 INTERNAL FAULT FLASHING ACTIVE AND NOT ACTIVE AS DATA ON DISPLAYS BLINKS ON AND OFF. REPLACED LEFT AIMS CPM-GG MODULE 10 REF MM AND RELOADED ALL SOFTWARE. MSG NOT ACTIVE. DISPLAYS OP NORMAL.