As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRST OFFICER'S AIRSPEED INDICATOR DISPLAYS FAIL-FLAG IN VIEW; REVISED AND PERFORMED EXPANDED CHECKLIST UNABLE TO RESTORE. REMOVED AND REPLACED FIRST OFFICER'S MACH AIRSPEED INDICATOR IN ACCORDANCE WITH M/M 34-13-01. OPERATIONAL CHECK TEST FOUND NORMAL IN ACCORDANCE WITH M/M 34-13-00.