What was found
THE 1R BUTTON ON F/O'S CDU/FMC IS INTERMITTENT. REMOVED & REPLACED NR 2 MCDU. OP CHECK NORMAL. REF MM 34 61 01 000 802 & 3461 01 400 802.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE 1R BUTTON ON F/O'S CDU/FMC IS INTERMITTENT. REMOVED & REPLACED NR 2 MCDU. OP CHECK NORMAL. REF MM 34 61 01 000 802 & 3461 01 400 802.