As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MODE CONTROL PANEL ALTITUDE WINDOW HAS BAD LED. GROUNDED - YES. (RESOLVED ON W/O: 1972034 TASKCARD: N/R-00004 ) REMOVED AND REPLACED DFCS MODE CONTROL PANEL REF BOEING AMM TASK 22-11-34-000/400-807 MB20867 10/9/2023 COMPLETED ALL STEPS AND TESTING IN AMM 22-11-34-000/400-807 ALL TESTS PASS. THIS CLEARS MEL 22-16K PLACARDS REMOVED SEAMC ASHRAF NOTIFIED.