SDR ASAA2016082117770

Service difficulty report · Keyboard · Boeing 737990ER

Difficulty date: August 21, 2016
Submitted: August 25, 2016
Operation: Air carrier
Aircraft: N440AS
Make and model: Boeing 737990ER
Aircraft serial: 41705
Aircraft time: 11,316 hours, 3,702 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Keyboard
Part number: 17694402
Condition: Failed
Location: Fmc
Stage of operation: NR
How discovered: O
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FMC SELECTION ON MENU PAGE INTERMITTENT PREVENTS ABILITY TO SELECT FMC AND LOAD ROUTE. ACFT GROUNDED. REMOVED AND INSTALLED NEW FMC KEYBOARD, IAW AMM TASK 34-61-01-000-801. PERFORMED CDU KEYBOARD TEST AND CDU LAMP TEST, ALL TESTS PASSED, IAW AMM 34-61-00.