What was found
F/OS MCDU LINE SELECT BUTTON 2L WORKS INTERMITTENTLY IT OFTEN TAKES 3 PUSHES TO WORK. GROUNDED - YES. RESET POWER PER AMM 20-60-99 OK FOR SERVICE.
- Difficulty date
- September 23, 2019
- Submitted
- September 24, 2019
- Operation
- Air carrier
- Aircraft
- N491AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44109
- Aircraft time
- 15,507 hours, 5,054 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Cockpit
- 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.