What was found
L4 AND L5 BUTTONS ON F/O'S FMC WORK INTERMITTENTLY. ACFT GROUNDED. REPLACED FMC CDU KEYBOARD. OPS CK GOOD. REF AMM 34-60-01.
- Difficulty date
- June 23, 2015
- Submitted
- June 25, 2015
- Operation
- Air carrier
- Aircraft
- N442AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 43293
- Aircraft time
- 6,263 hours, 2,016 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Keyboard
- Part number
- 17410802
- Condition
- Intermittent
- Location
- Fmc
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.