What was found
NR 1 FMC SCREEN HAD SEVERAL WHITE LINES RUNNING HORIZONTALLY ON THE TOP OF THE SCREEN. ACFT GROUNDED. REMOVED AND REPLACED THE NR 1 MCDU, OPS NORMAL IAW AMM 34-61-01-400-802.
- Difficulty date
- June 8, 2018
- Submitted
- June 11, 2018
- Operation
- Air carrier
- Aircraft
- N584AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35682
- Aircraft time
- 41,180 hours, 12,239 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Display
- Part number
- 1741010301
- Part serial
- 000958
- Condition
- Defective
- Location
- Cockpit
- Part time
- 61,597 hours, 24,825 cycles
- 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.