What was found
DURING TAXI OUT, A FMC DISAGREE LIGHT ON BOTH NAV DISPLAYS. ACFT GROUNDED. PERFORMED QRC PROCEDURE AND DISAGREE WARNING WENT OUT.
- Difficulty date
- January 20, 2014
- Submitted
- January 22, 2014
- Operation
- Air carrier
- Aircraft
- N408AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41732
- Aircraft time
- 4,410 hours, 1,407 cycles
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Warning Light
- Condition
- False Activation
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.