What was found
CPDLC DATA LINK FAIL. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 34-61 TASK 899, CPDLC / ADS-C OPS NML.
- Difficulty date
- February 1, 2021
- Submitted
- February 3, 2021
- Operation
- Air carrier
- Aircraft
- N481AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44106
- Aircraft time
- 20,737 hours, 6,624 cycles
- System (JASC)
- 3400 · Navigation System
- Part
- Data Unit
- Condition
- Malfunctioned
- 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.