What was found
NR 2 HF RADIO INOP COMMS PANEL DISPLAYS FAIL, FAIL WHEN SELECTED. GROUNDED - YES. PERFORMED OPS TEST OF NR 2 HF RADIO PER AMM 23-11-00 ON FREQ 5.547. NO FAULTS NOTED AT THIS TIME.
- Difficulty date
- September 12, 2018
- Submitted
- September 14, 2018
- Operation
- Air carrier
- Aircraft
- N478AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44105
- Aircraft time
- 12,779 hours, 4,320 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Warning System
- Condition
- False Activation
- Location
- Cockpit
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.