What was found
HF1 SELECTION ON AUDIO PANEL SHOWS FAIL. HF AUDIO CAN BE HEARD. GROUNDED - YES. CYCLED PWR TO HF1 AND ACCOMPLISHED HF COMM SYSTEM BITE - NO FAULTS. ACCOMPLISHED GROUND VERIFICATION HF-1 RADIO CK - OPS NML.
- Difficulty date
- May 14, 2019
- Submitted
- May 15, 2019
- Operation
- Air carrier
- Aircraft
- N493AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41727
- Aircraft time
- 12,129 hours, 4,042 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Hf Comm
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.