# SDR ASAA2019022768367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 2019
- Submitted: February 28, 2019
- Operation: Air carrier
- Aircraft: [N568AS](https://openairdocs.org/aircraft/N568AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35183
- Aircraft time: 45,973 hours, 13,917 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Warning Message
- Condition: False Activation
- Location: Nr 1 Hf System
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019022768367

## Discrepancy

#1 HF RADIO "FAIL" ANNUNCIATED. GROUNDED - YES. #1 HF RADIO BITE CHECK PERFORMED AND NO FAULTS FOUND, #1 HF RADIO OPERATES NORMAL WITH NO DEFECTS NOTED B737-800 FIM 23-11 TASK 801 PERFORMED, GROUND TEST SUCCESSFUL.

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