# SDR ASAA2022111140741

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2022
- Submitted: November 14, 2022
- Operation: Air carrier
- Aircraft: [N428AS](https://openairdocs.org/aircraft/N428AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36353
- Aircraft time: 24,397 hours, 7,645 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Hf Comm
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022111140741

## Discrepancy

HF 2 RADIO DISPLAY FAIL. GROUNDED - YES. PERFORMED BITE TEST OF HF 2 IAW B737-900 AMM 23-11-00, OPS CHK GOOD.

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