# SDR ASAA2022072339168

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2022
- Submitted: July 27, 2022
- Operation: Air carrier
- Aircraft: [N468AS](https://openairdocs.org/aircraft/N468AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41735
- Aircraft time: 29,760 hours, 9,444 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Radio
- Condition: Failed
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022072339168

## Discrepancy

HF RADIO #2 FAIL. GROUNDED - YES. PERFORMED B737-900 FIM 23-11 TASK 801, LRU BITE TEST GOOD. PERFORMED HF SYSTEM TEST REF B737-9 AMM 23-11-00. #2 HF TUNES , TRANSMITS AND RECEIVES. OPS CHK NML. GROUND VERIFIICATION TEST GOOD.

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