# SDR ASAA2022122971281

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2022
- Submitted: December 29, 2022
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 45,242 hours, 13,190 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Transceiver
- Condition: Malfunctioned
- Location: Nr 2 Hf Comms
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022122971281

## Discrepancy

# 2 HF DOES NOT TRANSMIT OR RECEIVE WITH EITHER CAPT OR FO AUDIO PANEL,AND WITH EITHER CAPT OR FO PUSH TO TALK SWITCHES. UPON LANDING DISCOVERED HF/SAT XFR SWITCH WAS IN SAT. RETURNED TO HF AND HF 2 OPS NORMAL. GROUNDED - YES. PERFORMED OPS. CK OF HF COMM SYSTEM PER AMM 23-11-00/501.

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