# SDR YENA2024070500937

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2024
- Submitted: July 5, 2024
- Operation: Air carrier
- Aircraft: [N2169J](https://openairdocs.org/aircraft/N2169J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11695
- Aircraft time: 1,558 hours, 297 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Hf Comm
- Condition: Faulted
- Location: Nr 1 & 2
- 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/YENA2024070500937

## Discrepancy

FLT#841, JFK-DUB. (ETOPS)'HF SELCAL ( HF 1 & HF 2 ) WOULD NOT WORK ON MULTIPLE FREQUENCIES WITH MULTIPLE ATC UNITS ( SELCAL (AMU) ); ACCOMPLISHED TEST NO FAULT REF AMM 23-11-00. SUCCESSFUL CALL ATTEMPTS ON TWO DIFFERENT FREQUENCY MDDR CLEAR MX-4 UPDATED.

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