# SDR ASAA2014051207780

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2014
- Submitted: May 16, 2014
- Operation: Air carrier
- Aircraft: [N409AS](https://openairdocs.org/aircraft/N409AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41733
- Aircraft time: 5,001 hours, 1,605 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Hf Comm
- Condition: Inoperative
- Location: Nr 1
- 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/ASAA2014051207780

## Discrepancy

NR 1 HF WILL NOT TRANSMIT.  TUNING TONE OCCURS (PTT) AFTER FREQ SELECTION BUT DOES NOT TRANSMIT AFTER TUNING.  ACFT GROUNDED.

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