# SDR IPXA2019111348963

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2019
- Submitted: November 13, 2019
- Operation: Air carrier
- Aircraft: [N291UP](https://openairdocs.org/aircraft/N291UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48477
- Aircraft time: 74,463 hours, 12,198 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Hf Comm
- Condition: Inoperative
- Location: Nr 2
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2019111348963

## Discrepancy

INSPECTION TYPE:N/AATB - NEITHER HF 1 OR HF 2 HAVE VOICE CAPABILITY. NO TURNING ABILITY. ALL 3 RADIO HEADS USED TO TRY HF COMM, NO CAPABILITY. ATC ATTEMPTED SELECT CHECK. WE DIDN'T RECEIVE SELCAL.CYCLED BOTH HF1 & HF2 C/B'S. OPS CHK GOOD PER MM 23-11-01. BOTH RADIOS TESTED ON FREQ 5.5. 74 OK FOR SERVICE.

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