# SDR CALA2019050300684

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2019
- Submitted: May 3, 2019
- Operation: Air carrier
- Aircraft: [N57868](https://openairdocs.org/aircraft/N57868), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32590
- Aircraft time: 54,144 hours, 16,500 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Unknown
- Condition: Malfunctioned
- Location: Hf Comm
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2019050300684

## Discrepancy

HF RADIOS BOTH INOP UNREADABLE. PLACED ITEM ON MEL 2311AK. BOTH HF ARE INOP. COMPLIED WITH MEL. PER FIM TASK 23-11-00-815-802 BOTH HF1 AND HF2 GOOD. CALLED SFO HF 1 & HF2 GOOD TX AND RCV.

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