# SDR ASAA2015011010194

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2015
- Submitted: January 12, 2015
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 24,159 hours, 7,379 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Radio
- Condition: Malfunctioned
- Location: Hf 1
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015011010194

## Discrepancy

HF 1 FREQUENCY INDICATOR WILL SHOW "FAIL" SHORTLY AFTER SETTING FREQUENCY.  RADIO WORKS FINE.  ACFT GROUNDED.  VERIFIED, CYCLED VHF 1 COMM CIRCUIT BREAKER FAULT WENT AWAY. ACCOMPLISHED HF BITE REF FIM 23-11, TASK 801, NO FAULTS, NO HISTORY PAST 30 DAYS.  CONTROL INPUT FAIL PROBLEM INTERMITTEN REF FIM 23-11, TASK 802.

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