# SDR ASAA0955859

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2009
- Submitted: June 8, 2009
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 9,434 hours, 3,004 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Transceiver
- Part number: 8220990004
- Part serial: 16G9V2
- Condition: Inoperative
- Location: Hf Comm
- Part time: 8,011 hours, 2,352 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0955859

## Discrepancy

CIRCUIT BREAKER FOR HF 1 IS POPPED.  INSPECTED HF NR 1 CIRCUIT FOUND NORMAL RESET HF NR 1 C/B.  FOUND NR 1 HF TRANSCEIVER INOP.  REPLACED HF NR 1 TRANSCEIVER GROUND VERIFICATION SUCCESSFUL REF 23 11 21.  PART VERIFIED WITH SEAMC IPC 23 11 21 11.

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