# SDR ASAA2019010627675

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2019
- Submitted: January 8, 2019
- Operation: Air carrier
- Aircraft: [N529AS](https://openairdocs.org/aircraft/N529AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35198
- Aircraft time: 34,112 hours, 10,253 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Transceiver
- Part number: 8220990004
- Part serial: 180X0G
- Condition: Failed
- Location: E&E Bay
- Part time: 30,002 hours, 8,913 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019010627675

## Discrepancy

HF NR 2 FAIL ANNUNCIATED. GROUNDED - YES. NR 2 HF TRANSCEIVER WILL NOT TEST. REMOVED & REPLACED NR 2 HF TRANSCEIVER REF AMM 23-11-21/400-801 & OPS CKS GOOD. ETOPS GROUND VERIFICATION GOOD.

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