# SDR ASAA2018111126808

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2018
- Submitted: November 14, 2018
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 45,456 hours, 13,661 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Transceiver
- Part number: 8220990004
- Part serial: 16FVK7
- Condition: Failed
- Location: Hf Comm
- Part time: 26,957 hours, 8,010 cycles
- Stage of operation: NR
- 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/ASAA2018111126808

## Discrepancy

NR 2 HF DID NOT TEST. GROUNDED - YES. ACCOMPLISHED FIM 23-11 TASK 801. FOUND NUMBER 2 HF TRANSCEIVER WOULD NOT POWER UP FOR BITE TEST. CYCLED A/C POWER OPS AND BITE CHECK GOOD. REMOVED AND REPLACED NR 2 HF TRANSCEIVER PER AMM 23-11-21. OPS AND BITE CK GOOD. OK FOR SVC.

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