# SDR ASAA2020031632425

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2020
- Submitted: March 17, 2020
- Operation: Air carrier
- Aircraft: [N529AS](https://openairdocs.org/aircraft/N529AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35198
- Aircraft time: 38,628 hours, 11,429 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020031632425

## Discrepancy

ON PREFLIGHT #1 HF RADIO "FAIL" LIGHT. GROUNDED - YES. FAULT CLEARED. HF 1 ETOPS GROUND VERIFICATION TEST OPS CKS NORMAL PER B737-800 AMM 23-11-00-710-801.

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