# SDR ASAA2023062643736

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2023
- Submitted: June 29, 2023
- Operation: Air carrier
- Aircraft: [N453AS](https://openairdocs.org/aircraft/N453AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36354
- Aircraft time: 35,380 hours, 11,129 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023062643736

## Discrepancy

HF RADIO #1 DISPLAYS "FAIL". GROUNDED - YES. PERFORMED HF SYSTEM OPERATIONAL TEST REF AMM 23-11-00. OPERATIONAL TEST OK. MEL 23-11A CLEARED. PLACARDS REMOVED.

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