# SDR ASAA2023012641726

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2023
- Submitted: January 31, 2023
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 51,601 hours, 15,193 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/ASAA2023012641726

## Discrepancy

HF1 AND HF2 INOP AFTER VHF #1 TUNING PANEL REPLACED. GROUNDED - YES. AIR TURNBACK -- ACCOMPLISHED RADIO TUNING PANEL INOP DISPLAY TOGGLE PER B737-800 AMM 23-12-41-800-802. VHF #1 TUNING PANEL DISPLAYS NORMAL. NO "INOP" DISPLAYED. ACCOMP BITE ON HF1 TRANSCEIVER ON FAULTS NOTED. SUCCESSFULLY ACCOMPLISHED CALL ON HF1 & HF2. GROUND VERIFICATION SUCCESSFUL.

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