# SDR ASAA2023013141740

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2023
- Submitted: February 1, 2023
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 57,862 hours, 17,270 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- 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/ASAA2023013141740

## Discrepancy

WITH HF 1 RADIO SELECTED IN COMM PANEL "FAIL" ILLUM ON BOTH ACTIVE + STANDBY DISPLAY. GROUNDED - YES. PERFORMED B737-800 FIM 23-11 806, PERFORMED FIM BITE CHECK 23-11 801 BITE CHECK PASSED GROUND VERIFICATION SUCCESSFUL, NO HISTORY FOR 30 DAYS, A/C OKAY FOR SERVICE.

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