# SDR ASAA2022061238635

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2022
- Submitted: June 14, 2022
- Operation: Air carrier
- Aircraft: [N474AS](https://openairdocs.org/aircraft/N474AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40715
- Aircraft time: 25,990 hours, 8,165 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Satcom
- Part number: UNKNOWN
- Condition: Locked
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022061238635

## Discrepancy

SATCOM LOCK-UP GROUNDED - YES. RAN THE QRH CHECKLIST SAT PROMPT IS DISPLAYED ON THE MCDU MENU PAGE.

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