# SDR ASAA2023032742600

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2023
- Submitted: March 31, 2023
- Operation: Air carrier
- Aircraft: [N468AS](https://openairdocs.org/aircraft/N468AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41735
- Aircraft time: 32,329 hours, 10,223 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/ASAA2023032742600

## Discrepancy

SATCOM LOCKUP QRH RAN, KWSA LOGON STILL REJECTED. GROUNDED - YES. ACCOMPLISHED ACARS SYSTEM TEST REF B737-900 AMM 23-27-00-730-806-010 & CPDLC FUNCTIONAL TEST REF AMM 34-61-00-720-899, OPS CK NML.

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