# SDR ASAA2015122514450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2015
- Submitted: December 29, 2015
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 14,315 hours, 4,201 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Satcom
- Condition: Malfunctioned
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015122514450

## Discrepancy

SATCOM PROMPT DID NOT DISPLAY ON MCDU.  ACFT GROUNDED. PERFORMED QRH SATCOM LOCK UP CHECKLIST AND SATCOM PROMPT RETURNED.

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