# SDR ASAA2016011614807

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2016
- Submitted: January 20, 2016
- Operation: Air carrier
- Aircraft: [N431AS](https://openairdocs.org/aircraft/N431AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 43255
- Aircraft time: 8,788 hours, 2,881 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Satcom
- Condition: Locked
- 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/ASAA2016011614807

## Discrepancy

SATCOM LOCKUP, ACFT GROUNDED. QRH RESTORED NORMAL OPERATION OF SATCOM REF FIM 23-15, TASK 801.

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