# SDR UALA2011070503327

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2011
- Submitted: July 21, 2011
- Operation: Air carrier
- Aircraft: [N216UA](https://openairdocs.org/aircraft/N216UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30549
- Aircraft time: 44,805 hours, 5,696 cycles
- Engine: Pwa PW40903
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Sdu
- Part number: 8220314102
- Part serial: 58
- Condition: Malfunctioned
- Location: Satcom
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011070503327

## Discrepancy

PRE-DEP, SATCOM INOP.  SATCOM CBS RESET TO NO AVAIL.  DEFECT DEFERRED.  DUE TO FAULT HISTORY REPLACED SATELLITE DATA UNIT (LEFT) FOR MAINT.  MSG 23-68801 AND OPS NORMAL PER MM.

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