# SDR UALA2013022501123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2013
- Submitted: February 27, 2013
- Operation: Air carrier
- Aircraft: [N671UA](https://openairdocs.org/aircraft/N671UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30026
- Aircraft time: 48,203 hours, 12,247 cycles
- Engine: Pwa PW4056
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Sdu
- Part number: 8220314101
- Part serial: 94
- Condition: Intermittent
- Location: Nr 1
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013022501123

## Discrepancy

NO COMM LIGHT ON CONTINUALLY THRU-OUT FLIGHT.  CREW COMMENTS: INTERMITTENT NO COMM MESSAGE ON ACARS AND SIMULTANEOUS SATCOM LOW GAIN STATUS MESSAGE.  REMOVED AND REPLACED SATELLITE DATA UNIT, OPS CHECKED NORMAL.

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