# SDR UALA2011040801705

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2011
- Submitted: April 13, 2011
- Operation: Air carrier
- Aircraft: [N661UA](https://openairdocs.org/aircraft/N661UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 27158
- Aircraft time: 76,908 hours, 12,447 cycles
- Engine: Pwa PW4060
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Amplifier
- Part number: 8220953001
- Part serial: 132
- Condition: Faulty
- Location: Satcom
- Component: Satcom
- Component part number: 8220314101
- 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/UALA2011040801705

## Discrepancy

SATCOM INOPERATIVE.  REPLACED SDU AND HGA.  OPERATIONS NORMAL IN VOICE COMMUNICATION WITH CH17, 767 AND 777 CONTROLLERS USING SATCOM LEFT & SATCOM RIGHT SYSTEMS.  SDU REPLACED IN ACCORDANCE WITH AMM.  HGA REPLACED IN ACCORDANCE WITH AMM.

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