# SDR UALA2010091403414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2010
- Submitted: September 15, 2010
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 56,023 hours, 8,060 cycles
- Engine: Pwa PW4090
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Control Unit
- Part number: 285W02591
- Part serial: D00247
- Condition: Defective
- Location: Left
- 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/UALA2010091403414

## Discrepancy

PDCU L LT PANEL DATA CONCENTRATOR UNIT (PDCU) IS FAULTED.  REPLACED THE  DEFECTIVE PDCU. OPS ARE OK.

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