# SDR QXEA200500059

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2005
- Submitted: January 12, 2005
- Operation: Air carrier
- Aircraft: N406QX
- Make and model: Bombdr DHC8401
- Aircraft serial: 4048
- Aircraft time: 8,535 hours, 9,251 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Cdu
- Part number: CDU3933AE04
- Part serial: 531
- Condition: Inoperative
- Location: Zone 100
- Part time: 3,475 hours, 3,632 cycles
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA200500059

## Discrepancy

LAX - NR 1 ARCDU FAILED IN CRUISE FLIGHT, ACCOMPLISHED E/A CHECKLIST.  SYSTEM RESTORED.  MAINTENANCE REMOVED AND REPLACED NR 1 ARCDU.  OPERATIONAL CHECK GOOD.  AIRCRAFT RETURNED TO SERVICE.

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