# SDR UALA2012120607053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2012
- Submitted: December 17, 2012
- Operation: Air carrier
- Aircraft: N180UA
- Make and model: Boeing 747422
- Aircraft serial: 25224
- Aircraft time: 89,974 hours, 10,738 cycles
- Engine: Pwa PW4056
- System (JASC): [2330 · Entertainment System](https://openairdocs.org/jasc/2330)
- Part: Electronic Unit
- Part number: 1167009140
- Part serial: 2749
- Condition: Faulty
- Location: Cockpit
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012120607053

## Discrepancy

WHEN PERFORMED TEST ON CCTM REPORTED THAT 38HJK SEU TEST FAIL.  REPLACED WITH NEW SEU.  PERFORMED TEST REF AMM.  TEST IS OK.

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