# SDR AALA202210134332

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2022
- Submitted: October 13, 2022
- Operation: Air carrier
- Aircraft: [N451AN](https://openairdocs.org/aircraft/N451AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 10808
- Aircraft time: 1,797 hours, 486 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Deu
- Part number: Z043H0100110
- Part serial: 043H01050139
- Condition: None
- Location: Zone 100 - Fuse
- Part time: 1,797 hours, 486 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202210134332

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: CIDS PANEL HAS LEFT HAND OVERWING OPEN/CLOSE CHECK SLIDE PRESSURE MESSAGE. MAINTENANCE REPLACED RIGHT HAND (DEU) DECODER ENCODER UNIT AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 23-73-47.

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