# SDR USAA2012073000040

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2012
- Submitted: July 30, 2012
- Operation: Air carrier
- Aircraft: [N537UW](https://openairdocs.org/aircraft/N537UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4041
- Aircraft time: 9,731 hours, 3,656 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Sign
- Condition: Malfunctioned
- Location: Cabin
- Stage of operation: CR
- 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/USAA2012073000040

## Discrepancy

FLIGHT ATTENDANTS REPORTED ALL EMERGENCY EXIT SIGNS, AIRCRAFT LEFT, WERE NOT ILLUMINATED DURING FLIGHT.  MAINTENANCE PERFORMED CIDS RESET IAW AIRBUS MAINTENANCE MANUAL 23-73-00-740-005.  OPERATIONAL CHECK GOOD.

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