# SDR USAA2012031900030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 18, 2012
- Submitted: March 20, 2012
- Operation: Air carrier
- Aircraft: [N186US](https://openairdocs.org/aircraft/N186US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1701
- Aircraft time: 35,395 hours, 12,899 cycles
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Audio Panel
- Part number: ACP2788AF01
- Part serial: 27887610
- Condition: Faulty
- Location: Cockpit
- Part time: 24,933 hours, 8,537 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012031900030

## Discrepancy

NR 1 RADIO FAILED DURING DESCENT INTO LAS.  THERE WAS A HOT WIRE ODOR ASSOCATED WITH FAILURE.  REMOVED AND REPLACED NR 1 AUDIO CONTROL PANEL IAW AIRBUS MAINTENANCE MANUAL 23-51-12.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.