# SDR AUS20040070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2004
- Submitted: June 4, 2004
- Operation: General aviation
- Make and model: Boeing 737-7BX
- Registry model: [Boeing 737-7BX](https://openairdocs.org/model/boeing-737-7bx) (OpenAirDocs)
- Engine: Ge CFM567B24
- System (JASC): [3452 · ATC Transponder System](https://openairdocs.org/jasc/3452)
- Part: Transponder
- Part number: 8221338002
- Condition: Failed
- Location: Atc
- Part time: 7,634 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20040070

## Discrepancy

(AUS) ATC TRANSPONDER FAILED SELF TEST.

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