# SDR CALA2014060291180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2014
- Submitted: June 3, 2014
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 72,330 hours, 9,945 cycles
- Engine: Pwa PW40903
- System (JASC): [3452 · ATC Transponder System](https://openairdocs.org/jasc/3452)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2014060291180

## Discrepancy

LOWER EICAS HAS ATC MODE S TRANSPONDER & RT MX MSG 34-49995.  RESET SYS & ACCOMPLISHED TRANSPONDER OPERATION CHECK IAW MM 34-53-02.

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