# SDR YENA20161113990

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2016
- Submitted: November 15, 2016
- Operation: Air carrier
- Aircraft: [N571JB](https://openairdocs.org/aircraft/N571JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2125
- Aircraft time: 53,250 hours, 19,000 cycles
- System (JASC): [3410 · Flight Environment Data](https://openairdocs.org/jasc/3410)
- Part: Display
- Condition: Malfunctioned
- Location: Multifunction
- Stage of operation: CL
- How discovered: O
- Nature of condition: P
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20161113990

## Discrepancy

FLIGHT CREW REPORTED THAT AFTER DEPARTURE, THE NAVIGATIONAL DISPLAYS WERE NOT AVAILABLE ON THE MULTIFUNCTIONAL PANEL. ALL THREE IRS POSITIONS WERE NOT IN AGREEMENT WITH THE GPS. CREW ELECTED TO DIVERT.  CHECKED THE ADIRUS RADIAL POSITION ERROR IAW 34-12-34. FOUND TO BE NORMAL. REALIGNED THE ADIRUS. CAT III TEST WAS ACCOMPLISHED. PERFORMED SYSTEM TESTS IAW 34-13-00 AND 34-14-00. ALL TESTS FOUND TO BE NORMAL.

---
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.