# SDR HNAA2017051200166

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 2017
- Submitted: May 12, 2017
- Operation: Air carrier
- Aircraft: N601DW
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145046
- Aircraft time: 44,710 hours, 38,182 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Display
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2017051200166

## Discrepancy

FIRST OFFICER`S ALTITUDE INDICATION MISSING ON PFD.  TURNED OFF AVIONCIS AND PDU FOR 15 MIN. OPS CHECKED GOOD.

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