# SDR 2005FA0001498

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2005
- Submitted: November 8, 2005
- Operation: General aviation
- Aircraft: [N6590E](https://openairdocs.org/aircraft/N6590E), registered now
- Make and model: Cessna A185F
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (OpenAirDocs)
- Aircraft serial: 18504058
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Encoder
- Condition: Failed
- Location: Altitude
- Stage of operation: NR
- 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/2005FA0001498

## Discrepancy

FOLLOWING INSTALLATION OF A NEW GNS480, DURING INITIAL POWER CHECKS, FOUND THE FOLLOWING FAILURE FLAGS DISPLAYED: COM COMUNICATION FAILURE, NAV COMMUNICATION FAILURE, ALTITUDE ENCODER COMMUNICATION FAILURE.  INSTALLATION OF ANOTHER UNIT RESOLVED THE PROBLEMS.  (K)

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