# SDR IPXA2017053117750

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2017
- Submitted: June 2, 2017
- Operation: Air carrier
- Aircraft: [N327UP](https://openairdocs.org/aircraft/N327UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27753
- Aircraft time: 49,524 hours, 15,910 cycles
- System (JASC): [7730 · Engine Ignition Analyzer System](https://openairdocs.org/jasc/7730)
- Part: Signal Cond Unit
- Part number: 241280053013
- Part serial: 0597
- Condition: Inoperative
- Location: Vibration Ind
- 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/IPXA2017053117750

## Discrepancy

VIBRATION INDICATORS ON EICAS SCREEN ARE BOTH BLANK.  AVM SIGNAL CONDITIONER CHANGED IAW AMM 77-31-03, PB 401, REV 121.

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