# SDR C77A256518

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2010
- Submitted: April 12, 2010
- Operation: Air carrier
- Aircraft: [N607CZ](https://openairdocs.org/aircraft/N607CZ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000192
- Aircraft time: 6,411 hours, 3,738 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 34002210
- Part serial: 006436
- Condition: Failed
- Location: Emergency Lights
- Part time: 1,063 hours, 614 cycles
- Stage of operation: TX
- How discovered: C
- Nature of condition: L
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C77A256518

## Discrepancy

AFT EMERGENCY EXIT LIGHT WILL NOT LIGHT UP.  INSTALLED MODIFIED ELPU INTO NR3 POSITION IAW AMM NR 33-50-80.  OPS CHECKED GOOD.

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