# SDR SIMA20251009002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2025
- Submitted: October 10, 2025
- Operation: Air carrier
- Aircraft: [N770JM](https://openairdocs.org/aircraft/N770JM), registered now
- Make and model: Emb ERJ 170-100 LR
- Registry model: [EMB ERJ 170-100 LR](https://openairdocs.org/model/embraer-erj-170-100-lr) (OpenAirDocs)
- Aircraft serial: 17000025
- Aircraft time: 41,494 hours, 33,981 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: No Test
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20251009002

## Discrepancy

DURING PS 2 CHECK, FOUND AFT LH EMREGENCY LIGHT AT FLOOR LEVEL TO BE INOP RAR AFT EMERGENCY LIGHT POWER UNIT (ELPU) IAW AMM 33-50-01. EMERGENCY EXIT LIGHT/ELPU OPS CHECK GOOD.

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