# SDR SWIA200110273

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 25, 2001
- Submitted: October 29, 2001
- Operation: Air carrier
- Aircraft: N301YV
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120301
- Aircraft time: 14,228 hours, 19,540 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Discharged
- Location: Cabin
- Stage of operation: TX
- 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/SWIA200110273

## Discrepancy

BACKUP BATTERY/EMERGENCY LIGHTS FAILED WHEN TESTED.  REPLACED FORWARD, MIDDLE EMERGENCY LIGHTING BATTERY PACKS.  OPS CHECK GOOD.

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