# SDR SIMA20260922001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2026
- Submitted: September 23, 2026
- Operation: Air carrier
- Aircraft: [N221NN](https://openairdocs.org/aircraft/N221NN), 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: 17000525
- Aircraft time: 27,288 hours, 18,622 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 34002210
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260922001

## Discrepancy

FWD SVC DOOR EXIT SIGN INOP.  R & R FWD SVC DOOR EXIT IDENTIFIER SIGN IAW AMM 33-50-15. DID NOT FIX. R & R NR 1 EMERGENCY-LIGHT POWER UNIT IAW AMM 33-50-01. OPS CHKD GOOD.

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