# SDR SIMA0242

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2001
- Submitted: March 12, 2001
- Operation: Air carrier
- Aircraft: N272AE
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B272
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 6013211
- Part serial: 17963
- Condition: Inoperative
- Location: Cabin
- 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/SIMA0242

## Discrepancy

BOS - OVERHEAD EMERGENCY LIGHTS AT SEATS 7A, 8A, AND 10A ARE INOPERATIVE.  MAINTENANCE REMOVED AND REPLACED POWER SUPPLY UNIT 22LN.  OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.  (M)

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