# SDR BJNA080202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2008
- Submitted: April 8, 2008
- Operation: Air carrier
- Aircraft: N42XA
- Make and model: Boeing 737-400
- Registry model: [Boeing 737-400](https://openairdocs.org/model/boeing-737-400) (OpenAirDocs)
- Aircraft serial: 25729
- Engine: Cfmint CFM563C1
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: BPS73
- Part serial: 27124
- Condition: Inoperative
- Location: Emergency Lights
- 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/BJNA080202

## Discrepancy

EMERGENCY LIGHT AT ROW 21 WILL NOT TEST.  REMOVED AND REPLACED THE POWER SUPPLY AND BATTERY.  (K)

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