# SDR USAASB00320

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2000
- Submitted: December 22, 2000
- Operation: Air carrier
- Aircraft: [N777AU](https://openairdocs.org/aircraft/N777AU), registered now
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24979
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- 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/USAASB00320

## Discrepancy

EWR - MAINTENANCE FOUND THE EMERGENCY LIGHTS INOPERATIVE AT SEAT ROWS 12 THROUGH 19ABC, RIGHT AFT OVERWING AND AFT EXTERIOR LIGHTS.  MAINTENANCE REPAIRED WIRING AT SEAT ROW 14ABC AND REPLACED BATTERY AND BATTERY CHARGER.  ALSO, REPLACED AFT M1197 BATTERY CHARGER.  OPERATIONAL CHECK OF ALL EMERGENCY LIGHTS NORMAL.  (M)

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