# SDR AALA20111211BOS01

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2011
- Submitted: December 14, 2011
- Operation: Air carrier
- Aircraft: [N172AJ](https://openairdocs.org/aircraft/N172AJ), registered now
- Make and model: Boeing 757223
- Aircraft serial: 32400
- Aircraft time: 31,818 hours, 9,956 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: P4010049
- 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/AALA20111211BOS01

## Discrepancy

EMERGENCY LIGHTS FROM ROWS 9 TO 15 INOPERATIVE.  REPLACED BATTERY PACK AND CHARGER FOR EMERGENCY LIGHTS FROM ROWS 9 TO 15.  OPS CHECK NORMAL.

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