# SDR DALA12009605507

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2012
- Submitted: October 9, 2012
- Operation: Air carrier
- Aircraft: N507US
- Make and model: Boeing 757251
- Aircraft serial: 23196
- Aircraft time: 85,819 hours, 35,848 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Light
- 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/DALA12009605507

## Discrepancy

R4 DOOR EMERGENCY EXIT SIGN ABOVE DOORWAY INOPERATIVE.  TROUBLESHOT AND REPLACED BATTERY PACK IAW AMM 33-51.   CHECKED GOOD.

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