# SDR AALA202009269001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2020
- Submitted: September 28, 2020
- Operation: Air carrier
- Aircraft: [N780AN](https://openairdocs.org/aircraft/N780AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29956
- Aircraft time: 78,357 hours, 9,863 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Inoperative
- Location: Exterior Light
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202009269001

## Discrepancy

AIRCRAFT WAS NOT GROUNDED.  3 DOOR EXTERNAL EMERGENCY LIGHT INOPERATIVE.  REMOVED AND REPLACED EMERGENCY LIGHT BATTERY M33401.   RELAMPED (AALA202009289018) AS REQUIRED, PER AMM 33-51-06.

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