# SDR AALA202004229005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2020
- Submitted: April 22, 2020
- Operation: Air carrier
- Aircraft: [N767AJ](https://openairdocs.org/aircraft/N767AJ), registered now
- Make and model: Boeing 777223
- Aircraft serial: 33539
- Aircraft time: 56,718 hours, 6,867 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- 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/AALA202004229005

## Discrepancy

AIRCRAFT NOT GROUNDED - EXIT SIGN EMERGENCY LIGHT, M33406, DOES NOT COME ON.  REMOVED AND REPLACED BATTERY PACK AT M33406 PER AMM 33-51-06, OPERATIONAL CHECK NORMAL.

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