# SDR AALA202603244751

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 21, 2026
- Submitted: March 24, 2026
- Operation: Air carrier
- Aircraft: [N727AN](https://openairdocs.org/aircraft/N727AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 33541
- Aircraft time: 49,349 hours, 5,742 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Zone 200
- 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/AALA202603244751

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FROM SEAT 12A -15A CEILING EMERGNCY LIGHTS ARE OUT. MAINTENANCE REPLACED EMERGENCY BATTERY PACK LOCATED AT L3 DOOR FWD PACK IAW AMM 33-51-06.

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