# SDR AALA202510136303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2025
- Submitted: October 13, 2025
- Operation: Air carrier
- Aircraft: [N871NN](https://openairdocs.org/aircraft/N871NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31127
- Aircraft time: 41,385 hours, 17,874 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202510136303

## Discrepancy

AIRCRAFT WAS GROUNDED: CABIN EMERGENCY EXIT LIGHTS FLICKERING INTERMITTENTLY WHILE TAXING TO GATE.  FOUND LEFT HAND EMERGENCY EXIT CEILING LIGHTS AT SEAT ROW 3, 10,AND 14 TURNING ON WITH SWITCH OFF. PER AMM 33-51-06 REMOVE AND REPLACED POWER SUPPLY (AALA202510136303) AND CONTROLLER (AALA202510136335) FOR THE LEFT HAND OVER WING EMERGENCY EXIT DOOR. OPS TEST GOOD.

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