# SDR AALA202505053074

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 2, 2025
- Submitted: May 5, 2025
- Operation: Air carrier
- Aircraft: [N989NN](https://openairdocs.org/aircraft/N989NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33338
- Aircraft time: 26,485 hours, 11,203 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: No Test
- 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/AALA202505053074

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: EMERGENCY LIGHTS ON SEATS 26 TO THE AFT INOPERATIVE. REMOVED AND REPLACED BATTERY PACK M1672, OPERTIONAL CHECK GOOD. PER AMM 33-51-06.

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