# SDR CALA2026020513596

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2026
- Submitted: February 5, 2026
- Operation: Air carrier
- Aircraft: [N76523](https://openairdocs.org/aircraft/N76523), registered now
- Make and model: Boeing 737824
- Aircraft serial: 37101
- Aircraft time: 48,243 hours, 17,481 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- 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/CALA2026020513596

## Discrepancy

EMERGENCY LIGHTING INOPERATIVE AT AISLE SEATS 15 / 20 / 21. REMOVED AND REPLACED POWER SUPPLY AND BATTERY M1694 IAW AMM 33-51-06-960-806, OPS CHECKED NORMAL.

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