# SDR CALA2026061617141

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2026
- Submitted: June 17, 2026
- Operation: Air carrier
- Aircraft: [N38458](https://openairdocs.org/aircraft/N38458), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 37199
- Aircraft time: 42,785 hours, 15,753 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026061617141

## Discrepancy

FLOOR PROXIMITY LIGHTS (EMERGENCY LIGHTS) ON SEAT ROWS 27 THROUGH 31 INOPERATIVE.   REMOVED AND REPLACED BATTERY PACK POWER SUPPLY (M2626) PER AMM 33-51-06-960-805. OPERATIONAL TEST PASSED. FLOOR PROXIMITY LIGHTS TURN ON. OK TO CONTINUE.

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