# SDR DXTA2024021210873

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2024
- Submitted: February 12, 2024
- Operation: Air carrier
- Aircraft: N388QS
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 6800113
- Aircraft time: 14,730 hours, 9,781 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: CBS281
- Part serial: 008693
- Condition: Damaged
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: C
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2024021210873

## Discrepancy

WITH MAIN BATTERIES OFF EMERGENCY EXIT LIGHT ABOVE GALLEY AT MAIN ENTRANCE IS INOPERATIVE.   LIGHT ILLUMINATES WHEN BATTERIES TURNED ON.  DUE TO INTERNAL FAILURE REMOVED & REPLACED #1 EMERGENCY LIGHTING BATTERY PN CBS28-1 SN 0391M WITH REPAIRED PN CBS28-1 SN 008693 IAW AMM 33-50-10.

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