# SDR DXTA2026012806685

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2026
- Submitted: January 28, 2026
- Operation: Air carrier
- Aircraft: [N678QS](https://openairdocs.org/aircraft/N678QS), registered now
- Make and model: Cessna 560XL
- Registry model: [Cessna 560XL](https://openairdocs.org/model/cessna-560xl) (OpenAirDocs)
- Aircraft serial: 5605616
- Aircraft time: 17,207 hours, 13,116 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 99131
- Part serial: 103531
- Condition: Defective
- 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/DXTA2026012806685

## Discrepancy

EMERGENCY LIGHTS REMAIN ON,  RIGHT SIDE OF FUSELAGE WITH THE BATTERY OFF, PASSENGER SAFETY OFF AND EMERGENCY LIGHT SWITCH OFF. INSIDE THE CABIN TWO EXIT LIGHTS REMAIN ON IN THE REAR OF THE CABIN AND ONE RT SIDE ISLE LIGHT STAYS ILLUMINATED. REPEAT WRITE -UP.  REPLACED THE BATTERY PACK. OPS CHECK GOOD. IAW AMM 53-50-01

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