# SDR DXTA2025060903769

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2025
- Submitted: June 9, 2025
- Operation: Air carrier
- Aircraft: [N553QS](https://openairdocs.org/aircraft/N553QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0296
- Aircraft time: 3,953 hours, 2,616 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 64300281
- Part serial: E25Â11147
- Condition: Defective
- 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/DXTA2025060903769

## Discrepancy

EMERG EXIT SIGN/LIGHT: EMERGENCY SIGN AT ENTRANCE TO LAV (ABOVE SEAT 7) DOES NOT ILLUMINATE WITH AIRCRAFT BATTERY POWER OFF. WORKS OK WITH AIRCRAFT POWER ON. CORRECTIVE ACTION: REPLACED EMERGENCY BATTERY PACK IAW CE680A AMM 33-50-06.OPS CHECK GOOD.

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