# SDR DXTA2021021004703

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2021
- Submitted: February 10, 2021
- Operation: Air carrier
- Aircraft: [N502QS](https://openairdocs.org/aircraft/N502QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0147
- Aircraft time: 2,273 hours, 1,520 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: CBS281
- Part serial: 4623M
- Condition: No Test
- Location: Emergency Lights
- 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/DXTA2021021004703

## Discrepancy

EMERGENCY LIGHTING: DURING PREFLIGHT EMER LIGHTS CHECK. THE WING EXTERIOR OVERWING LIGHT,  SEATS 5AND 8 FLOOR LIGHTS AND SEAT 7 OVERHEAD EMER LIGHTS NOT WORKING.///SIGN-OFF///REMOVED AND REPLACE EMERGENCY LIGHTING BATTERY PACK IAW CE-680A AMM 33-50-06

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