# SDR DXTA2025052303598

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2025
- Submitted: May 23, 2025
- Operation: Air carrier
- Aircraft: [N938QS](https://openairdocs.org/aircraft/N938QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0371
- Aircraft time: 1,541 hours, 1,046 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: CBS281
- Part serial: 9335
- Condition: No Test
- 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/DXTA2025052303598

## Discrepancy

EMER LIGHTS DO NOT FUNCTION IN ARM POSITION. LIGHTS ALL FUCNTION NORMALLY IN THE ON POSITION. WHEN POWER WAS REMOVED FROM THE AC IN ARM THE EMER LIGHTS DO NOT POWER ON.  REPLACED ALL EMERGENCY BATTERY PACKS. WORK PERFORMED IRW CE-680A AMM 33-50-06. DISCREPANCY NO LONGER STANDS.

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