# SDR DXTA2024073000043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2024
- Submitted: July 31, 2024
- Operation: Air carrier
- Aircraft: [N544QS](https://openairdocs.org/aircraft/N544QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0093
- Aircraft time: 6,902 hours, 4,581 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: CBS281
- Part serial: 005169
- 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/DXTA2024073000043

## Discrepancy

DURING EMERGENCY LIGHT TEST DISCOVERED INOP EMER LIGHTS AT THE FOLLOWING POSITIONS   OVERHEAD LIGHT AT LAV FLOOR LIGHT AT LAV EXIT SIGN ABOVE SEAT 7  EXTERIOR EMERGENCY LIGHTS CONSIDERED INOP REMOVED #4 EMERGENCY BATTERY AS REQUIRED PN CBS 28-1 SN 005169 INSTALLED CUSTOMER SUPPLIED EMERGENCY BATTERY PN CBS28-1 SN 009623 NO FAULTS FOUND OPS CHECKS GOOD CLOSED ALL GAINED ACCESS ALL WORK DONE IAW CE-680A AMM 33-50-06

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