# SDR DXTA2026012106608

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2026
- Submitted: January 21, 2026
- Operation: Air carrier
- Aircraft: [N505QS](https://openairdocs.org/aircraft/N505QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0042
- Aircraft time: 9,190 hours, 6,064 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: CBS281
- Part serial: 3294M
- Condition: Faulted
- 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/DXTA2026012106608

## Discrepancy

EMER LIGHTS DO NOT COME ON IN THE ARM POSITION ON PREFLIGHT.  REMOVED NR 1 EMERGENCY LIGHT POWER SUPPLY  AND INSTALLED A NEW #1 OUTRIGHT EMERGENCY LIGHT POWER SUPPLY IAW MM 33-50-06. OPS TEST IS GOOD AND NO DEFECTS NOTED.

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