# SDR 2025F00169

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2025
- Submitted: July 28, 2025
- Operation: General aviation
- Aircraft: [N525CR](https://openairdocs.org/aircraft/N525CR), registered now
- Make and model: Cessna 525B
- Registry model: [Cessna 525B](https://openairdocs.org/model/cessna-525b) (OpenAirDocs)
- Aircraft serial: 525B0238
- Aircraft time: 7,855 hours, 5,884 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 47359717
- Part serial: 1545
- Condition: False Activation
- Location: Zone 100
- Part time: 7,855 hours, 5,884 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2025F00169

## Discrepancy

DURING DESCENT THE AFT BAGGAGE SMOKE DETECTOR ANNUNCIATOR ILLUMINATED.

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