# SDR DXTA2026022306949

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 19, 2026
- Submitted: February 23, 2026
- Operation: Air carrier
- Aircraft: [N389QS](https://openairdocs.org/aircraft/N389QS), registered now
- Make and model: Cessna 680SOV
- Aircraft serial: 6800149
- Aircraft time: 15,755 hours, 10,497 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Sign
- Part number: 99190552
- Part serial: 07C197A
- Condition: Inoperative
- 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/DXTA2026022306949

## Discrepancy

33-50-01 EMERGENCY CABIN LIGHTING REPEAT WRITE-UP. FLASHING EVERY 15 SECONDS.   REMOVED MED AFT EXIT SIGN MARKER LIGHT ASSEMBLY PN 9919055-2 SN 07C197A. INSTALLED NEW LIGHT PN 9919055-2 SN 19L561A. PERFORMED OPS TEST OF EMER LIGHTS AND IT CHECKS GOOD. POWERED UP AIRCRAFT AND ALLOWED BATTERY PACKS TO CHARGE UP. SHUT DOWN, CLOSED AND SECURED AIRCRAFT. WORK DONE IN REF CE680 AMM 33-50-00. OPS CHECK GOOD.

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