# SDR DXTA2026082109343

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2026
- Submitted: August 21, 2026
- Operation: Air carrier
- Aircraft: [N603QS](https://openairdocs.org/aircraft/N603QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0159
- Aircraft time: 8,304 hours, 5,385 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 100241004
- Part serial: 1181470
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026082109343

## Discrepancy

EMERGENCY EXIT SIGN ON FRONT OF LAV SEAT WILL NOT LIGHT UP.  REMOVED SWITCH (P/N A3-201-02/M) REPLACED WITH A CUSTOMER SUPPLY NEW SWITCH STAND BY POWER. (P/N A3-201-02/M) ALL WORK WAS DONE IN REF WITH CE-680A AMM 31-10-60 REMOVED STANDBY,DISPLAY BATTERY PN: 100-2410-04 SN: 1181470. DUE TO STANDBY POWER WILL NOT TEST. THEN INSTALLED CUSTOMER SUPPLIED REPAIRED STANDBY DISPLAY BATTERY PN: 100-2410-04 SN: 0809927. OPS CHECK GOOD. WORK DONE IN REF WITH CE-680A AMM 34-15-20. NO DEFECTS NOTED.

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