# SDR SWAA2017041813159

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2017
- Submitted: April 18, 2017
- Operation: Air carrier
- Aircraft: N795SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 30606
- Aircraft time: 57,677 hours, 33,526 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Ballast
- Condition: Failed
- Location: Cabin Lights
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2017041813159

## Discrepancy

DURING CRUISE FLIGHT AT FL380, RECEIVED AN INTERCOM CALL FROM FLIGHT ATTENDANTS ADVISING OF AN ELECTRICAL ODOR IN THE RT CABIN BETWEEN ROWS 5 & 6.  EMERGENCY DECLARED AND RETURNED TO DEPARTURE.   FOUND OVERHEAD CEILING LIGHT AT 2ABC INOPERATIVE, THE LIGHT BALLAST FAILED CAUSING THE SMOKE.   R & R CEILING LIGHT ASSEMBLY IAW MM.

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