# SDR DALA1167379861

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2011
- Submitted: December 6, 2011
- Operation: Air carrier
- Aircraft: N770NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47758
- Aircraft time: 3,244 hours, 2,854 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Condition: Defective
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1167379861

## Discrepancy

WHILE PERFORMING THE SECURE CHECKLIST, PILOT PLACED EMERGENCY EGRESS LIGHT SWITCH IN OFF POSITION, AND ALL EMERGENCY EGRESS LIGHTS ILLUMINATED.  REPLACED COCKPIT EMERGENCY EGRESS LIGHT SWITCH, CHECKS OK.

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