# SDR Y2PA20120710038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2012
- Submitted: July 12, 2012
- Operation: Air carrier
- Aircraft: N949NS
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53022
- Aircraft time: 54,670 hours, 29,159 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 60030451
- Part serial: 7554
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/Y2PA20120710038

## Discrepancy

WHILE PERFORMING AN "A" CHECK ON THE ACFT, DISCOVERED THE TAIL COMPARTMENT WALKWAY AND SLIDE EMERGENCY LIGHT INOPERATIVE.  R & R THE R5-209 EMERGENCY POWER SUPPLY.  SYSTEM OPS CHECKED GOOD IAW MM 33-50-0.

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