# SDR C1HA200181008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2001
- Submitted: July 25, 2001
- Operation: Air carrier
- Aircraft: [N681CA](https://openairdocs.org/aircraft/N681CA), registered now
- Make and model: Boeing 727-2S7
- Registry model: [Boeing 727-2S7](https://openairdocs.org/model/boeing-727-2s7) (OpenAirDocs)
- Aircraft serial: 22020
- System (JASC): [3310 · Flight Compartment Lighting](https://openairdocs.org/jasc/3310)
- Part: Switch
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C1HA200181008

## Discrepancy

SMOKE EMITTED FROM INSTRUMENT PANEL INDICATOR LIGHTS, MASTER DIMMING DC BUS 1 DC BUS 2 POPPED.  REMOVED AND REPLACED MASTER DIM AND TEST CARD, SYSTEM CHECKS NORMAL.

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