# SDR DALA2019030501473

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2019
- Submitted: March 5, 2019
- Operation: Air carrier
- Aircraft: N904DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53409
- Aircraft time: 69,997 hours, 51,492 cycles
- System (JASC): [3310 · Flight Compartment Lighting](https://openairdocs.org/jasc/3310)
- Part: Controller
- Condition: Defective
- Location: Cockpit
- Stage of operation: UK
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2019030501473

## Discrepancy

ELECTRICAL SMELL IN COCKPIT SLIGHT SMELL EMANATING FROM NAV2 CONTROL HEAD. DFGC BACK LIGHTING INOP. FOLLOWED THE NO/GO ODI ATA 2172 PROCEDURES. FOUND CB L16 POPPED & UNABLE TO RESET. TROUBLESHOT AND FOUND B5-87 DFGC LIGHT CONTROLLER BEING THE SOURCE OF THE ELECTRICAL SMELL. CONTROLLER LOCATED NEAR FO'S RT KNEE. REPLACED B5-87 - REF WDM 33-13-08. DFGC BACK IGHTING OPS NORM. (LP5528512)

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