# SDR COZA20130923033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2013
- Submitted: September 24, 2013
- Operation: Air carrier
- Aircraft: [N737KA](https://openairdocs.org/aircraft/N737KA), registered now
- Make and model: Boeing 737-7BX
- Registry model: [Boeing 737-7BX](https://openairdocs.org/model/boeing-737-7bx) (OpenAirDocs)
- Aircraft serial: 30740
- Aircraft time: 26,206 hours, 16,452 cycles
- System (JASC): [3430 · Landing and Taxi Aids](https://openairdocs.org/jasc/3430)
- Part: Control Panel
- Part number: G750003
- Part serial: 1897
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COZA20130923033

## Discrepancy

DURING MX CHECKS IN COCKPIT,  NR 2 NAV CONTROL PANEL FOUND BLINKING.  "FAILED" SHOWED IN THE WINDOWS WHEN FREQUENCIES WERE TRANSFERRED.   THE NAV CONTROL PANEL WAS REPLACED AND OPS CHECKED NORMAL.

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