Last night I start my car and the gauge lights shut off. The blinkers and all the warning lights still work fine but the four backlights for the speedometer, tach, gas and temp gauges will not light up.

I've taken the dash all apart and checked the bulbs. None are blown, so I'm leaning toward a problem with the circuit board. Also checked the fuse and it's fine. For the techies out there, it is bulbs DS10, DS11, DS13, and DS14. Any help appreciated.