Sharp Aquos LC-45GX6U 45 in. HD-Ready LCD Television "tv tu gd10u" Questions

...TU-GD10U-T box does not power up. LC-45GX6U display showes white raster. Please help me. The DC/DC converter went out on your set. When you take the top off of your AVC box look for a 4" X 5" circuit ...

...TU-GD10U AVC unit. I recently unplugged the units in order to put them into a power strip. When I plugged the units in, neither the power button nor the AVC is responsive, and there is a red blinking ...