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An ISF-certified Geek Squad Agent will use precision equipment when calibrating your TV to ensure sharpness, black and white levels, brightness, and color temperature are as accurate as possible for your viewing environment. The Agent will provide you with custom presets for two different room ambiences, one bright and one dark.
Sorry, there was a problem. Please try again later.No, the technician did not use an oscilloscope
Sorry, there was a problem. Please try again later.Yes the tech uses one
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