Vision system tests cell-phone displays

Multifunction station automatically tests LCD screen, along with backlight, speaker, clock battery, and magnet.

Cell phones have evolved into compact units that pack a complex array of services into a very small package. Cell-phone manufacturers, therefore, have to test these functions rapidly, reliably, and at the lowest possible cost. To fulfill these requirements, a large electronics manufacturer contacted custom-production-equipment supplier Apna Technologies & Solutions, part of the Apna group of companies headquartered in Chennai, India, to create an automated functional test station to rapidly perform final inspection on its new cell-phone production line.

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