We tied in a Tata Sky HD set top box, http://thoughtfortheday.in/ visit this link as well as the WD Live Hub to the AF15, to confirm the performance with quantity of substances. The setups were fine, but we immediately ran inside problem. The keystone was completely associated with shape, and also the display was looking extremely morphed. Much to our disdain, there is not any auto keystone (or something similar) setting.