Traduciendo paso 18
This looks familiar. It's a component that protrudes through the edge of the case, is adhered to the back of the display assembly, and has a fairly long ribbon cable to connect it to the motherboard, probably by reaching over the battery.
So what we're saying is that we've gone back in time. Welcome back to the step immediately preceding this one. Now with USB and HDMI instead of card slots and headphone jack.