The dark underbelly of the palmrest
The yellow arrow points to the ribbon that powers/controls the AirCard and connects to the main logic board. The red points out that those two connectors from the frame before were for our power switch and our stereo speakers.
MacBook Air: The aircard is controlled by a very small ribbon by comparison. The speakers on our Pismo are stereo where the speaker (singular!?) on the Air is Mono. More on this later.