It's a trap! Lifting the motherboard out of its housing reveals a couple hidden ribbon cables connecting the touchpads to the underside of the board.

Repairer beware: removing the motherboard without dispatching these cables will greatly increase your repair woes.

We're never fans of treacherous cables like these, but this is hardly the worst we've seen.

Moving right along, we disconnect the ribbon cables with a firm tug, freeing the upper assembly for closer inspection and giving us a glimpse at the inner workings of the touchpads.