The picture shows the HP Pavilion DM3-3000 Series Audio USB Card Reader Board w/Cable.

With the hard drive removed, open the laptop and set it down in the position for normal use.

Locate the seam between the top panel of the laptop and the frame.

The seam is on the left side of the laptop when the screen is facing you.

Pull the top cover, including keyboard, up from the left side of the laptop.