The tooltuner dialTM (or tooltuner) is the flat circular disk on the top surface of the controller. Three programmable triggerpointsTM, numbered I, II, and III, across the center-line of the tooltuner dial´s surface. (Note, button II doesn't require to be pushed down. Just resting your finger on button II activates the button. ) The Static Value Control triggerpoint, located at the twelve o´clock position on the tooltuner dial. Using the navring The navring gives you two basic navigation functions: Scroll and Zoom. You can Scroll an image or document by nudging the navring left, right, up or down. The navring moves only a small amount, yet a small nudge can quickly move an image or document. The following default Scroll and Zoom configurations are applicable to Adobe® Creative Suite® 2 applications. Copyright © 2006 Logitech. All rights reserved. Logitech, the Logitech logo, and other Logitech marks are owned by Logitech and its affiliates. All other trademarks are the property of their respective owners. Getting Familiar with your NuLOOQ navigator The navring also twists in a clockwise or counterclockwise direction. Twisting the navring will zoom in or out of images in the host application. Using the tooltuner dial The tooltuner dial is a touch-sensitive circular disc located on the top of the NuLOOQ navigator. The tooltuner dial is enabled anytime and also can be used for specific functions in CS2 applications...