means that the Multi selector center button is disabledwhen Not used is selected.D300 (Only) Multi Selector Usage ClueWhen you’re using the Multi Selector on the D300, even alittle sideways pressure on the center of the button causes itto perform some other function than what was intended.That’s why they added a Multi selector center button to theD300S. You’ll have to use the Multi Selector carefully onthe D300. I’ve found that it seems more accurate when Iplace the entire pad of my thumb completely over thebutton and press down instead of inserting the very tip ofmy thumb into the middle of the button. You try it and seewhich way works better for you.Playback ModeNow, let’s look over how the Multi selector center button canbe used in Playback mode. Here are the screens and stepsused to configure it in Playback mode (see Figure 4-66):1. Select f Controls from the Custom Setting Menu andscroll to the right (see Figure 4-66, image 1).2. Highlight Multi selector center button and scroll to theright (see Figure 4-66, image 2).3. Select Playback mode and scroll to the right (seeFigure 4-66, image 3).388