- 20 -Operating ConventionsThere are several prompts, indicators, and ways of performing an action which arecommon across many functions of the MX-2424. These are called operatingconventions and they help to streamline the MX-2424's interface. For example, theScrub Dial, the [Up Arrow] and [Down Arrow] work as navigation tools in everywindow.LED Conventions• The primary function of a button is printed directly on the button itself.• The shifted function of a button is printed on the front panel next to the button.• A white line connecting an LED to a button shows that the LED is used for thatbutton. LED’s always indicate primary button functions.• A steadily lit LED means that the primary function of a button is active.• A blinking or flashing LED is a prompt to press its associated button to perform theaction.Changing Parameters• Pressing [TRIM] allows parameters to be changed. You can press [SETUP] andscroll to any system page, but until you press [TRIM], you can't change that page'sparameter.• Press [TRIM] to change a project or track's name. For example, scroll to theRename window under the [PROJ/NEW] button, press [STORE/YES] then selectthe project or track you want to rename and press [TRIM].• An asterisk (* ) in front of a parameter always indicates that it is the current setting.When you press [TRIM] to edit enable a parameter, changing that parameter causesthe asterisk to disappear. When you make the new parameter current, by pressing[STORE/YES], the asterisk reappears.• To lock in a new value after making a change, you always press [STORE/YES]. The[STORE/YES] LED will flash to prompt you.• HOT TIP! — It is not necessary to press [STORE/YES] when changing the value ofmenu 006, Varispeed Rate or menu 920, LED Brightness.