From the Main Screen, press the ENT key to enter the menu structure. The menu structure is cyclic and the cursor keys are used for navigation.
After selecting a top level menu option, press the ENT key to enter the corresponding sub-menu. Hitting the ESC key on a screen generally returns to the menu level above the current one, except where specifically stated in this manual.
When there are other menu options available at the same level < and > symbols will appear at the left and right hand sides of the screen. For example: