When the menu is displayed on the Grinnell TV monitor, move the cursor to the function required and press the ENTER button on the joystick controller to process the selection. When the function selected requires further positional information, up to 4 cursors can be enabled on the screen depending on the function. When they appear they may well be overlaid and so only appear as one. On the joystick controller the cursor switches determine which cursor(s) the joystick will control at any one time (for these switches, UP is ON). Once the cursors have been positioned as desired, ensure that at least cursor switch 1 is ON, and then press ENTER again to initiate the processing. A quick guide to the menu is given overleaf: