When you enter this command you can see, inside square bracket, the field used as latitude coordinate. You can change this field by 'CVAariable' command. The default is 0.35 cm. Default value of this parameter is 0 that means no connection the markers. The lines connect the objects with respect of the order in with these are plotted on the screen.
Different devices have a different number of colors.
With this command you get colored symbols with the related color number. MAXimum Variable Defines the maximum value of numerical variable that the task processes. It is the maximum value of the X axis. MAX 12.3 MINimum Variable Defines the minimum value of numerical variable that the task processes. It is the minimum value of the X axis.