RIGOL 
         
© Copyright RIGOL Technologies, Inc. 2007.  1-35 
  User Manual for DM3000 Series 
 
To Choose Range Options 
To choose measurement range may complete through the manual choice and the 
automatic determination two methods. The automatic determination is user-friendly, 
but if you want to obtain a better performance you should choose the range in 
manual choice. 
 
 
 
 
 
Figure 1-55   
Choice Range Options Keys 
 
Methods 1: 
In the main interface, use up and down direction key to adjust the Range. Press Up 
to increase the range, press Down to reduce the range. 
Press      key, start the automatic determination. 
 
Methods 2: 
In the main interface, use the menu option keys to adjust the range. 
 
 
Figure 1-56   
Choice Range Options Menu 
 
 
   
Increased range 
Automatic 
selection range 
Reduced range