Chapter 9 Pass/Fail Test    RIGOL 
DS2000E User’s Guide    9-3 
adjust the horizontal tolerance range and vertical tolerance range of the test mask. 
The horizontal and vertical adjustment ranges are 0.02 div to 4 div and 0.04 div to 
5.12 div respectively. During the adjustment, two white curves would be displayed in 
the interface to show the outline of the current mask. Press Create to apply the 
mask currently created (the area not covered by blue within the screen), as shown in 
the figure below. 
 
Figure 9-1 Test Mask (Screen Region) 
 
When "Cursor" is selected, two gray cursor lines appear on the screen (used to 
indicate the current test mask range); cursor A is on the left and cursor B is on the 
right. Press CursorA and CursorB respectively and use   to adjust the positions 
of cursor A and cursor B. Or, press CursorAB and use   to adjust the positions of 
cursor A and cursor B at the same time (the horizontal distance keeps unchanged). 
Then, adjust the horizontal tolerance range and vertical tolerance range as well as 
create the mask (the area not covered by blue within the cursor region) by referring 
to the methods above; as shown in the figure below.  
 
Figure 9-2 Test Mask (Cursor Region)