13-11  Section 13 Setting up the Operation Mode 
 
 
 
 
The following table shows the setting items. 
Setting Item  Description of Setting  Setting Value 
Show Trails Masking 
Area
 
Display/hide radar trail mask.  To display: Select 
To hide: Clear 
Expand Masking Size  Specify a size for expanding the trail mask area. 
When the [Def.] button is pressed, the expansion 
size is reset to the initial value. 
Specify from 5 levels. 
 
Specify a radar trail mask of target 
1  Right-click a target. The context menu is displayed. 
2  Select [Mask trails] in the context menu. 
3  Specify the number of mask from 1 to 4. The radar trail of specified target is masked. 
 
Cancel a radar trail mask of target 
1  Right-click a target. The context menu is displayed. 
2  Select [Mask trails] in the context menu. 
3  Select the ID of target to cancel. The radar trail mask of selected tartget is canceled.