3ņ25 
3.5  GENERAL OPERATIONS 
 
 
3.5.1    Move Cross Cursor Mark by Trackball 
 
The  cross  cursor  mark    +    is  used  for  position  designation  and  other  purposes  in  various  operating 
procedures.    The cross cursor mark    +    moves in coupling with the trackball.    If the trackball is rotated up 
and down or right and left, the cross cursor mark follows the move of the trackball. 
Operators must be familiar with trackball operation before running the system. 
 
 
Operation inside Radar Video PPI 
 
The cross cursor mark as shown at right is displayed inside the radar video PPI. 
 
 
1)  The distance and bearing between own ship and the cross cursor mark    +    , and the degrees of 
latitude and longitude are indicated at the upper right of the radar display. 
2)  When moving the current center position, use the cross cursor mark to designate a new center 
position. 
3)  Use the cross cursor mark to create marks and lines. 
4)  When the TT function is installed as an option, use the cross cursor mark to acquire targets in manual 
mode. 
 
 
Operation outside Radar Video PPI 
 
As shown at right, the cursor mark changes into the pointer   
outside the radar video PPI. 
 
1)  Use the pointer to operate software buttons. 
2)  Use the pointer to select menu items. 
 
*  The  EBL/VRL  dial  is  available  for  operating  the  cursor  mark.  Each  time  the  EBL  dial  is  pressed,  either 
operation using the EBL/VRM control or cursor operation using the track ball can be selected. For details, 
refer to Section 3.9.3 “Set Cursor (Cursor Setting).”