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3.3 OPERATION PROCEDURES
3.3.1 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, bearing, and latitude / longitude are digitally indicated in the cursor bearing, range,
latitude, and longitude (upper right of the display on page 2-3).
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) Use the cross cursor mark to designate a target in the target tracking (TT) function and the AIS
display function.
5) Use the cross cursor mark to adjust EBL, VRM, automatic acquisition and activation zone (AZ),
radar alarm zone (RA), parallel index line (PI), and AIS filter.
Operation outside Radar Video PPI
As shown at right, the cursor mark changes into the cursor outside the radar video PPI.
1) Use the cursor to operate software buttons.
2) Use the cursor to select menu items.
* The EBL / VRM dial is available for operating the cursor mark. Pressing the EBL dial for 2
seconds can perform switching to the trackball operation. For details, refer to Section 3.8.4.