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3.4.9 Zoom (x2)
This function doubles the size of radar video near a specified position.
Note:
If the range is 0.125 NM, this function is not available.
Procedures 1 Left-click the x2 button located at the lower left of the display.
The zoom mode is selected.
2 Subsequently, put the cross cursor mark on a location you want to zoom
into, and press the left key of the trackball.
The zoom is set.
Using the cross cursor mark as reference, the zoom function doubles the size of a radar video
with the midpoint between the cursor mark and own ship’s position being set to the center of
radar display.
Own Ship’s Position before
Zooming position
HL
Cursor mark
Own Ship’s Position after
Zooming position
HL
Own ship’s
position
Center of
radar display
Cancellation 1 Left-click the x2 button located at the lower left of the display.
The zoom mode is cancelled, and changed to the normal display.
3.4.10 Hide/Display Range Rings (HL Off)
Procedures 1 Press the [DATA OFF] key. Alternatively, Left-click the HL Off button
located at the lower right of the display.
The ship's heading line (HL) is hidden while the [RR/HL] key is held down.
The ship's heading line that indicates the course of own ship is always shown on the radar
display. The heading line is hidden while the [RR/HL] key is held down, so the targets on
the heading line can be easily observed.
* Also “HL OFF” button operation on control panel can chang for hide/display of the
ship’s heading line.
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