JRC JMA-5206, Instruction Manual, Page: 118 / 462

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3.5.13 Zoom
This function doubles the size of radar video near a specified position.
Attention If the range is 0.125 NM , this function is not available.
If the true motion mode is selected, this function is not available.
Procedures 1 Press [RADAR MENU] key.
The Main Menu will appear.
2 Press [4] key.
The setting of the zoom mode will be switched
between ON and OFF.
OFF :
Not zoomed
ON : Zoomed
This function is not available at places where
the size exceeds 66% of the radius of the
display.
3 With ZOOM ON selected, move
the cross cursor mark to the position
to be zoomed, and press [ENT] key.
The position will be zoomed.
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.
* Button
9 on the radar display on page 2-7 is also available to switch the zoom function between ON and
OFF. "x" blinks at the screen lower right during a ZOOM display.
Cross cursor mark
Own ship’s position
Center of radar display
Cross cursor mark
Own Ship’s Position before
Zooming position
Own Ship’s Position after
Zooming
Main Menu
1. IR
IR OFF
2. Process
PROC OFF
3. Traget Enhance
OFF
4. Zoom
OFF
5. SART
OFF
6. NAV Information
8. Graphic Display
ON
9. RADAR Menu ( Plot )
0. EXIT