2.3    FUNCTIONS OF SOFTWARE BUTTONS 
2ņ10 
2 
 
 
y y 
2.3.2   
Software Buttons for Area 2 (Bottom-Left Corner of the Radar Display) 
 
x2
IR  Low
ENH  Level1
PROC  Off
FUNC  Off
Gain
Sea
Rain
TUNE
MAN
Multi TGT Num
()
190
200
210
220
230
MAN
AUTO
 
 
 
Double zoom switching 
Use this function to enlarge to double the size the 
display  screen  of  the  position  specified  by  the 
cursor.    If this button is clicked, the zoom mode 
is  set.  When  the  cursor  is  moved  to  the  radar 
screen and the [ENT] key is pressed, the screen is 
enlarged to double the size  so  that the  middle  of 
the cursor and the own ship's position is set to the 
center of the screen. This function cannot be used 
when the range is 0.125NM. 
 
Interference rejection (IR) mode 
switching 
The  interference  rejection  mode  is  switched 
whenever this button is clicked. 
  IR  Off     IR Low  IR Medium  
IR High     IR Off  
 
Target enhance (ENH) mode 
switching 
The  target  enhance  mode  is  switched  whenever 
this button is clicked. 
 ENH Off   ENH Level1  
  ENH Level2        ENH Level3     
 ENH Off 
Radar video processing (PROC) 
mode switching 
The  radar  video  processing  mode  is  switched 
whenever this button is clicked. 
  PROC Off        3Scan COREL     
  4Scan COREL        5Scan COREL     
  Remain     Peak Hold  PROC Off 
 
Function (FUNC) mode switching 
The  function  mode  is  switched  whenever  this 
button is clicked. 
 FUNC Off   Coast  
 Deep Sea      Fishnet     Storm  
 FUNC Off 
 
If the button is clicked for 2 seconds, the function 
registration  menu  (User  Function  Setting)  is 
opened. 
 
and
Gain, Sea clutter 
suppression (Sea), Rain / snow 
clutter suppression (Rain), Tune 
adjustment 
Adjust the gain, sea clutter suppression, rain and 
snow clutter suppression and tune using the track 
ball. 
If the button is clicked on, the adjustment value is 
shown  at  the  upper-right  of  the  cursor.  Make 
adjustments  by  moving  the  track  ball  to  the  left 
and  right.  Determine  the  adjustment  by  pressing 
the [ENT] key. 
 
and
Sea clutter suppression 
(Sea) mode, Rain / snow clutter 
suppression (Rain) mode, and 
Tune mode switching 
Use  these  functions  to  switch  to  the  manual  or 
automatic  mode  of  sea  clutter suppression,  rain  / 
snow clutter suppression and tune. The bar on the 
left side indicates the position of the dial. 
The  mode  is  switched  to    MAN    (manual)  /   
AUTO    (automatic)  whenever  the  button  is 
clicked.  If  rain  /  snow  clutter  suppression  is 
switched  to  an  automatic  mode,  sea  clutter 
suppression is switched to an automatic mode also.