1  【RANGE】 
To increase the observation range scale (maximum 32km), click    +    and to reduce the range 
(minimum 0.1km), click    - . 
 
2  【AUTO TUNE】 
The mode is switched to M (manual) / A (automatic) whenever the button is clicked. 
 
3  【TX/STBY】 
At expiration of the pre-heat time after the power is turned on, Preheat changes to Standby.   
Standby : Indicates a standby state. If this button is clicked in this state, the equipment is set to a 
transmission state. 
Transmit : Indicates a transmission state. If this button is clicked in this state, the equipment is set 
to a standby state. 
If  this  button  is  held  down  a  few  second  while  the  scanner  is  preheating,  you  can  forcibly  end 
preheat and changes to Standby. 
 
4  【PULSE LENGTH】 
The pulse length is switched whenever the button is clicked only in 2/4/8 km range. 
 
5  【OFF-CENTER】 
Own ship’s position is moved as follow whenever the button is clicked. 
 
   
6  【LENGTH OF TRAILS】 
The length of trails is switched as follow whenever the button is clicked. 
 
OFF 2Scan 15sec 30sec 1min 2min 3min
4min 5min 6min OFF
 
If this button is held down more than 2seconds, “length of trails” will be    OFF    automatically.   
   
7  【MODE OF THE TRAILS】 
The mode of trails is switched to R (Relative)/ T (True) whenever the button is clicked. 
 
8  【INTERFERENCE REJECTION】 
The interference rejection mode is switched as follow whenever this button is clicked. 
 
 
9  【DAY/NIGHT】 
The DAY/NIGHT mode is switched as follow whenever this button is clicked. 
DAY1 DAY2 DAY3 DAY4 NIGHT1
NIGHT2 NIGHT3 NIGHT4 DAY1
 
 
10  【Alarm Ack】 
If this button is clicked, the displayed failure alarm is acknowledged. 
 
11 12  【EBL】 
If this button is clicked, operation of EBL is acquired. Make adjustment by moving [JOG DIAL] or 
[TRACK BALL]. Determine the adjustment by click this button again. 
If this button is held down more than 2seconds, EBL will disappear.