3.9  APPLIED OPERATIONS 
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[3] Erasing Trails File 
 
x  Presse [3] key. 
The saved trail files are displayed. 
x  Select the file to be erased. 
Confirmation warining is displayed. 
Select “Yes” for erasing. 
 
Note:
  Deleted files can not be restored, so Erase files carefully. 
 
 
Erasing the displayed trails partially.
 
 
Erasing the part of the displayed trails by using the cursor as a eraser. 
 
Note:
  Deleted trails can not be restored, so Erase them carefully. 
 
 
 Procedure   1  Press [RADAR MENU] key twice. 
 
  Press [7] key. 
 
  Alternatively, hold down the [TRAILS] 
key until the menu appears. 
 
  Press [9] key. 
 
  Press [4] key. 
 
Trail erase menu will appear. 
 
 
 
 
 
 
 
[1] Trails Erase Mode 
 
Press [1] key. 
z  Trail erase mode is enabled. 
z  On the mode, cusor is fixed on the menu, and the eraser (white box) is displayed on 
the own ship positon. 
z  Using the trackball, positon the eraser on the Trail to be deleted. 
 
 
[2] Trails Erase start 
 
Press [2] key. 
z  Trail erase function starts. 
Using the track ball, wipe out trails. 
z  Press [2] key again to disable the function temporally. 
 
The depth input scre