10How To Show/Hide Os Trails; 11How To Show/Hide Land Trails (B/W-Type Only) - Furuno FAR-2218 Operator's Manual

1.37.10 How to show/hide OS trails
To show or hide the OS trail at any time, follow the procedure below.
1. Open the menu.
2. Select [1 ECHO].
3. Select [0 NEXT].
4. Select [4 TRAILS]. The [TRAILS] menu appears.
Note: You can also right-click the [TRAIL] box to access this menu.
5. Select [6 OS TRAIL].S
6. Select [OFF] or [ON] as appropriate.
Note: When [6 OS TRAIL] is set to [ON], [7 SUPPRESS AROUND OS] is auto-
matically fixed at [ON]. To disable the sea clutter suppression feature, change [6
OS TRAIL] to [OFF], then change the setting for [7 SUPPRESS AROUND OS].
7. Close the menu.
1.37.11 How to show/hide land trails (B/W-type only)
You can improve the on-screen display visibility by hiding trails generated by land-
masses and non-moving objects. Hiding the trails has the following possible benefits:
• Land-masses have no trail, allowing you to use relative trails near coastlines.
• Only moving echoes create a trail, improving target identification.
1. Open the menu.
2. Select [1 ECHO].
3. Select [0 NEXT].
4. Select [4 TRAILS]. The [TRAILS] menu ap-
pears.
Note: You can also right-click the [TRAIL] box to
access this menu.
5. Select [0 NEXT].
6. Select [2 HIDE LAND TRAILS(T)] or [3 HIDE
LAND TRAILS(R)] as appropriate.
7. Referring to the table below, select the appropriate setting.
Setting
[OFF]
[1]
[2]
8. Close the menu.
Note: When option [1] or [2] is selected trails for echoes outside the displayed area
are not generated. It is important to note that, where the displayed area is moved by
functions such as off-centering or true motion, newly displayed echoes do not have
trails.
Trails for non-moving objects
Large objects
Trails are shown
Trails are hidden
Trails are hidden
1. OPERATIONAL OVERVIEW
Small objects
Trails are shown
Trails are shown
Trails are hidden
Trails for moving objects
Trails are shown
Trails are shown
Trails are shown
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