Furuno CSH-7 - Manual (Page 35)

5-5
Event Markers, Own Ship Event Markers
The event marker denotes important items on the display, such
as a fish school, and the own ship event marker marks own ship
position. Ten event markers and ten own ship event markers may
be entered. The CSH-7 denotes the latest event marker as
and
other event markers as +. The own ship event marker is a tri-
angle .When more than ten of either marker is entered the el-
dest corresponding marker is erased to make room for the latest.
Note that this function requires a gyrocompass (navigator for
own ship event marker) and the INTERFACE Board.
Entering an event marker, own ship event marker
1. Place the trackball marker on the location desired for an event
marker. For own ship event marker, place the trackball marker
at own ship marker at screen center.
2. Press the EVENT key. The latest event marker appears at the
cursor location and event marker data (horizontal distance,
present depth, depth when marker was plotted, and bearing)
is displayed at the lower left side of the screen.
184
16
( 199)
B 283°
Horizontal range
Present depth
Depth when marker plotted
Bearing
Figure 5-4 Latest event marker data
Erasing all own ship event markers
All own ship event markers can be erased as follows:
1. Press the MENU key to display the SCAN menu.
2. Select MARK ERASE.
3. Select SHIP.
4. Press the MENU key.
Erasing an event marker
1. Place the trackball marker on the event marker.
2. Press the EVENT key.