Furuno CH-270 SONAR User Manual


 
3. VERTICAL SCAN MODE
3-10
3.9 Event Marker
3.9.1 Entering an event marker
The event marker functions to mark important locations on the screen, and five may be
inscribed. Each time the [EVENT] key is pressed the “latest event marker” (
) is inscribed
at the cursor location and all previously entered event markers are shown by the “previous
event marker” (+). When the capacity for event markers is reached, the eldest event
marker is erased from the screen to make room for the latest.
Note 1: The latitude and longitude position of the event marker can be output to a video
plotter and that position inscribed on the plotter’s screen with the external
waypoint mark (X). Each press of the [EVENT] key outputs event marker position.
For further details, see TARGET L/L in paragraph 5.4.2.
Note 2: Event markers cannot be inscribed in the vertical scan display when it is in the
sub window (Horizontal/vertical scan display). Inscribe the marker on the
horizontal display to show it in the vertical scan display.
1. Operate the Omnipad to place the cursor on the location desired for an event marker.
2. Press the [EVENT] key to inscribe the event marker. The event marker is inscribed on
the vertical scan display, as well as the horizontal and video plotter displays.
NAV
DATA
"Latest event marker"
"Previous event
marker"
To delete all event markers,
place cursor outside
display area and press the
[MENU] key.
Display area
How to inscribe and delete the event markers