Furuno CH-270 - Manual (Page 78)

4. ECHO SOUNDER MODE
4-6
4.8.1 Inscribing the event marker
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.
NAV
DATA
or
A-SCOPE
DISPLAY
Depth, Water Temp. Display
"Previous event marker"
"Latest event marker"
Display area
To delete all event markers,
place the cursor outside
the display area and
press the [EVENT] key.
How to inscribe and delete the event markers
4.8.2 Deleting all event markers
All event markers can be erased from the screen as follows:
1. Operate the Omnipad to place the cursor outside the display area.
2. Press the [EVENT] key to show the following dialog box. Do the next step within four
seconds; otherwise the dialog box will be erased.
DELETE EVENT MARK?
NO YES
3. Press ► to choose YES and then press the [MENU] key. All event markers are erased
from the screen.