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2.9.2 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?
YESNO
3. Press
to select YES and press the [MENU] key. All event markers are erased from the
screen.
2.10 Depth and Horizontal Range Markers
The horizontal range, depth and bearing to a fish school can be measured by using the range
and bearing markers.
1. Operate the Omnipad to place the cursor on the location desired.
2. Press the [R/B] key to display the range and bearing markers. Horizontal range, depth and
bearing to the cursor location are shown at the bottom right-hand corner of the screen..
3. To erase the range and bearing markers, place the cursor outside the display area and
press the [R/B] key, or place the cursor on the range or bearing marker and press the [R/B]
key.
Bearing marker
Range marker
NAV
DATA
Range and bearing
markers data
→:Horizontal range
↓: Depth
B: Bearing from ship's bow
Figure 2-12 Range and bearing markers