Furuno CH-250 Manuel d'utilisateur télécharger pdf (Page 29)

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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

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Furuno CH-250 Manuel d'utilisateur Page 29