11. Chart Alerts
11.4
How to Activate Own Ship Check
Calculation of your ship's predicted movement is done using watch sector from your ship's position. Sector size is
defined by time and Width or by distance and Width. To set them, do the following:
1. Spin the scrollwheel to show Menu/Info/Chart menu in the mouse functions area then push the left mouse
button.
2. Roll the wheel to select Initial Settings then push the scrollwheel.
3. Put the cursor in the Initial Settings dialog box to show the menu displayed at left.
4. Roll the scrollwheel to select Chart Alert parameters from the menu then push the scrollwheel.
5. Click the Check Area tab.
6. Set the Time or Distance and Width as appropriate.
7. Click the X at the top right corner to close the dialog box.
The figure on the next page shows how a watch sector is displayed on the ECDIS display.
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