Furuno BB FAR28x7 - Manual (Page 78)

1. RADAR OPERATION
1-52
1.29.4 Choosing maximum number of index lines to display
The maximum number of index lines to display may be chosen from 2, 3 or 6
lines as below. The actual number of lines visible may be less depending on line
interval. For the W specification radar, you may specify the number of lines for
two sets of index lines – the menu displays 4 INDEX LINE1 and 5 INDEX LINE2.
1. Roll the trackball to choose the MENU box at the right side of the screen and
then push the left button.
2. Roll the wheel to choose 2 MARK and then push the wheel or the left button
to display the MARK menu.
3. Roll the wheel to choose 5 INDEX LINE and then push the wheel or the left
button.
4. Roll the wheel to choose 1, 2, 3 or 6 as appropriate and then push the wheel
or the left button.
5. Push the right button twice to close the menu.
1.29.5 Index line mode
Index lines orientation may be chosen from horizontal or vertical. This function is
available when 5 INDEX LINE in the MARK menu is set for other than “1”.
1. Roll the trackball to choose the MENU box at the right side of the screen and
then push the left button.
2. Roll the wheel to choose 2 MARK and then push the wheel or the left button
to display the MARK menu.
3. Roll the wheel to choose 6 INDEX LINE MODE and then push the wheel or
the left button.
4. Roll the wheel to choose VERTICAL or HORIZONTAL as appropriate and
then push the wheel or the left button.
5. Push the right button twice to close the menu.