Garmin GPSMAP 168 Sounder - Manual (Page 52)

41
Reference
Sonar Page Options
• Show/Hide Depth Line— adds the ‘Depth Line’ selection to the Adjustment Bar and a horizontal
depth line across the display which is used to measure the depth of underwater objects. The depth of
the line will appear in a box on the right side of the line.
To activate/deactivate the Depth Line from the Sonar Page:
1. Press MENU to display the Sonar Page options.
2. Using the ARROW KEYPAD, highlight ‘Show/Hide Depth Line’ and press ENTER/MARK.
To change the position of the Depth Line:
1. Highlight the ‘Depth Line’ selection on the Adjustment Bar, then press UP or DOWN on the ARROW
KEYPAD to control the position of the line on the chart. The depth is displayed in a window on
the right side of the line.
• Show/Hide Flasher— with the ‘Flasher’ active, a graphic Flasher representation will be displayed
on the far right side of the chart. This graphic Flasher displays structure and bottom returns much the
same as a true Flasher. You may fi nd this feature particularly useful when using ‘Fish Symbols’.
To turn the Graphic Flasher on and off:
1. From the Sonar Page menu, highlight ‘Show/Hide Flasher’ and press ENTER/MARK.
• Resize Split— enables width adjustment of the Sonar split screen. This option is only available
when a zoom scale other than ‘No Zoom’ is selected. You may adjust the size of the split window any-
where from 1/4 to 3/4 width of the Sonar Page.
To resize the Map Page split screen:
1. From the Map Page and Sonar/Flasher split screen, press MENU.
2. Using the ARROW KEYPAD, highlight ‘Resize Map’ and press ENTER/MARK.
3. Move the horizontal double-arrow LEFT or RIGHT using the ARROW KEYPAD until the desired
vertical width line shows, then press ENTER/MARK.
4. If you wish to cancel this operation, press QUIT or press MENU, highlight ‘Stop Resizing’ and
press ENTER/MARK.
You may resize the split line to the
left or right anywhere within the
shaded reigon.
2X Zoom Split Screen
Depth
Line
Graphic
Flasher
Window
168 Manual Part 1.indd 41 11/18/2002, 3:36:37 PM