Garmin GPSMAP 496, Руководство пользователя

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Adjusting the Sonar Page
The Adjustment Menu allows direct access to the settings and
features most commonly used on the Sonar Page. There are ten main
adjustment options available: Range, Zoom, View, Gain, Target
Level, Whiteline, Frequency, Depth Line, Noise Reject and Scroll.
Use the ROCKER and ENTER keys to make all adjustments. The
currently selected option appears in the upper left corner.
To select an adjustment option:
Use one of the following methods to select an adjustment option:
• Press the
ROCKER right or left to scroll through the
adjustment options. When the adjustment option is shown,
press ENTER .
• Press MENU , highlight Adjustments , and press ENTER .
Use the ROCKER to highlight the adjustment, and press
ENTER .
When you have selected an adjustment option, press the ROCKER
up or down to change the setting.
You can also press
MENU , and highlight the shortcut setting to
quickly change to commonly used settings/values.
Press
ENTER to accept the new setting (or press QUIT to cancel)
and return to the Sonar Page.
Adjustment Options
Sonar Adjustments
Scroll —adjusts the rate that the sonar screen scrolls from right to
left. If you are sitting still or the sonar screen is moving too fast,
slow the scroll rate or pause the scrolling.
Range
—sets the depth range used for viewing. The unit can be set
to automatically track the bottom or set to a user-specified depth
range.
GPSMAP 496 Owner’s Manual 137
S
ETTING UP AND
U
SING
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ONAR
> U
SING THE
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ONAR
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AGE