Garmin GPSMAP 5215 Owner's Manual - Page 58

Advanced Sonar Settings, Pause Sonar, Frequency, 200kHz, 50kHz, No Zoom, Bottom Lock, Range

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Using Sonar Advanced Sonar Settings To adjust advanced sonar settings, touch Menu while viewing a sonar screen. Gain-control the sensitivity of the sonar receiver. Touch Auto or touch Up or Down (or drag the adjustment bar) to manually adjust the gain. To see more detail, increase the gain. If the screen is cluttered, decrease the gain. Pause Sonar-select to stop scrolling. Touch Create Waypoint to save the location as a waypoint, and touch Resume to continue scrolling in real time. For more information on waypoints, see page 25. Frequency-select how the frequencies appear on screen (200kHz, 50kHz, or Dual) when using a dual frequency transducer. Zoom-zoom in to a section of the Full screen. The zoom is off (No Zoom) by default. Three other options are available: • 2x Zoom-twice the magnification. Touch Up, Down, or Auto to set the depth range of the magnified area. • 4x Zoom-four times the magnification. Touch Up, Down, or Auto to set the depth range of the magnified area. • Bottom Lock-lock the zoom window to the bottom. Touch Up or Down to set the depth range of the magnified area. Range-adjust the range of the depth scale on the right side of the screen. Touch Auto or touch Up or Down (or drag the adjustment bar) to manually adjust the range. Sonar Setup-open the Sonar Setup screen (page 53). Using Sonar 54 GPSMAP 5000 Series Owner's Manual

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5²
GPSMAP 5000 Series Owner’s Manual
Using Sonar
U
SING
S
ONAR
Advanced Sonar Settings
To adjust advanced sonar settings, touch
Menu
while viewing a sonar screen.
Gain
—control the sensitivity of the sonar receiver. Touch
Auto
or touch
Up
or
Down
(or drag the
adjustment bar) to manually adjust the gain. To see more detail, increase the gain. If the screen is
cluttered, decrease the gain.
Pause Sonar
—select to stop scrolling. Touch
Create Waypoint
to save the location as a waypoint,
and touch
Resume
to continue scrolling in real time. For more information on waypoints, see
page 25
.
Frequency
—select how the frequencies appear on screen (
200kHz
,
50kHz
, or
Dual
) when using a
dual frequency transducer.
Zoom
—zoom in to a section of the Full screen. The zoom is off (
No Zoom)
by default. Three other
options are available:
2x Zoom
—twice the magnification. Touch
Up
,
Down
, or
Auto
to set the depth range of the
magnified area.
4x Zoom
—four times the magnification. Touch
Up
,
Down
, or
Auto
to set the depth range of the
magnified area.
Bottom Lock
—lock the zoom window to the bottom. Touch
Up
or
Down
to set the depth range
of the magnified area.
Range
—adjust the range of the depth scale on the right side of the screen. Touch
Auto
or touch
Up
or
Down
(or drag the adjustment bar) to manually adjust the range.
Sonar Setup
—open the Sonar Setup screen (
page 53)
.
•
•
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