2.3 Zoom
The Zoom function displays more detail onscreen by
magnifying a specific area of the image.
When using Zoom the screen is split and displays
the zoomed image alongside the standard image.
Sonar application
This enables you to:
• select an area from the standard view that is
magnified and displayed alongside.
• increase and decrease the zoom level.
The zoomed section is indicated on the standard
screen by the zoom box.
Adjusting the Zoom level
To adjust the Zoom level and area follow the steps
below.
With the standard view displayed:
1. Turn the Rotary control clockwise to enable
Zoom mode.
2. Subsequent clockwise turns of the Rotary
control will increase the Zoom level
3. Tuning the Rotary control counter-clockwise will
decrease the Zoom level and finally revert to the
standard view.
Selecting a Zoom area
When using Zoom the area displayed in the
magnified area of the screen can be changed.
With Zoom enabled:
1. Use the Up and Down Directional controls to
move the magnified area up and down through
the water column.
12
DownVision application
2.4 Range
The Range function enables you to change the range
of depth displayed onscreen. Where applicable
changes to the Range will apply to both the Sonar
and DownVision
TM
applications.
By default, the Range is set to automatic, this adjusts
the Range to ensure the bottom is always displayed
onscreen. This is useful for targeting bigger fish and
other objects located closer to the bottom such as
wrecks
Manual Range allows you to specify a Shallow range
depth and Deep range depth which defines the area
displayed onscreen.
Sonar application
Auto
Range
Manual
Range
Switching between Auto and Manual range
From the application menu:
1. Select Range.
2. Select Range: to switch between Auto and Man.
3. With manual mode selected you can now adjust
the depth range shown onscreen.
Manually adjusting range
To specify the area of depth to be displayed onscreen
follow the steps below.
From the application menu:
1. Select Range.
2. Select Range: so that Man is selected.
3. Select Shallow Range.
The Shallow Range defines the depth that will
be shown at the top of the screen.
4. Adjust the Shallow Range to the required depth.
5. Select Deep Range.
The Deep Range defines the depth that will be
shown at the bottom of the screen.
6. Adjust the Deep Range to the required depth.
DownVision
TM
application
Dragonfly 6 / Dragonfly 7 — New features