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2. VIDEO SOUNDER OPERATION
2-4
A-scope display
This display shows echoes at each
transmission with amplitudes and tone
proportional to their intensities, on the right
of the screen. It is useful for estimating the
kind of fish school and seabed composition.
200k
0
50
100
150
200
68.3
Normal
sounder
display
A-scope
display
DGPS3D
160
A-scope display plus
normal sounder display
2.3 Dual-frequency Display
The 50 kHz picture appears on the left; the
200 kHz picture on the right. This display is
useful for comparing the same picture with
two different sounding frequencies.
GPS 3D
MODE
GAIN
200kHz
RANGE
SOUNDER
DUAL
SNDR
50k
0.0
200k
20
40
60
GAIN
50kHz
20
40
60
SHIFT
43.5
Dual-frequency display
2.4 Plotter/Sounder Display
This display provides the plotter display on
the left part of the screen and the normal
sounder display on the right part. It is useful
for searching fish schools at cruising speed.
The width of the sounder display can be
selected between standard (approx. 20 mm)
and wide (approx. 40 mm) as below.
1. Press the [MENU] key and the
SOUNDER SETUP OPTIONS soft key.
The sounder setup menu appears.
2. Press ▼ to select E/S WINDOW window.
3. Press the EDIT soft key to show the E/S
WINDOW window.
E/S WINDOW
▲
STD
▼
WIDE
E/S window
4. Press ▲ or ▼ to select STD or WIDE.
STD: The width of the sounder display is
approx. 20 mm (default setting).
WIDE: The width is approx. 40 mm.
5. Press the [ENTER] key or the ENTER
soft key.
GPS 3D
PLOT
COURSE
UP
ZOOM
OUT
ZOOM
IN
NORTH
UP
0
50
100
150
SNDRSNDR
PLOT
Plotter Display
Sounder
Display
109
Plotter/Sounder display