Description Of Sounder Displays - Furuno 1722C Operator's Manual

4.2.2

Description of sounder displays

Single frequency display
(alarm, battery,
simulation)
Color bar
Note 1: The water temperature display requires an appropriate water
temperature sensor. It can be turned on or off with TEMPERATURE
GRAPH on the SOUNDER menu.
Note 2: When using the vertically split plotter/sounder display with dual
frequency or zoom display, the depth scale is not displayed. Further, a
last digit on the depth may be overlapped by the line which splits
screens.
Selecting transmission frequency
The single frequency display shows either the 50 kHz picture or 200 kHz picture.
To select transmission frequency, press the FREQ 50/200 soft key to select "50"
or "200".
Minute marker
Zero line
S
Icons
I
M
F
50
Fish
40
echo
Temp.
scale
30
(orange)
Water
temp.
graph
Water
114
temp.
50k
display
Tx frequency
Depth
Indications on the single frequency display
4. VIDEO SOUNDER OPERATION
Display mode
Variable Range Marker (white)
Depth scale
Time
0
0'30"
52
50
Cross-hair
cursor
100
150
200
Bottom echo
Soft keys
SOUNDER
SINGLE
SHIFT
AUTO/
D. BOX
FREQ
50 /200
DISPLY
MODE
4-3