
User Guide
57
4-3
Sonar settings
Sonar feature requires a connection to depth transducer.
To go to the Sonar settings:
1 Press and hold
.
2 Select the sonar icon.
4-3-1 Frequency
You can select a sonar frequency among 200
kHz, 50 kHz or Mixed.
4-3-2 Palette
Palettes are used to enhance the visibility of
the display depending on the surrounding
light environments. Three types of displays
are provided black, blue and white.
4-3-3 Scroll speed
You can set the scroll speed which
determines how quickly the vertical scan lines
run across the screen. Five speed options are
provided; Very Fast, Fast, Medium, Slow and
Pause.
4-3-4 Digit size
You can change the size of the depth window
on the Sonar window. Three options are
available Small, Medium or Large.
4-3-5 Fish
Fish symbols:
Turn the fish symbol on or
off.
Fish depth labels:
Turn the fish depth
value on or off.
Fish filter:
Select a minimum fish size that
will be displayed as a fish symbol.
Fish sensitivity
Select the minimum strength fish echo that
will be displayed as a fish symbol.
4-3-6 Advance Settings
Interference filter:
Interference from other
equipment operating nearby or on your boat
may show itself on the display. Use this
option to remove interference.
Noise filter:
If there is noise, the echo
signal from transducer is not stable. This
function remove noise and averages the echo
signal. However, this option may also remove
fish echoes.
Surface clutter filter:
This filter removes
surface noise. However, the function does not
remove fish echoes.
Pulse length:
You can select specific pulse
length of transducer. A short pulse shows
more detailed information but can’t show
deeply into the water because of less power.
The Auto setting is recommended.
Pulse power:
You can select specific pulse
power of transducer. Low power shows a
clear display but can’t show deeply into the
water. The Auto setting is recommended.
4-3-7 Restore default
Returns every sonar settings to default.
User Guide
58
4-4
GPS Settings
To go to the GPS settings:
1 Press and hold
.
2 Select the
GPS
icon.
When the GPS device is connected properly, the GPS settings provide the access to GPS
functions and features connected with the satellites information used for further navigational
information.
4-4-1
GPS Source
Select a source of GPS signals
Internal:
Select this option when uses the
internal GPS antenna.
NMEA0183 & NMEA2000:
Select this
option when using an external GPS or DGPS
antenna via NMEA.
4-4-2
DGPS Source
Select WAAS/EGNOS when you want to
utilize DGPS.
4-4-3
Static Navigation
This option is very useful when the boat
stops or moves very slowly. This option
allows you to set a minimum speed at which
movement is assumed. The value range is
from 0.00 to 9.99.
4-4-4
Speed Filter
Occasional waves and wind at sea affect the
boat speed. In order to have stable boat
speed, the unit calculates these factors to
give the value of stable speed information.
4-4-5
Course Filter
Occasional waves and wind at sea affect the
boat course. In order to have stable boat
course, the unit calculates these factors to
give the value of stable course information.
4-4-6
Lat/Lon d.p’s
Select number of last digit of Lat/Lon to be
sent to other marine electronics.
4-4-7
Ship speed
To have more precise boat speed and course,
you can select your boat speed. Mid is highly
recommended option for the most of
common boat.
4-4-8
Magnetic Variation
This option compensates the difference
between true north and magnetic north.
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