Navman 8084, Инструкция по установке и эксплуатации, Страница: 77 / 116

NAVMAN 8120/8084 Installation and Operation Manual 77
Press
MENU
twice, then select
Sonar
:
Frequency
There is a choice of:
200 kHz
,
50 kHz
and
Mixed
. For information about selecting a
suitable frequency for the water conditions,
see section 9-3.
Scroll speed
Use this to set the scroll speed on the display.
There is a choice of:
Very Fast
,
Fast
,
Medium
,
Slow
and
Pause.
The depth of
the water also affects the speed of the display.
Faster scroll speeds combined with a slow
boat speed (typically between 2 and 6 knots)
shows the most fish detail.
Medium
or
Slow
scroll speeds result in sonar information being
displayed over a longer period, but with less
detail (see Section 9-2).
19-3 Setup > Sonar
Fish symbols
The Instrument always displays echoes
from fish (fish arches, see section 9-4). If fish
symbols are on, a symbol is displayed over the
arch (see section 9-4). The options are:
•
Off
: No fish symbol is displayed.
•
Fun
or
Normal
: A fish symbol is displayed.
Fish depth labels
When this is turned on, the depth of a fish is
printed next to the fish arch.
Fish filter
Use this to select the minimum fish size
that will be displayed as a fish symbol and
to trigger the Fish alarm. The options are:
Small
,
Medium
and
Large
.
Fish sensitivity
Selects the minimum strength fish echo that
will be displayed as a fish symbol. Higher
values will display more fish symbols.
Digit size
Use this to remove or change the size of the
depth window on the sonar windows. There
is a choice of:
Small
,
Medium
and
Large
.
Palette
Use this to select a color palette. Each color
within the palette represents a different echo
strength, as shown on the sonar windows.
Other submenu
Waypoints Displays waypoints:
Hide all
only displays waypoints on any selected route;
Selected
displays
waypoints with their display option set to Icon or I+N (Icon and Name);
Show all
displays all
waypoints (see section 5).
Names displays place names.
Lights Light House window options:
Off
hides all light indicators (the icon still shows);
No sectors
hides sectors;
On
shows sectors;
Animated
activates light animation.
Note: with light animation enabled, animation only operates chart.
Nav-aids Displays signals (fog, radar, radio stations) and buoys.
Int
and
US
select the icon format;
Simpl
draws simpler icons.
Attention areas displays attention area boundaries and information icons ; attention areas are important areas,
such as restricted anchorages or shallow areas.