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8.4 Setting a sonar screen—Sonar menu
Item
Frequency
Palette
Scroll speed
Digit size
Interference filter
Noise filter
Setting Contents
Set a sounding frequency.
200KHz: Specify this when accuracy is
emphasized.
50KHz: If this is specified, deep-water sounding is
enabled, but the accuracy deteriorates.
Set a background color to be used on the sonar
screen.
Set a speed of sending images.
When [Pause] is set, the depth value from the
external serial port is displayed.
Set a size of the digit that indicates the depth at
the top left corner of the sonar screen.
When [Off] is selected, the depth display is set to
Off.
Set whether to enable an interference filter when
interference waves from other ships enter in the
image.
When a check mark is attached, this item is
enabled and when the check mark is removed, this
item is disabled.
Set the strength of the noise filter that removes
noise from the sonar information.
8-13
Setting value
(Underline:
Default value)
200 KHz
50 KHz
Black
Blue
White
8 colors
Very fast
Fast
Medium
Slow
Pause
Off
Small
Medium
Large
Enable
Disable
Off
Medium
High
Section 8 System Configuration Menus
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付録
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