JRC JLN-650, Инструкция по эксплуатации, Страница: 97 / 190

4-21
4
SN Value: High
・
Function
・
When SN is selected by the mode
selection of the echo graph setting, it
sets.
When the S/N value of the echo is
higher than that of the set level, it
displays by the permeability 0%(no
penetration). Refer to Fig. 4.2.3.
Operation Standard Menu: Current screen
setting menu/SN value: High 0 dB
Selection Frame Menu: Echo graph
setting menu/ SN value: High 0 dB
Fig. 4.2.3 Echo Table by SN Mode
SN Value: Low
・
Function
・
When the S/N value of the echo is lower than that of the set level, it displays by the
permeability 100%(all penetration). Refer to Fig. 4.2.3.
Operation Standard Menu: Current screen setting menu/SN value: Low -12 dB
Selection Frame Menu: Echo graph setting menu/ SN value: Low -12 dB
Setting condition of SN value SN High>Medium S>N Value>SN Low
It approaches the background color of the permeability 100% by the S/N value low. Refer to
Fig. 4.2.3.
Setting value: It is possible to set freely in every 1dB step within the range from 0 to -120 dB.
Setting condition: SN Value High > SN Value Low (Standard setting: High -0dB/Low -12dB)
Display Color
・
Function
・
It is possible to select it from A-D by the menu. Refer to Table 4.2.1.
[FISH] screen and commonness: A) 16 color standard B) 16 color dark color system C) 16
light color system D) Eight colors
Operation Standard Menu: Current screen setting menu/Display color: A B C D
Selection Frame Menu: Echo graph setting menu/Display color: A B C D
Table 4.2.1 Color Sample and Color Arrangement
Weak Signal Strength Strong
No １ ２ ３ ４ ５ ６ ７ ８ ９ １０ １１ １２ １３ １４ １５
Ａ Dark
Blue
Blue Light
Blue
Dark
Sky
Blue
Sky
Blue
Grn Light
Grn
Pea
Grn
Yellow Light
Org
Org Dark
Org
Red Brwn Dark
Brwn
Ｂ Dark
Blue
Blue Dark
Grn
Grn Light
Grn
Pea
Grn
Yellow Light
Org
Org Dark
Org
Red Dark
Red
Light
Brwn
Brwn Dark
Brwn
Ｃ Light
Sky
Blue
Sky
Blue
Light
Blue
Blue Dark
Blue
Pea
Grn
Yellow Light
Org
Org Dark
Org
Red Light
Brwn
Brwn Dark
Brwn
Pink
Ｄ Back
-ground
Sky Blue Blue Pea Grn Yellow Org Red Brwn
Background Color
・
Function
・
The background color in the echo graph is selected. It selects from four colors.
The standard is set to the same background color as other background colors.
Operation Standard Menu: Current screen setting menu/Background color: Black Navy Blue Gray
White
Selection Frame Menu: Echo graph setting menu/ Background color: Black Navy Blue
Gray White
Permeability: 0 100
％
S/N Value: High Low
E
cho
S
trengt
h
Strong
Background
Color
Week
C
ol
or
S
am
pl
e
▼
▼
▼
▼