JRC JLN-650, Инструкция по эксплуатации, Страница: 113 / 190

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4
Horizontal Cursor
・
Function
・
The cursor is not displayed when OFF is set.
Setting item: [ Display ON OFF]
A horizontal cursor moves with
▲ / ▼
key. The display numerical value is a depth at the
cursor position.
Operation Standard Menu: "Fish Finder Picture setting" menu/Horizontal cursor: Display ON/OFF
Selection Frame Menu: "Fish Finder display" menu/Horizontal cursor: Display ON/OFF
4.6.3
Eliminating Interference
・
Function
・
It is possible to set only to the [FISH] screen. The interference elimination is used to
remove the acoustic noise that enters from another ship and the noise that appears at
random. To display a weak reaction, it turns it OFF.
Operation Standard Menu:
[MENU] key/Menu screen/Picture setting
≫
/ [FISH] screen
≫
/
[ENT] key/
"Fish Finder Picture setting" menu
Selection Frame Menu: [
□
] key/ Enclose “[FISH] display screen” with the frame /[MENU]
key/"Fish Finder display" menu
Noise Reduce
・
Function
・
The interference removal function is operated when there is interference from other
supersonic wave equipment, and it makes to the image that sees easily.
Setting item: [ ON OFF]
If the interference removal is used on, a very thin reaction might not be displayed easily.
Operation Standard Menu:
"Fish Finder Picture setting" menu/Noise Reduce: OFF
Selection Frame Menu:
"Fish Finder display" menu/Noise Reduce: OFF
4.6.4
Adjusting Gain and STC
GAIN (Sensitivity Setting)
・
Function
・
[GAIN] knob (*1) of the keyboard is turned, and the echo display sensitivity of the [FISH]
screen is adjusted.
The [GAIN] knob operates only on the [FISH] screen. It doesn't correspond on other
screens.
Operation
Sensitivity rises when the [GAIN] knob is turned to the right (direction of a large numerical
value).
Setting value: [ 0.0 (Min.)
・・・
5.0
・・・
10.0(Max.) ] Standard: 5.0 (in 0.1 step)
When sensitivity is too low: The image weakens, and the shoal of fish doesn't recognize it
easily.
When sensitivity is too high: Dirt the plankton and in water etc. are displayed, and the
shoal of fish doesn't recognize it easily.
STC (Bubble Cancellation Adjustment)
・
Function
・
Garbage in the vicinity of the surface of the sea and the noise by the bubble etc. can be
decreased by turning [STC] knob (*1) of the keyboard on the [FISH] screen. The [STC]
knob operates only on the [FISH] screen. It doesn't correspond on other screens.
Operation The [STC] knob can be strongly erased by turning to the right (direction of a large
numerical value).
Setting value: [ 0.0 (Min.)
・・・
5.0
・・・
10.0(Max.) ] Standard: 5.0 (in 0.1 step)
When the bubble cancellation is too weak: A lot of noises in the vicinity of the surface of the
sea are displayed, and the shoal of fish doesn't recognize it easily.
When the bubble cancellation is too strong: The image in the vicinity of the surface of the
sea weakens, and the shoal of fish doesn't recognize it easily.
*1 Refer to 2.1 “Name and Functions of Keyboard”.
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