
15
In case of dual frequency display
In case of dual frequency display, GAIN 1 key is effective for right display and
Gain 2 key is effective for left display.
Gain Readout
GAIN 2 GAIN 1
1 Adjust sensitivity of left display with GAIN 2 key.
[To decrease sensitivity]
Each time when you press GAIN 2
▼
key, gain bar
becomes short and the sensitivity decreases.
[To increase sensitivity]
Each time when you press GAIN 2
▲
key, gain
bar becomes long and the sensitivity increases.
2
Adjust sensitivity of right display with GAIN 1 key.
[To decrease sensitivity]
Each time when you press GAIN 1
▼
key, gain bar becomes short and the
sensitivity decreases.
[To increase sensitivity]
Each time when you press GAIN 1
▲
key, gain bar becomes long and the
sensitivity increases.
4.
TO ADJUST CONTRAST
CONTRAST
When screen of fish finder scrolls (moves from right to left), display sometimes
flickers. In case there are too much flicker, adjust contrast value with left/right
key. Then, flicker decreases.
<In case of Low+High Freq.>
<Portrait>
<Landscape>
<Portrait Reverse>
<Landscape Reverse>
GAIN 1
▲
key
GAIN 2
▲
key
GAIN 2
▼
key
GAIN 1
▼
key
Содержание HE-1500
Страница 1: ......
Страница 31: ...27 MENU CONTENTS AND FACTORY SETTING...
Страница 33: ...29 1 DIMENSIONAL DRAWING OF MAIN UNIT HE 1500 2 DRAWING OF HOLES FOR INSTALLING BRACKET UNIT mm...
Страница 34: ...30 CONNECTION WITH MAIN UNIT...
Страница 38: ...34 HE 1500 1 Please make hole on the panel referring to below dimensional drawings...
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