19
movement. Sweep speed is speed that display forwards. Display expands or
reduces horizontally by changing the sweeping speed.
[Relation of sounding rates and sweeping speed]
7 sweeping speed can be selected on the menu. Ratio of sweeping speed vs.
sounding rates at each speed is shown on the below table.
Menu Setting
Sweep speed
/Sounding Rate
x3
3/1
x2
2/1
4
1/1
3
1/2
2
1/4
1
1/8
STOP
STOP
2. TO SET A-MODE
A-MODE
It is displayed on the right side of screen (between fish finder display and
depth calibration) and it’s width changes according to strength of reflected
signal. Strong response is indicated thick and weak signal is indicated thin.
ON: A-MODE is shown.
OFF:
A-MODE is canceled
3. TO SET AUTO RANGE/SHIFT
Auto Range/Shift
・
Set AUTO RNG/SFT on Menu 1.
RANGE: Depth range is automatically changed so that sea bottom
is always shown on the optimum position of
screen (lower half area).
SHIFT: Displayed range is automatically changed (shifted) so
that sea bottom is always shown on the optimum
position of screen (lower half area).
OFF: Auto Range and Auto Shift are cancelled.
Fast
Slow
Set sweep speed
on MENU 1.
Summary of Contents for HE-1500
Page 1: ......
Page 31: ...27 MENU CONTENTS AND FACTORY SETTING...
Page 34: ...30 CONNECTION WITH MAIN UNIT...
Page 38: ...34 HE 1500 1 Please make hole on the panel referring to below dimensional drawings...
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Page 45: ...41...
Page 46: ...42...
Page 47: ...43...
Page 49: ......