L750 Fishfinder: Installation and Operation Handbook
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chart speed, the display has more space on the display to show this
section, so it can include more detail. Using a slower chart speed, this
same information is displayed in a smaller horizontal space.
A faster chart speed setting shows more detail on the bottom. You will
probably want to use a faster setting when you are looking for fish.
A slower chart speed setting shows a longer record of the bottom you
pass over. Any fish detected will stay on the display longer.
To change the setting, press the Menu button, then select the Soft Key
for Chart Speed setting. Use the up- and down-controls on the Trackpad
to change the setting. Making the bar longer increases the chart speed.
If you move the bar all of the way down, the Fishfinder will “freeze” and
hold the current display. (The depth indicator will continue to update.)
Log Reset
The “log” measures how far the boat has traveled through the water.
The log feature on this unit records the distance traveled since the power
was turned on, or since it was last reset. This number appears in the
upper left corner of the display. On a digital display, the log reading will
be presented as a large number. You can reset the log at any time by
pressing the Menu button, then selecting the Soft Key for Log Reset.
Elapsed Time Reset
This Soft Key is only visible when the unit is in the Digital display mode.
You can reset the elapsed time using this button.
System Setup Menu
If you press the Menu button, selecting the fourth Soft Key will bring you
directly to the System Setup menu. This means that you can reach this
display, make a change, then return to the normal display quickly.
Figure 4-3 shows the items in this display.
To change one of the items, use the up- and down-controls on the
Trackpad to move up or down in the display. This will highlight an area
on the display where the unit is ready to make a change. (This is like the
“cursor” on a computer.)
Once you have moved to the correct line, press the left- or right-controls
on the Trackpad to change the entry. If you want to save the changes,
press the Enter button to leave the menu. If you want to leave without
saving the changes, press the Clear button. (Notice that you must press
one of these buttons to leave the menu. When you choose the System
Setup menu, the unit will not return to the normal display automatically.)