8. Zoom: You will find the Zoom feature if the LCR3000 to be a very valuable
too. The Zoom Range is controlled by the set and (upper arrow sign) or
(lower arrow sign) Buttons. Each time one of these buttons is depressed to
zoom regions will move on division. If the button is held down the region
will continue to move as long as the button is held down.
The zoom region is indicated by the group of bars at the right side of the
display (see fig. 14). This region may be selected as 15 ft., 30 ft. or 60 ft. by
pressing the 15/30/60 range button. Note: On the 0 to 30 ft. scale only a 15 ft.
zoom scale can be selected, and on the 0-60ft. scale only the 15 ft. or 30 ft.
zoom scale can be selected.
The table below shows the resolution at each zoom range:
Zoom Range
Each Dot
15 ft.
3 inches
30 ft.
6 inches
60 ft.
1 ft.
What Zoom Does
The zoom feature on the LCR3000 will allow you to look at underwater
readings in very fine detail and with the LCR3000’s Total Screen Update you
have the capability to zoom in on the bottom, fish and structure, even after you
have gone over an area.
How To Use Zoom
First, position the Zoom Region (see fig.15) next to the area that you want
to expand by pressing the set and up (upper arrow sign) or down (lower arrow
sign) button. Next, by pressing the Zoom On/Off button the Zoom will be
