Humminbird LCR 40.ID manual What Zoom Does, How To Use Zoom

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USING THE LCR

OPERATIONAL INSTRUCTIONS

Also, in the manual mode everything below the bottom is no longer blacked out, therefore a second return or double echo can be displayed if desired. (See figure 15). Also, the hardness of the bottom can be determined by the thickness of the bottom return. For example, a hard or rock bottom will give a wider bottom return as compared to a soft or muddy bottom. (See Figure 16).

You should also note that it's possible to have the sensitivity set too high such that reflection off of suspended matter or air bubbles will begin to blackout the display.

5.Zoom and Bottom Lock: You will find the Zoom feature of the LCR to be a very valuable tool. The zoom Range is controlled by the Range Up or Range Down buttons. Each time one of these buttons is depressed the zoom region will move one 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 wide group of bars at the right side of the display. On the LCR4-ID this zoom region is 15 feet wide. On the LCR40-ID the region size may be selected at 15 feet, 30 feet or 60 feet by pressing the Zoom Size button. On the 15 ft. zoom each dot represents 21/2 inches, on the 30 ft. zoom each dot is 5 inches and on the 60 ft. each dot is 10 inches.

What Zoom Does

The zoom feature on the LCR will allow you to look at underwater readings in very fine detail, and with the LCR's Total Screen Update you have the capability to zoom in on bottom, fish and structure, even after you have gone over the area.

How To Use Zoom

First position the Zoom Region (See Figure 17) next to the area that you want to expand by pressing the Range up or down button. Next, by pressing the Zoom button the zoom will be activated. You will notice that the

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Contents Page Table of Contents Transducer Mounting Options Transducer Mounting ProcedureTransom Mounting Procedure Page Page Page Inside Hull Mounting Procedure Page Installing the LCR Other Mounting Options Installing the CablesPage Test the Installation InstallationTheory of Operation IntroductionUsing the LCR Using the LCR What is Total Screen Update? Total Screen UpdateHow Does Total Screen Update Work? How To Use Total Screen UpdateLCR Operational InstructionsUsing the LCR Automatic or Manual Mode What Zoom Does How To Use ZoomBottom Lock Some Additional Things You Should Know About ZoomBottom Alarm Fish AlarmUsing the LCR Reading will not be seen while in the manual mode Some additional things you should know about the LCR Additional InformationCaring for Your LCR Step Learning to USE Your LCRUsing the LCR Using the LCR Learning to Read the Display Using the LCR Maintenance Maintenance and WarrantyNothing happens when I turn the unit on TroubleshootingThere is no bottom reading visible on the display Unit comes on before I press POWER, and wont turn off Humminbird ONE Year Full Warranty Service Policy Customer Support