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Humminbird LCR 3004 User Manual

Humminbird LCR 3004
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Humminbird LCR 3004 Specifications

General IconGeneral
Display Size4 inches
Operating Frequency200 kHz
Power Output300 Watts (RMS)
Depth Capability600 feet
Frequency200 kHz
DisplayLCD
Beam Angle20 degrees

Summary

Transducer Mounting Procedures

Transom Mounting Procedure

Detailed step-by-step instructions for installing the transducer on the boat's transom.

Alternative Mounting Methods

Covers inside hull, trolling motor, and bronz thru-hull transducer installation procedures.

Inside Hull Mounting

Mounting Cautions

Important warnings and considerations for proper transducer installation.

LCR Unit Installation

Mounting the Unit

Instructions for physically mounting the LCR unit onto a surface.

Installing Cables and Connectors

Guidance on connecting the power and transducer cables to the LCR unit.

Operating the LCR 3004

Power, Light, and Depth Settings

Controls for unit power, display lighting, and depth range adjustments.

Sensitivity and Alarms

Adjusting sensitivity and configuring audible fish and bottom alarms.

Display Features

Using features like Stop/Resume, adjusting display speed, and digital readings.

Reading the LCR Display

Interpreting Sonar Returns

Understanding bottom contours, fish, and structure on the sonar display.

Identifying Display Elements

Recognizing surface clutter, fish close to the bottom, and other indicators.

Reading Bottom Types and Thermoclines

Identifying brush, timber, and temperature changes on the display.

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