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EchomasterMarine HE-770 User Manual

EchomasterMarine HE-770
51 pages
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EchomasterMarine HE-770 Specifications

General IconGeneral
BrandEchomasterMarine
ModelHE-770
CategoryFish Finder
LanguageEnglish

Summary

Safety Precautions

General Safety Warnings

Covers high voltage, installation firmness, navigation use, flammable materials, power supply, disassembly, and wet hands.

Product Features

Technical Specifications

Unit Installation Guide

Mounting and Securing the Unit

Instructions for firmly installing the unit, including positioning, bracket attachment, and securing the unit.

Built-in Installation Procedure

Unit Connectivity

Connecting Transducer, Sensor, and Power

Diagram showing connections for transducer, optional temp sensor, NMEA input/output, and battery power.

Transducer Installation Methods

Inside-Hull Transducer Installation

Thru-Hull Transducer Installation

Inside Case Transducer Installation

NMEA Connectivity Diagram

Control Key Operations

Front Panel Key Functions

Details the function of each button on the front panel, including Power, Brightness, Zoom, User, Direction, Auto, Menu, Clutter, Shift, Gain, and Range.

Display Screen Elements

Understanding Displayed Data

Explains various display elements like frequency, gain, depth marker, fish school, sea bottom, and NMEA data.

Basic Unit Operations

Power On/Off Control

Instructions on how to turn the unit ON and OFF, including precautions during engine start.

Screen Brightness Adjustment

Brightness Key Operation

Guides on using the Brightness key to increase or decrease screen brightness.

Clutter Adjustment

Clutter Key for Clarity

Explains how to use the Clutter key to adjust color for better fish school detection by removing weak echoes.

Display Range Shifting

Shift Key Operation

Describes how to shift the display range to focus on shallow or deep water targets.

Sensitivity (Gain) Adjustment

Gain Key Operation

Details on adjusting sensitivity for optimal detection of sea bottom and fish schools, including 1st and 2nd echo.

Depth Range Selection

Range Key Operation

Instructions for setting the depth display range from 0-3m up to 0-1000m.

Zoom Mode Selection

Zoom Key Operation

Explains the three zoom modes: bottom lock, automatic, and manual expansion.

Auto Function Control

Auto Key Operation

How to enable/disable automatic functions like Auto Gain and Auto Range.

Menu Navigation and Setup

Menu Options and Meanings

Menu 2 Settings Explained

Navigating the Menu System

Menu Function Details

Menu 2: System Menu - System Reset

Instructions for resetting the unit to factory default settings.

Troubleshooting and Safety

Common Problems and Solutions

Lists common issues like power failure, no display, or no fish/bottom display, with their causes and remedies.

Image Display and Noise Issues

Troubleshooting Image and Noise

Addresses problems with displaying fish/bottom and reducing noise from sensitivity or interference.