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Humminbird 798ci HD SI Combo User Manual

Humminbird 798ci HD SI Combo
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531836-1EN_A
Operations Manual
798ci HD SI Combo

Table of Contents

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Humminbird 798ci HD SI Combo Specifications

General IconGeneral
Power Output500 Watts (RMS)
GPSYes
Waypoints3000
Routes50
Tracks50
Power Output (Peak to Peak)4000 Watts
TemperatureYes
ChartplottingYes
Humminbird LakeMaster CompatibleYes
Navionics CompatibleYes
Power Input10-20 VDC
Waterproof RatingIPX7
Display Size5 inch
Sonar TypeSide Imaging, Dual Beam PLUS
Target Separation2.5 inch
Depth Capability1500 feet (Dual Beam PLUS), 100 feet (Side Imaging)
SpeedYes
TransducerIncluded

Summary

Power On

How Sonar Works

Side Imaging® Sonar

Provides a wide yet precise survey of water, including bottom topography and structure orientation.

DualBeam PLUS™ Sonar

Uses 200/83 kHz sonar with a wide (60°) coverage area for various conditions.

QuadraBeam PLUS™ Sonar

Provides an extremely wide 90° area of coverage with fan-shaped beams.

How GPS Works

What’s on the Sonar Display

Understanding the Sonar Display

Explains the significance of the display and how sonar returns are plotted.

Bottom Presentation

Describes how the unit charts depth changes to create a bottom contour profile.

What’s on the Side Imaging® Display

Understanding the Side Imaging® Display

Explains how Side Imaging technology produces the display images.

For Best Performance

Provides tips for interpreting the Side Imaging display.

What’s on the Down Imaging™ Display

Understanding the Down Imaging™ Display

Explains how Down Imaging technology produces display images.

Down Imaging™ Sensitivity

Controls how sonar returns appear on the display.

Views

Side Imaging® View

Shows a shadowed right- and left-looking view from the boat.

Down Imaging™ View

Uses high-definition profiling beams to produce detailed sonar data.

Sonar View

Presents a historical log of sonar returns.

Chart View

Shows cartography from built-in maps or optional SD card maps.

Introduction to Navigation

Waypoints, Routes, and Tracks

Explains stored positions for areas of interest and paths.

Navigate to a Waypoint or Position

Instructions for navigating to a cursor position or saved waypoint.

Man Overboard (MOB) Navigation

Activates navigation to an MOB waypoint for rescue.

Key Functions

POWER/LIGHT Key

Powers the system on/off and adjusts backlight/contrast.

MENU Key

Used to access the menu system.

GOTO Key

Initiates navigation to a waypoint or MOB function.

SD Memory Card Slots

Add Maps to Your Fishing System

Adds detailed charts from built-in or SD card maps.

Update Software

Instructions for updating control head software.

The Menu System

Start-Up Options Menu

Selects system modes like Normal, Simulator, or System Status.

PC Connect and Software Updates

Connects to a PC for software updates.

X-Press™ Menu

Sonar X-Press™ Menu

Provides shortcut to frequently-used Sonar settings.

Navigation X-Press™ Menu

Provides shortcut to frequently-used Navigation settings.

Alarms Menu Tab

Depth Alarm

Sounds when depth becomes equal to or less than the setting.

Off Course Alarm

Sounds if the boat moves off course by a set distance.

Sonar Menu Tab

Beam Select

Selects which sonar returns from the transducer are displayed.

Fish ID+™

Uses advanced signal processing to display fish symbols.

Transducer Select

Allows selection of the connected transducer.

Navigation Menu Tab

Current Track

Allows viewing, saving, or clearing the current track.

Waypoints

Allows viewing and managing saved waypoints.

Routes

Allows viewing and managing saved routes.

Chart Menu Tab

Chart Select

Chooses which chart to use from built-in or SD card maps.

Chart Detail Level

Selects how much chart detail is displayed.

Contour Lines

Sets whether water contour lines are visible or hidden.

Setup Menu Tab

User Mode

Sets the menu system to Normal or Advanced.

Select Readouts

Sets information to display in fixed-position data windows.

NMEA Output

Turns NMEA output on or off for data communication.

Troubleshooting

Fishing System Doesn’t Power Up

Troubleshooting steps for when the system does not power up.

Display Problems

Identifies and solves issues with display quality or information.

Finding the Cause of Noise

Identifies sources of electrical noise and interference.

700 Series™ Fishing System Accessories

QuadraBeam PLUS™ transducer

Access specialized functions with this transducer.

Universal Sonar 2

Supports an integrated transducer built into trolling motors.

Specifications

Glossary

Sonar Terms

Definitions of sonar-related terminology.

GPS & Navigation Terms

Definitions of GPS and navigation-related terminology.

Contact Humminbird®

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