Table of Contents

900 Series™ Introduction

1

How the 900 Series™ Works

1

High Definition Side Imaging Sonar

2

DualBeam PLUS™ Sonar

3

QuadraBeam PLUS™ Sonar (optional-purchase QuadraBeam PLUS™ transducer only)

3

Universal Sonar 2

4

How GPS and Cartography Work

4

Multi-Media Card (MMC)/SD Slot

5

Software Updates

5

Accessory Bus

6

Installation Overview

6

Control Head Installation

7

Gimbal Mounting the Control Head

7

Connecting the Control Head Power Cable to the Boat

12

Transducer Installation

13

Transom Transducer Installation

14

Trolling Motor Transducer Installation

19

Trolling Motor Transducer Options

19

Test and Finish the Transducer Installation

20

GPS Receiver Installation

21

Stem Mounting with an Existing 1" - 14 Thread Stem

21

Access Under Mounting Location

22

No Access Under Mounting Location

23

Finish Routing the Cable and Check GPS Receiver Operation

23

Testing the System Installation

24

Getting Started - Using Your 900 Series™

25

Powering Up the Control Head

25

What’s on the Sonar Display

26

Understanding Sonar History

27

Real Time Sonar (RTS®) Window

27

Sonar Bottom Presentation

28

Understanding Side Imaging

29

What’s on the Side Imaging Display

30

Side Imaging Technology: How It Works

31

Side Imaging: On the Water Interpretation

31

Key Functions

34

POWER/LIGHT Key

34

VIEW Key

35

MENU Key

35

4-WAY Cursor Control Key

36

View Preset Keys

36

EXIT Key

36

INFO Key

37

MARK Key

37

GOTO Key

37

ZOOM (+/-) Keys

38

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Humminbird 900 Series, 997c Combo manual Table of Contents