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Contents
Echo sounding – How it works (inside front cover)
FishFinder L470 – Features and functions i
For information and service ii
1 Introduction 1
About the FishFinder L470 1
System Components 2
Standard Equipment 2
Standard Transducers 2
Optional Accessories 2
2 Installation 4
About the Transducer 4
Selecting the Correct Type of Transducer 5
Assembling the Transducer Bracket 6
Positioning the Transom-Mount Transducer 6
Mounting the Transom-Mount Transducer 9
Mounting the Optional Sidelooker Transducer -
Transom-Mount Installation 10
Installation Notes – Thru-Hull Transducer 11
Installation Notes – In-Hull Transducer 12
Installation Notes – Trolling Motor Transducers 13
Installation Notes –
Transducer for Speed and Temperature Only 14
EMC Installation Guidelines 14
Mounting the Display Unit – Standard Mount 16
Dismounting the Display Unit 16
Mounting the Display Unit – Flush Mount 18
Installing the Transducer Cable 19
Installing the Transducer Cable – Sidelooker Option 21
Installing the Transducer Cable –
Separate Speed and Temperature Sensors 21
Making the DC Power Connections 22
Calibrating the Sensors 24
3 Operating Instructions 26
Controls on Display Panel 26
Turning the Power On and Off 28
Setup Memory 28