Raymarine DSM25 Specifications download pdf (Page 3)

Contents

Important Information .........................................................................................7

Intended Use .................................................................................................. 7

Safety Notices ............................................................................................... 7

EMC Conformance ................................................................................. 8

Product Disposal ............................................................................................. 9

Conventions .................................................................................................10

Technical Accuracy ........................................................................................ 10

Warranty .......................................................................................................10

Chapter 1: Overview ..........................................................................................11

1.1 Introduction .........................................................................................11

1.2 What the Sounder Displays .................................................................. 12

1.3 How the Fishfinder Works .................................................................... 13

Interpreting the Bottom Structure ......................................................13

How Targets are Displayed ................................................................... 14

1.4 How to Use this Handbook ...................................................................15

Chapter 2: DSM25 Installation ..........................................................................17

2.1 Introduction .........................................................................................17

Planning the Installation ...................................................................... 17

2.2 Unpacking and Inspecting the Components ......................................... 17

2.3 Optional Equipment ............................................................................. 18

2.4 Selecting Sounder Module Mounting Location ....................................18

2.5 Mounting the Sounder Module ........................................................19

2.6 Cable Runs ........................................................................................... 21

2.7 System Connections .............................................................................22

Display Connection .............................................................................. 22

Transducer Connection ........................................................................ 22

Chapter 3: Using the Sounder Module .............................................................23

3.1 Introduction .........................................................................................23

3.2 Selecting the Display Page .................................................................... 24

Using the Course Deviation Indicator (CDI) .................................. 27

Selecting a Split Window ............................................................. 27

3.3 Adjusting the Display ........................................................................... 28

Range Shift .................................................................................. 28

Soft Key Selections ............................................................................... 29

3.4 Fishfinder Settings .............................................................................. 29

Gain Modes ....................................................................................... 29

Auto Gain ....................................................................................30

Color Gain ...................................................................................... 30

TVG (Time Variable Gain) ............................................................... 30

Manually Adjusting the Gain Modes ..............................................30

81254.book Page 3 Monday, March 6, 2006 2:29 PM

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Raymarine DSM25 Specifications Page 3