Raymarine C-Series Reference Manual page 8

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Chapter 7: Using the Fishfinder ............................................................................ 7-1
7.1 Introduction .......................................................................................................7-1
7.2 How does the Fishfinder work? ..........................................................................7-1
7.3 What can the fishfinder show me? .....................................................................7-2
How do I interpret the bottom structure? .....................................................7-3
How are targets displayed? ..........................................................................7-4
How do I see a live image? ...........................................................................7-5
7.4 How can I enhance what I see? ..........................................................................7-7
How do I change the range? ........................................................................7-7
How do I shift the image? ............................................................................7-7
7.1 How can I enhance what I see? ..........................................................................7-7
How do I change the range? ........................................................................7-7
How do I shift the image? ............................................................................7-7
How do I zoom in on the bottom? ................................................................7-8
How do I simplify the bottom image? .........................................................7-10
How can I isolate bottom fish? ...................................................................7-12
How do I change how the image scrolls? ...................................................7-14
How do I change how the depth digit is displayed? ....................................7-15
7.5 How do I mark a position? ...............................................................................7-16
7.6 How do I determine depths and distances of targets? .....................................7-18
Using VRMs ...............................................................................................7-19
7.7 What alarms does my fishfinder have? ............................................................7-20
7.8 How do I set up my fishfinder? .........................................................................7-21
Transducer Calibration ...............................................................................7-21
DSM Setup .................................................................................................7-23
Controlling the image ................................................................................7-24
7.9 What other settings affect the fishfinder image? .............................................7-25
What are the operating frequency modes? ................................................7-25
What gain modes are available? ................................................................7-26
How do I adjust the power setting? ............................................................7-27
Chapter 8: Maintenance & Troubleshooting ...................................................... 8-1
8.1 Introduction .......................................................................................................8-1
8.2 What maintenance can I do? .............................................................................8-1
Servicing and Safety .....................................................................................8-1
What routine checks should I do? ................................................................8-1
How do I clean the display? ..........................................................................8-2
C-Series Reference Manual