Eagle FISHMARK 640C - Page 50

108 pages

Save Page as PDF

To Next Page

To Previous Page

Sonar Page showing full sonar chart mode.

Surface clutter

Bottom signal

Fish arches

In FasTrack, fish

arches show as

horizontal bars.

Depth scale

Digital data

overlay

(depth &

temperature)

Surface signal

Main Page

Table of Contents3
Read Me First7
Capabilities and Specifications: Fishmark ® 640C8
Seafinder ® 640C DF8
How Sonar Works10
How to Use this Manual: Typographical Conventions11
- Arrow Keys11
- Keyboard11
- Menu Commands11
- Instructions = Menu Sequences11
Section 2: Installation & Accessories13
Preparations13
Transducer Installation13
- Recommended Tools and Supplies14
- Selecting a Transducer Location15
- How Low Should You Go16
- Shoot-Thru-Hull Vs. Transom Mounting17
- Transom Transducer Assembly and Mounting18
- Trolling Motor Bracket Installation (Single-Frequency Only)25
- Transducer Orientation and Fish Arches26
- Shoot-Thru-Hull Preparation27
- Testing Determines Best Location28
- Shoot-Thru-Hull Installation30
Speed/Temperature Sensors32
Optional Speed Sensor Installation33
Power Connections35
- Mounting the Unit: Bracket, In-Dash or Portable37
- Bracket Installation38
- In-Dash Installation40
- Portable Installation40
Basic Sonar Operation43
Keyboard43
Power/Lights on and off44
Main Menu45
Basic Sonar Quick Reference51
Sonar Operations52
- Fish Symbols Vs. Full Sonar Chart56
- Other Free Training Aids56
Section 4: Sonar Options & Other Features59
ASP (Advanced Signal Processing)59
- To Change the ASP Level60
Alarms60
- Depth Alarms61
- Zone Alarm62
- Fish Alarm63
Backlight and Contrast Level64
Calibrate Speed65
Chart Speed66
Colorline67
Depth Cursor68
Depth Range - Automatic69
Depth Range - Manual70
Fastrack71
Fish I.D. (Fish Symbols & Depths)71
- To Turn the Fish I.D. Feature on73
Fishtrack73
- To Turn on Fishtrack73
Frequency (Change Transducer Frequency) (Seafinder Only)74
- To Change the Frequency Setting to 50 Khz75
- To Change the Frequency Setting to 200 Khz75
Hyperscroll75
Noise Rejection75
Overlay Data75
Ping Speed & Hyperscroll78
- To Change Ping Speed79
- To Adjust Sensitivity79
- To Turn off Hyperscroll80
Pop-Up Help80
Reset Options81
Reset Water Distance82
Set Keel Offset82
Sensitivity & Auto Sensitivity84
- Automatic Sensitivity84
- To Turn Auto Sensitivity Back on85
Set Language86
Software Version Information86
Sonar Chart Mode86
- To Change the Chart Mode Color Scheme87
Sonar Page & Sonar Chart Display Options87
- Full Sonar Chart87
- Split Zoom Sonar Chart88
- Digital Data/Chart89
Sonar Simulator91
Stop Chart92
Surface Clarity93
- To Adjust the Surface Clarity Level93
Transparency94
- To Adjust Menu Transparency Level95
Units of Measure95
Zoom & Zoom Bar96
Zoom Pan97
Section 5: Troubleshooting99
- Unit Won't Turn on99
- Unit Operates Only in Demo Mode99
- Unit Freezes, Locks Up, or Operates Erratically99
- Weak Bottom Echo, Digital Readings Erratic, or no Fish Signals100
- No Fish Arches When the Fish I.D. Feature Is off101
- Noise101
Section 6: Supplemental Material103
- How to Obtain Service106
- Accessory Ordering Information for All Countries107
- Shipping Information107
- Visit Our Website108

Eagle FISHMARK 640C - Page 50

Table of Contents

Related product manuals