Surface Clutter ........................................................................................................................89
SwitchFire™ ............................................................................................................................89
Fish ID+™................................................................................................................................90
Fish ID Sensitivity....................................................................................................................90
Real Time Sonar (RTS™) Window ........................................................................................91
Sonar Colors ............................................................................................................................91
Bottom View............................................................................................................................91
Zoom Width
(Sonar Zoom View only)
......................................................................................92
50 kHz Sensitivity
(Advanced, XD Sonar only [858c HD XD and 958c HD XD)
......................92
83 kHz Sensitivity
(Advanced, DualBeam PLUS™ Sonar only [858c HD, 958c HD,
898c HD SI, 998c HD SI])
....................................................................................................92
455 kHz Sensitivity
(Advanced, Down Imaging™ Views only [858c HD DI, 958c HD DI])
......92
455 kHz Sensitivity
(Advanced, with optional-purchase QuadraBeam PLUS™ transducer)
....92
Depth Lines
(Advanced)
..........................................................................................................93
SI Range Lines
(Advanced, Side Imaging® View only [898c HD SI and 998c HD SI)
..............93
SI Readouts
(Advanced, Side Imaging® View only [898c HD SI and 998c HD SI)
..................94
Noise Filter
(Advanced)
............................................................................................................94
Max Depth
(Advanced)
............................................................................................................94
Water Type
(Advanced)
..........................................................................................................95
Digital Depth Source
(Advanced, Down Imaging™ models
with optional-purchase transducers only [858c HD DI and 958c HD DI)
............................95
Connected Transducer............................................................................................................96
DI Pings
(Advanced, Down Imaging™ View and Chart/Down Combo View only)
..................96
Color Bar..................................................................................................................................97
Temperature Graph
(Sonar View only, with Temperature input)
............................................97
DI Colors
(858c HD DI, 958c HD DI, 898c HD SI and 998c HD SI only)
..................................97
Down Imaging™ Beam Width
(Advanced, 898c HD SI and 998c HD SI only)
......................97
Navigation Menu Tab
98
Current Track ..........................................................................................................................98
Waypoints, Routes, Tracks
(Waypoint Management Dialog Box)
........................................99
Waypoint Settings ..................................................................................................................99
Saved Tracks Defaults ............................................................................................................99
Chart Orientation ..................................................................................................................100
Casting Rings ........................................................................................................................100
North Reference....................................................................................................................100
Waypoint Proximity Flags
(Advanced)
..................................................................................100
Waypoint Decluttering
(Advanced)
......................................................................................101
Trolling Grid Rotation............................................................................................................101
Trackpoint Interval ................................................................................................................101
Track Min Distance
(Advanced)
............................................................................................101
Track Color Range ................................................................................................................101
Map Datum
(Advanced)
........................................................................................................102
North-Up Indicator................................................................................................................102
Course Projection Line..........................................................................................................102
3D View Outline ....................................................................................................................102
Continuous Navigation Mode..............................................................................................102
SI Navigation
(Side Imaging® models only [898c HD SI and 998c HD SI])
..........................102
vii
Table of Contents
Summary of Contents for 858 HD DI
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