Table Of Contents - Humminbird 748 3D Operation Manual

Table of Contents

Power On the Unit
How Sonar Works
3D Sonar .................................................................................................................... 4
2D Sonar .................................................................................................................... 5
What's on the 3D Sonar Display
What's on the 2D Sonar Display
Understanding the 2D Sonar Display .................................................................... 10
Real Time Sonar (RTS™) Window .......................................................................... 10
SwitchFire™ ............................................................................................................ 11
Freeze Frame and Active Cursor.............................................................................. 11
Instant Image Update .............................................................................................. 11
Bottom Presentation ................................................................................................ 12
Views
3D Sonar View.......................................................................................................... 16
2D Sonar View.......................................................................................................... 18
2D/3D Sonar Combo View ...................................................................................... 19
6-Beam Sonar View ................................................................................................ 20
2D Zoom View.......................................................................................................... 21
2D Big Digits View .................................................................................................. 22
What's on the 700 Series™ Control Head
Key Functions
POWER/LIGHT Key .................................................................................................. 24
VIEW Key.................................................................................................................. 25
MENU Key ................................................................................................................ 25
4-WAY Cursor Control Key ...................................................................................... 25
EXIT Key.................................................................................................................... 26
Accessory Bus
The Menu System
i
1
2
6
8
14
23
24
27
28