Humminbird 777c2 - Manual (Page 3)

ii
How Sonar Works 1
DualBeam PLUS™ Sonar .......................................................................................................... 3
QuadraBeam PLUS™ Sonar (with optional-purchase QuadraBeam PLUS™ transducer) ........ 4
WideSide® Sonar (with optional-purchase WideSide® transducer) .......................................... 5
Universal Sonar 2 ...................................................................................................................... 6
What’s On the Display 7
Views 9
Sonar View .............................................................................................................................. 10
Understanding Sonar History.................................................................................................. 11
Real Time Sonar (RTS®) Window ............................................................................................ 12
Freeze Frame and Cursor ........................................................................................................ 12
Bottom Presentation ................................................................................................................ 13
Sonar Zoom View .................................................................................................................... 15
200/83 kHz Split Sonar View .................................................................................................. 16
Big Digits View ........................................................................................................................ 17
Circular Flasher View .............................................................................................................. 18
Side Beam View (with optional-purchase QuadraBeam PLUS™ transducer).......................... 19
WideSide® View (with optional-purchase WideSide® transducer) .......................................... 22
Key Functions 23
POWER/LIGHT Key .................................................................................................................. 23
VIEW Key ................................................................................................................................ 23
MENU Key .............................................................................................................................. 24
4-WAY Cursor Control Key ...................................................................................................... 24
EXIT Key .................................................................................................................................. 25
Accessory Bus 26
Powering Up the Unit 27
The Menu System 28
Start-Up Options Menu 30
Normal Operation .................................................................................................................... 30
Simulator ................................................................................................................................ 31
System Status ........................................................................................................................ 32
Self Test .................................................................................................................................... 32
Accessory Test ........................................................................................................................ 33
PC Connect (with PC Connect Cable Only) .............................................................................. 33
Table of Contents
531526-1_A - 747c_&_777c2_Man_Eng.qxp 10/2/2006 1:40 AM Page 3