Humminbird 778C HD, 778C HD XD Power On, How Sonar Works, What’s on the Sonar Display, Views, What’s on the 700 Series™ Control Head, Key Functions

Table of Contents
Power On	1
How Sonar Works	2
DualBeam PLUS™ Sonar (DualBeam PLUS™ models only [778c HD]) ............................	4
Xtreme Depth Sonar (Xtreme Depth Series™ models only [778c HD XD]) ........................	5
QuadraBeamPLUS™ Sonar (with optional-purchase QuadraBeam PLUS™transducer) ......	6
WideSide® Sonar (with optional-purchase WideSide® transducer) ..................................	7
Universal Sonar 2 (compatible w/ optional-purchase Minnkota trolling motors) ................	8
Dual Beam Ice Transducer (with optional-purchase XI 9 20 Ice Transducer)....................	9
What’s on the Sonar Display	10
Understanding the Sonar Display .........................................................................	12
Real Time Sonar (RTS™) Window .........................................................................	12
Sonar Colors and Bottom View .............................................................................	13
SwitchFire™ ..........................................................................................................	15
Freeze Frame and Active Cursor.............................................................................	15
Instant Image Update............................................................................................	15
Views	16
Sonar View ............................................................................................................	18
Sonar Zoom View ..................................................................................................	19
Split Sonar View ....................................................................................................	20
Big Digits View ......................................................................................................	21
Circular Flasher View ............................................................................................	22
Side Beam View (with optional-purchase QuadraBeam PLUS™ transducer)....................	27
WideSide® View (with optional-purchase WideSide® transducer) ..................................	31
What’s on the 700 Series™ Control Head	32
Key Functions	33
POWER/LIGHT Key ................................................................................................	33
VIEW Key................................................................................................................	33
MENU Key..............................................................................................................	34
4-WAY Cursor Control Key .....................................................................................	34

i