Table of Contents

Testing the System Installation

38

Power On the Control Head

39

What’s on the Control Head

39

Key Functions

40

POWER/LIGHT Key................................................................................................................

40

VIEW Key ...............................................................................................................................

40

MENU Key ............................................................................................................................

40

4-WAY Cursor Control Key (RIGHT,LEFT, UP,or DOWN Cursor Keys) ................................

41

VIEW PRESET Keys ..............................................................................................................

41

EXIT Key ................................................................................................................................

41

INFO Key ...............................................................................................................................

42

MARK Key...............................................................................................................................

42

GOTO Key ...............................................................................................................................

42

ZOOM (+/-) Keys ..................................................................................................................

42

Multi-Media Card (MMC)/SD Slots

43

Add Maps to Your Fishing System ........................................................................................

43

Update Software ..................................................................................................................

44

Export Navigation Data ..........................................................................................................

44

What’s on the Sonar Display

45

Understanding the Sonar Display..........................................................................................

46

Real Time Sonar (RTS™) Window ........................................................................................

46

SwitchFire™ ............................................................................................................................

46

Freeze Frame and Active Cursor............................................................................................

47

Instant Image Update ............................................................................................................

47

Sonar Bottom Presentation....................................................................................................

47

What’s on the Side Imaging® Display (898c SI and 998c SI only)

48

Understanding the Side Imaging® Display ..........................................................................

49

Side Imaging® Frequencies and Coverage............................................................................

50

For Best Performance ............................................................................................................

51

On the Water Interpretation ..................................................................................................

51

Views

53

Side Imaging® View (898c SI and 998c SI only) ....................................................................

55

Down Imaging™ View (898c SI and 998c SI only) ................................................................

56

Sonar View ..............................................................................................................................

57

Sonar Zoom View....................................................................................................................

58

Split Sonar View......................................................................................................................

59

Snapshot and Recording View (optional-purchase MMC/SD card required) ........................

60

Side Beam View (optional-purchase QuadraBeam PLUS™ transducer required) ..................

65

Bird’s Eye View........................................................................................................................

67

Chart View ..............................................................................................................................

68

Combo Views ..........................................................................................................................

69

Combo Views: Functions ........................................................................................................

69

Side Imaging/Sonar Combo View (898c SI and 998c SI only) ..............................................

69

Chart/Bird’s Eye Combo View................................................................................................

70

Chart/Chart Combo View ......................................................................................................

70

Chart/Sonar Combo View ......................................................................................................

71

Chart/Side Imaging Combo View (898c SI and 998c SI only) ..............................................

71

Down Imaging™/Side Imaging® Combo View (898c SI and 998c SI only) ..........................

72

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