98x_Manual_531376-1_A.qxd 2/23/2005 11:39 AM Page 5

TABLE OF CONTENTS

Fish ID Sensitivity

61

Real Time Sonar (RTS®) Window

61

Bottom View

62

Zoom Width (Sonar Zoom View only)

62

50 kHz Sensitivity (Advanced)

63

Depth Lines (Advanced)

63

Surface Clutter (Advanced)

63

Noise Filter (Advanced)

63

Max Depth (Advanced)

64

Water Type (Advanced)

64

Color Bar

64

Temperature Graph (Sonar View only, with Temperature input)

65

Navigation Menu Tab (987c SI Combo models only)

65

Tracks

66

Waypoints

66

Routes

66

Chart Orientation

67

North Reference

67

Trolling Grid Rotation

67

Trackpoint Interval

67

Track Min Distance (Advanced)

68

Map Datum (Advanced)

68

Export All Nav Data (Advanced)

68

Delete All Nav Data (Advanced)

68

Chart Menu Tab (987c SI Combo models only)

69

Chart Detail Level

69

Map Borders

69

Lat/Lon Grid

70

Spot Soundings

70

Shaded Depth

70

Set Simulation Position (Advanced)

70

Set Map Offset (Advanced)

71

Clear Map Offset (Advanced)

71

Alarms Menu Tab

71

Depth Alarm

72

Fish ID Alarm

72

Low Battery Alarm

72

Temp Alarm

72

Off Course Alarm (987c SI Combo models only)

73

Arrival Alarm (987c SI Combo models only)

73

Drift Alarm (987c SI Combo models only)

73

Alarm Tone

74

Setup Menu Tab

74

Units - Depth

75

Units - Temp (International only)

75

Units - Distance (With Speed Input only)

75

Units - Speed (With Speed Input only)

75

User Mode

76

Language (International only)

76

Triplog Reset (With Speed Input only)

76

Restore Defaults

76

Select Readouts (Advanced)

77

Depth Offset (Advanced)

78

Temp Offset (Advanced)

78

Speed Calibration (Advanced, with Speed Paddlewheel only)

79

Local Time Zone (Advanced, 987c SI Combo models only)

79

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Image 5
Humminbird 981 manual Alarms Menu Tab, Setup Menu Tab