Document Outline

• SAFETY INSTRUCTIONS
• TABLE OF CONTENTS
• FOREWORD
  • A Word to GP-1850DF/1850F Owners
  • Features
• SYSTEM CONFIGURATION
• 1. OPERATIONAL OVERVIEW
  • 1.1 Display Unit Controls
  • 1.2 Remote Controller
  • 1.3 Inserting Mini Chart Card
  • 1.4 Turning the Power On/Off
  • 1.5 Adjusting Tone and Brilliance
  • 1.6 Plotter Displays
  • 1.7 Sounder Displays
  • 1.8 Menu Operation, Soft Keys
  • 1.9 Demonstration Display
• 2. VIDEO SOUNDER OPERATION
  • 2.1 Principle of Operation
  • 2.2 Sounder Display Description
  • 2.3 Plotter/Sounder Display
  • 2.4 Dual-frequency Display
  • 2.5 Automatic Sounder Operation
  • 2.6 Manual Sounder Operation
  • 2.7 Measuring Depth
  • 2.8 Suppressing Interference
  • 2.9 Suppressing Low Level Noise
  • 2.10 Erasing Weak Echoes
  • 2.11 White Marker
  • 2.12 Selecting Picture Advance Speed
  • 2.13 Selecting Background and Echo Colors
  • 2.14 Alarms
  • 2.15 Interpreting the Display
• 3. PLOTTER DISPLAYS
  • 3.1 Presentation Modes
  • 3.2 Cursor
  • 3.3 Shifting the Display
  • 3.4 Selecting Chart Scale/Range
  • 3.5 Mini Chart Cards
  • 3.6 Navigation Data Display
  • 3.7 Steering Display
  • 3.8 Highway Display
  • 3.9 Changing Operation Mode
  • 3.10 Navigation Trip Distance
• 4. TRACK
  • 4.1 Displaying Track
  • 4.2 Stopping/Restarting Plotting of Track
  • 4.3 Changing Track Color
  • 4.4 Track Plotting Method, Interval
  • 4.5 Changing Track Memory Capacity
  • 4.6 Erasing All Track
• 5. MARK
  • 5.1 Entering Marks
  • 5.2 Changing Mark Attributes
  • 5.3 Changing Mark Size
  • 5.4 Erasing Marks
  • 5.5 Displaying Track and Mark Points
• 6. WAYPOINTS
  • 6.1 Entering Waypoints
  • 6.2 Erasing Individual Waypoints
  • 6.3 Changing Waypoint Data
  • 6.4 Waypoint Mark Size
  • 6.5 Changing Waypoint Position on the Plotter Display
  • 6.6 Searching Waypoints
• 7. ROUTES
  • 7.1 Entering Routes
  • 7.2 Connecting Routes
  • 7.3 Inserting, Removing Waypoints
  • 7.4 Creating Track-based Routes
  • 7.5 Erasing Routes
• 8. NAVIGATION
  • 8.1 Navigating to "Quick Points"
  • 8.2 Navigating to Waypoints (waypoint list)
  • 8.3 Navigating to Ports, Port Services
  • 8.4 Following a Route
  • 8.5 Cancelling Navigation
• 9. PLOTTER ALARMS
  • 9.1 Introduction
  • 9.2 Audio Alarm On/Off
  • 9.3 Arrival Alarm
  • 9.4 Anchor Watch Alarm
  • 9.5 XTE (Cross Track Error) Alarm
  • 9.6 Speed Alarm
  • 9.7 Proximity Alarm
  • 9.8 Alarm Information
• 10. SAVING AND LOADING DATA TO/FROM MEMORY CARD
  • 10.1 Formatting Memory Cards
  • 10.2 Saving Data to Memory Card
  • 10.3 Loading Data from Memory Card
• 11. CUSTOMIZING YOUR UNIT
  • 11.1 CHART SETUP OPTIONS menu
  • 11.2 DISPLAY OPTIONS menu
  • 11.3 GPS/DGPS/TD OPTIONS menu
  • 11.4 SOUNDER SETUP OPTIONS menu
  • 11.5 CONFIGURATION menu
• 12. USING C-MAP NT MODEL
  • 12.1 Inserting Chart Card
  • 12.2 Cursor and Data Display
  • 12.3 Tidal Information
  • 12.4 Navigating to Ports, Port Services
  • 12.5 Setting Chart Setup Options
  • 12.6 Selecting Chart Scale/Range
  • 12.7 Displaying Program Number
• 13. MAINTENANCE & TROUBLESHOOTING
  • 13.1 Maintenance
  • 13.2 Replacement of Fuse, Battery
  • 13.3 Simple Troubleshooting
  • 13.4 Error Messages
  • 13.5 Diagnostic Tests Memory, I/O port test
  • 13.6 Clearing Memories
• APPENDIX
  • Menu Tree
  • Loran C Chains
  • Decca Chains
  • World Time
  • Geodetic Chart List
• SPECIGICATIONS
• INDEX
• Declaration of Conformity