User ManualTable of ContentsSAFETY INSTRUCTIONS2TABLE OF CONTENTS3FOREWORD7SYSTEM CONFIGURATIONS91. OPERATIONAL OVERVIEW121.1 Operating Controls121.2 Inserting a Chart Card151.3 Turning the Unit On/Off161.4 Display Brilliance, Panel Brilliance, Hue171.5 Selecting a Display191.6 Trackball, Cursor231.7 Entering the MOB Mark, Setting MOB as Destination241.8 Data Boxes251.9 Function Keys261.10 Simulation Display272. RADAR OPERATION302.1 Radar Display302.2 Transmitting, Stand-by302.3 Tuning312.4 Adjusting the Gain312.5 Reducing Sea Clutter322.6 Reducing Precipitation Clutter332.7 Range Scale342.8 Pulselength342.9 Presentation Mode352.10 Measuring the Range372.11 Measuring the Bearing392.12 Erasing the Heading Line, North Marker402.13 Reducing Noise Interference402.14 Rejecting Radar Interference402.15 Zoom412.16 Shifting the Picture432.17 Using the Offset EBL442.18 Echo Trails462.19 Echo Stretch482.20 Echo Averaging492.21 Outputting TLL Data502.22 Guard Alarm512.23 Watchman522.24 Suppressing Second-trace Echoes532.25 Waypoint Marker542.26 ARP, TTM Operation552.27 Interpreting the Radar Display633. PLOTTER OPERATION663.1 Plotter Displays663.2 Presentation Mode733.3 Shifting the Display743.4 Chart Scale743.5 Chart Cards743.6 Working with Track833.7 Marks, Lines883.8 Waypoints913.9 Routes983.10 Navigation1043.11 Alarms1123.12 Resetting Trip Distance1204. VIDEO SOUNDER OPERATION1224.1 Sounder Displays1224.2 Automatic Sounder Operation1274.3 Manual Sounder Operation1284.4 Measuring Depth, Time1304.5 Reducing Interference1304.6 Reducing Low Level Noise1314.7 Erasing Weak Echoes1324.8 White Marker1334.9 Picture Advance Speed1334.10 Display Colors1354.11 Alarms1364.12 Water Temperature Graph1404.13 Changing Pulse Repetition Rate1404.14 Saving Sounder Picture to an SD Card1404.15 Interpreting the Sounder Display1415. AIS OPERATION1445.1 Turning AIS Feature On/Off1445.2 AIS Symbols1465.3 Setting Number of AIS Targets to Display1465.4 Activating Targets1475.5 Displaying Target Data1475.6 Lost Target1485.7 Setting CPA and TCPA1485.8 Proximity Alarm1495.9 Showing, Hiding AIS Target Tracks1505.10 Choosing Vector Time1505.11 Displaying Past Positions of AIS Targets1516. DATA TRANSFER1526.1 Memory Card Operations1526.2 Uploading, Downloading Data1556.3 Loading Waypoint Data from Yeoman1586.4 Receiving Data Via Network Equipment1596.5 Outputting Data Through the Network1607. CUSTOMIZING YOUR UNIT1627.1 General Setup1627.2 Radar Setup1657.3 Plotter Setup1717.4 Chart Setup1747.5 Data Boxes Setup1817.6 Hot Page Setup1827.7 Navigator Setup1837.8 Nav Data Display Setup1907.9 Sounder Setup1917.10 Nav Graphic Display Setup1988. MAINTENANCE, TROUBLESHOOTING2008.1 Preventive Maintenance2008.2 Replacement of Batteries2018.3 Replacement of Fuse2018.4 Replacing the Magnetron2028.5 Replacing the Synchro Belt (1824C only)2028.6 Trackball Maintenance2028.7 Simple Troubleshooting2038.8 Diagnostics2068.9 GPS Status Display2118.10 Clearing Memories2128.11 Error Messages213APPENDIX214SPECIFICATIONS226INDEX232Declaration of Conformity236Size: 3.81 MBPages: 239Language: EnglishOpen manual