Furuno FR-8252 EN - Manual (Page 8)

TABLE OF CONTENTS
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1.22 Zoom ....................................................................................................................... 1-27
1.22.1 How to zoom ............................................................................................. 1-27
1.22.2 Zoom mode ............................................................................................... 1-28
1.23 Echo Stretch............................................................................................................ 1-29
1.24 Echo Averaging ....................................................................................................... 1-30
1.25 Target Trails ............................................................................................................ 1-31
1.25.1 Starting, stopping trails............................................................................... 1-31
1.25.2 Trail mode ................................................................................................. 1-32
1.25.3 Trail gradation ........................................................................................... 1-33
1.25.4 Trail color .................................................................................................. 1-33
1.25.5 Trail level ................................................................................................... 1-33
1.25.6 Trail copy ................................................................................................... 1-34
1.25.7 Narrow trails .............................................................................................. 1-34
1.25.8 Own ship trail ............................................................................................ 1-34
1.25.9 Restarting trails ......................................................................................... 1-35
1.25.10 Trail length ................................................................................................ 1-35
1.26 Parallel Index Lines ................................................................................................. 1-36
1.26.1 Turning parallel index lines on or off ......................................................... 1-36
1.26.2 Adjusting parallel index line orientation and interval ................................. 1-36
1.26.3 Parallel index lines mode .......................................................................... 1-37
1.27 Outputting Target Position, Inscribing Origin Mark ................................................. 1-37
1.27.1 TLL key mode ........................................................................................... 1-37
1.27.2 Origin mark mode ...................................................................................... 1-38
1.28 Temporarily Hiding the Heading Line ...................................................................... 1-38
1.29 Custom Setup ......................................................................................................... 1-38
1.29.1 About custom setup .................................................................................. 1-38
1.29.2 Description of custom setup items ............................................................ 1-39
1.29.3 Setting custom setups ............................................................................... 1-40
1.30 Programming Function Keys (F1 and F2 keys)....................................................... 1-41
1.31 Noise Rejector......................................................................................................... 1-42
1.32 Suppressing Second-trace Echoes ......................................................................... 1-42
1.33 Watchman ............................................................................................................... 1-43
1.34 Color Schemes........................................................................................................ 1-44
1.34.1 Preset color schemes ................................................................................ 1-44
1.34.2 User color scheme .................................................................................... 1-44
1.35 Navigation Data....................................................................................................... 1-45
1.35.1 Navigation data during standby ................................................................. 1-45
1.35.2 Navigation data at the bottom of the screen ............................................. 1-46
1.36 Dynamic Range....................................................................................................... 1-47
1.37 Characteristics Curve .............................................................................................. 1-47
1.38 Antenna Speed ....................................................................................................... 1-48
1.39 Waypoint Marker ..................................................................................................... 1-49
1.40 Alarm Message Display .......................................................................................... 1-50
1.41 Echo Area ............................................................................................................... 1-52
1.42 Customizing (Initial Menu)....................................................................................... 1-53
1.42.1 Opening the Initial menu ........................................................................... 1-53
1.42.2 Description of Initial sub menu .................................................................. 1-53
1.43 Sector Blank ............................................................................................................ 1-55
1.44 GPS Buoy ............................................................................................................... 1-57
1.44.1 Displaying GPS buoys .............................................................................. 1-57
1.44.2 Choosing symbol color .............................................................................. 1-58
1.44.3 History display ........................................................................................... 1-58
1.44.4 Erasing GPS buoy symbols ...................................................................... 1-59
1.45 Remote Display ....................................................................................................... 1-60