Furuno NAVNET 1823C User Manual
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4.10 Picture Advance Speed ............................................................................................ 4-17
4.10.1 Advancement independent of ship’s speed ................................................... 4-17
4.10.2 Advancement synchronized with ship’s speed............................................... 4-18
4.11 Display Colors .......................................................................................................... 4-19
4.12 Alarms...................................................................................................................... 4-20
4.12.1 Audio alarm on/off ......................................................................................... 4-20
4.12.2 Bottom alarm ................................................................................................ 4-21
4.12.3 Fish alarm ..................................................................................................... 4-21
4.12.4 Fish alarm (B/L) ............................................................................................ 4-22
4.12.5 Water temperature alarm .............................................................................. 4-23
4.12.6 When an alarm setting is violated.................................................................. 4-24
4.13 Water Temperature Graph........................................................................................ 4-25
4.14 Changing Pulse Repetition Rate .............................................................................. 4-26
4.15Interpreting the Sounder Display ............................................................................... 4-27
4.15.1 Zero line........................................................................................................ 4-27
4.15.2 Bottom echo.................................................................................................. 4-27
4.15.3 Fish school echoes ....................................................................................... 4-28
4.15.4 Surface noise/Aeration.................................................................................. 4-28
5. CUSTOMIZING YOUR UNIT .......................................................................... 5-1
5.1 General Setup.............................................................................................................. 5-1
5.2 Radar Setup................................................................................................................. 5-3
5.2.1 Radar display setup .......................................................................................... 5-3
5.2.2 Radar range setup ............................................................................................ 5-6
5.2.3 Function key setup............................................................................................ 5-7
5.3 Plotter Setup ................................................................................................................ 5-9
5.3.1 Navigation options ............................................................................................ 5-9
5.3.2 Function key setup.......................................................................................... 5-10
5.4 Chart Setup................................................................................................................ 5-12
5.4.1 Chart offset ..................................................................................................... 5-12
5.4.2 FURUNO, NavCharts™ chart attributes.......................................................... 5-13
5.4.3 C-MAP chart attributes.................................................................................... 5-15
5.5 Data Boxes Setup ...................................................................................................... 5-18
5.6 Hot Page Setup.......................................................................................................... 5-19
5.7 Navigator Setup ......................................................................................................... 5-21
5.7.1 Navigation data source ................................................................................... 5-21
5.7.2 GPS receiver setup (Set equipped with GP-310B/320B)................................. 5-22
5.7.3 TD display setup ............................................................................................. 5-26
5.8 Nav Data Display Setup ............................................................................................. 5-28
5.9 Sounder Setup ........................................................................................................... 5-29
5.9.1 System setup .................................................................................................. 5-29
5.9.2 Sensor setup................................................................................................... 5-31
5.9.3 Sounding range, zoom range, bottom lock range ............................................ 5-32
5.9.4 Function key setup.......................................................................................... 5-33