Furuno FCV-2100 Operator's Manual page 7

1.12.1 Bottom lock mode.........................................................................................1-22
1.12.2 Bottom zoom mode ......................................................................................1-23
1.12.3 Marker zoom mode ......................................................................................1-23
1.12.4 Bottom discrimination mode .........................................................................1-24
1.13 How to Switch Between Display Color Modes..........................................................1-25
1.14 How to Use the A-Scope Display .............................................................................1-26
1.15 How To Show/Hide The Depth Indication.................................................................1-26
1.16 How To Show/Hide The Depth Scale .......................................................................1-26
1.17 How to Measure Depth.............................................................................................1-27
1.18 How To Show/Hide The Minute Marker....................................................................1-27
1.19 How To Show/Hide The Color Bar ...........................................................................1-27
1.20 External Fish Finder Display.....................................................................................1-28
1.20.1 How to change the display mode on the external fish finder screen ............1-29
1.20.2 How to use the ACCU-FISH
1.20.3 How to display seabed composition (bottom discrimination)........................1-31
1.21 How to Set, Show and Hide Alarms .........................................................................1-33
1.21.1 How to activate/deactivate the alarms..........................................................1-34
1.21.2 How to set the alarms...................................................................................1-35
1.22 How To Show/Hide Displayed Data .........................................................................1-36
1.23 How to Inscribe TLL Lines ........................................................................................1-37
1.24 How to Use Scroll Back Mode ..................................................................................1-37
1.25 How to Erase Weak Echoes.....................................................................................1-38
1.25.1 How to erase weak echoes for the FCV-2100 and external fish finders ......1-38
1.25.2 How to erase weak echoes for external fish finders where [External Fish Finder
Window] is set to [On] at installation1-39
1.26 How to Adjust TVG (Time Varied Gain)....................................................................1-39
1.26.1 How to adjust TVG for FCV-2100.................................................................1-40
1.26.2 How to adjust TVG for external fish finders where [External Fish Finder Window]
is set to [Off] at installation1-41
1.26.3 How to adjust TVG for external fish finders where [External Fish Finder Window]
is set to [On] at installation1-41
1.27 How to Save and Load Settings ...............................................................................1-42
1.27.1 How to save settings ....................................................................................1-42
1.27.2 How to load settings .....................................................................................1-43
1.28 How to Undo/Redo Operations.................................................................................1-44
2. GRAPH FUNCTIONS ............................................................................................2-1
2.1 How to Show/Hide Graphs .........................................................................................2-1
2.2 Fish Size Graph..........................................................................................................2-2
2.2.1 How to show/hide the fish size graph .............................................................2-3
2.2.2 How to set the method of measurement ........................................................2-3
2.2.3 Entire Area .....................................................................................................2-3
2.2.4 Specific Range ...............................................................................................2-4
2.2.5 Bottom Trace..................................................................................................2-5
2.2.6 Specific Area ..................................................................................................2-6
2.2.7 How to change graph settings ........................................................................2-7
2.2.8 How to calibrate the target echo strength.......................................................2-8
2.3 Target Graphs ............................................................................................................2-9
2.3.1 Vertical target graph .......................................................................................2-9
2.3.2 Horizontal target graph.................................................................................2-10
2.3.3 How to change the graph scale (target graphs only)....................................2-10
2.4 Sonde Graph ............................................................................................................2-11
2.5 Temp Graph .............................................................................................................2-11
2.6 Hardness Graph .......................................................................................................2-12
3. STILL IMAGES & DATA RECORDING.................................................................3-1
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feature..........................................................1-30
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