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6.3 3D Display..................................................................................................................6-6
6.3.1 3D display description....................................................................................6-6
6.3.2 How to tilt and rotate the 3D display ..............................................................6-7
6.3.3 How to make the 3D view clearer ..................................................................6-7
6.4 Satellite Photo Overlay...............................................................................................6-8
7. FISH FINDER OPERATIONS ................................................................................7-1
7.1 How the Fish Finder Works........................................................................................7-1
7.2 Fish Finder Display ....................................................................................................7-2
7.3 How to Activate the Fish Finder .................................................................................7-3
7.4 How to Select a Display .............................................................................................7-3
7.4.1 How to select a single frequency or dual frequency.......................................7-3
7.4.2 How to select a zoom display.........................................................................7-4
7.4.3 A-scope display..............................................................................................7-5
7.4.4 Bottom discrimination display.........................................................................7-6
7.5 Automatic Fish Finder ................................................................................................7-8
7.5.1 How the automatic fish finder works ..............................................................7-8
7.5.2 How to select an automatic fish finder mode .................................................7-8
7.5.3 How to adjust the gain in the auto mode........................................................7-8
7.6 Manual Fish Finder Operation....................................................................................7-9
7.6.1 How to select a display range ........................................................................7-9
7.6.2 How to shift the range ....................................................................................7-9
7.6.3 How to adjust the gain..................................................................................7-10
7.6.4 How to reduce clutter ...................................................................................7-10
7.7 Picture Advance Speed............................................................................................7-11
7.8 How to Reduce Interference ....................................................................................7-12
7.9 How to Erase Weak Echoes ....................................................................................7-12
7.10 How to Measure Depth, Time Between Locations...................................................7-13
7.11 How to Balance Echo Strength ................................................................................7-13
7.12 White Marker............................................................................................................7-14
7.13 White Line ................................................................................................................7-14
7.14 Alarms......................................................................................................................7-14
7.14.1 How to set an alarm .....................................................................................7-15
7.14.2 How to select the echo signal level that triggers the fish alarm ...................7-15
7.15 ACCU-FISH
TM
.........................................................................................................7-16
7.15.1 Considerations for ACCU-FISH
TM
...............................................................7-16
7.15.2 How to activate ACCU-FISH
TM
, select display information .........................7-17
7.15.3 Fish size correction ......................................................................................7-17
7.16 Water Temperature Graph.......................................................................................7-18
7.17 FISH FINDER Menu.................................................................................................7-19
7.18 Interpreting the Display ............................................................................................7-22
8. ALARMS ................................................................................................................8-1
8.1 ALARMS Menu ..........................................................................................................8-1
8.2 Audio Alarm Conditions..............................................................................................8-2
8.3 Arrival Alarm...............................................................................................................8-2
8.4 XTE Alarm..................................................................................................................8-3
8.5 Temperature Alarm ....................................................................................................8-3
8.6 Shear Alarm ...............................................................................................................8-4
8.7 Depth Alarm ...............................................................................................................8-4
8.8 Anchor Alarm .............................................................................................................8-5
8.9 Trip Alarm...................................................................................................................8-5
8.10 Speed Alarm ..............................................................................................................8-5
8.11 Fuel Tank Alarm.........................................................................................................8-6
8.12 Water Tank Alarm ......................................................................................................8-6
8.13 Black Water Tank Alarm ............................................................................................8-6