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Page 6 FF520
5.1.2 Zoom Full page ..................................................................................28
5.1.3 Chart/Fish ........................................................................................... 29
5.2 GAIN MODE ....................................................................................................29
5.2.0 Auto Mode .......................................................................................... 29
5.2.1 Manual Mode...................................................................................... 29
5.3 RANGE MENU ................................................................................................ 29
5.3.0 Range Mode ....................................................................................... 29
5.3.1 Depth ..................................................................................................30
5.3.2 Shift ....................................................................................................30
5.4 INTERFERENCE REJECTION ...................................................................... 30
5.5 SENSITIVITY MENU ...................................................................................... 31
5.5.0 Gain ....................................................................................................31
5.5.1 STC (Sensitivity Time Control) .......................................................... 31
5.5.2 Surface Noise Filter ........................................................................... 32
5.6 DISPLAY SETUP ............................................................................................ 33
5.6.0 Color Settings..................................................................................... 33
5.6.1 Scrolling Speed .................................................................................. 33
5.6.2 White Line .......................................................................................... 33
5.6.3 Fish Symbols...................................................................................... 33
5.6.4 A-Scope.............................................................................................. 33
5.6.5 Water Temperature ............................................................................34
5.7 TRANSDUCER SETUP .................................................................................. 34
5.7.0 Keel Offset ......................................................................................... 34
5.7.1 Calibrate Water Speed....................................................................... 34
5.7.2 Calibrate Water Temp ........................................................................ 34
5.7.3 Calibrate Aux Temp ........................................................................... 34
5.7.4 Set Defaults........................................................................................ 34
5.8 ALARMS ...................................................................................................... 34
5.8.0 Shallow Water .................................................................................... 35
5.8.1 Depth Water ....................................................................................... 35
5.8.2 Fish ..................................................................................................... 35
5.8.3 Temperature Upper ............................................................................ 35
5.8.4 Temperature Lower ............................................................................ 35
5.8.5 Temperature Rate ..............................................................................35
5.9 SAVE SETTINGS TO USER C-CARD ...........................................................35
5.10 LOAD SETTINGS FROM USER C-CARD ..................................................... 36
5.11 RESTORE CURRENT PRESET DEFAULTS ................................................ 36
6. FF520 SPECIFICATIONS .......................................................................................... 37
7. TIPS OF OPERATIONS FAQ .................................................................................... 39
INDEX ...................................................................................................... 43