Lowrance Mark-4 HDI Operation Manual page 4

Sensitivity .............................................. 23
Colorline ................................................ 23
Range .................................................... 23
Frequency ............................................. 24
Ping Speed ............................................ 24
Fish ID .................................................. 26
DownScan options................................. 26
Sonar Settings ....................................... 27
Chart Operation ............................. 30
Waypoints, Routes, Trails ...................... 31
Routes Screen ....................................... 33
Trails Screen ......................................... 37
Orientation ............................................. 39
Overlay Data.......................................... 39
Settings.................................................. 39
Table of Contents | Mark-4 & Elite-4 HDI
Chart Settings ........................................ 40
Navigation Settings
AIS................................................... 43
AIS Setup .............................................. 43
Target symbols ...................................... 44
Viewing AIS target information .............. 45
Settings .......................................... 46
System................................................... 46
Saving Screenshots............................... 48
Alarms .................................................. 48
Specifications ................................ 50
Index ............................................... 51
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