LakeMaster Card not Working

My LakeMaster card does not work in my Humminbird or Minn Kota Fish Finder

If your Fish Finder is not displaying the LakeMaster map card try the following: 

  • In your Fish Finder, check the "Chart Select" or "Map Source" options under the Chart Tab to verify that the map card is being read (See Example 1 below).  Choose Auto, Left/Right card slot, or VX/Legacy Chart cards depending on your unit.
  • Check to ensure you have a compatible Fish Finder, using the Minn Kota Mapping Compatibility and Comparison as a reference.
  • Check to ensure that your Fish Finder has the most recent update available.
  • Occasionally setting your Fish Finder to North Up under the Nav tab (Legacy), Chart Tab (HELIX), or Chart view (SOLIX/APEX). LakeMaster map cards will also display in "Course Up" and 'Head (Heading) Up" mode. (See Example 2 below)

After checking and adjusting the above settings, you should be able to zoom into a LakeMaster lake and see contours.

Example 1

Legacy [Left] and HELIX [Right]

chartselect.jpg

SOLIX and APEX

Example 2

Legacy [Left] and HELIX [Right]

navtabchartorientationnorthup.jpg

SOLIX and APEX



  • Ensure that your map card is a LakeMaster Card.  Humminbird products do not support older Lowrance or Garmin LakeMaster cards.  

If you are still having problems displaying contours, please contact us.

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