Thanks for responding Rick.
So if I understand, I don't have to have the auto chart program to be able to view and use the contour mapping saved to the ZLC.
Correct ... AutoChart Live is the program built into the HB unit functionality ...
AutoChart Live data saved into the unit memory or on the Zero Line card will be able to be viewed when you are close enough to the area that the AutoChart Live data was created ...
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The AutoChart PC and AutoChart PC Pro programs can be used for creating Lake master mapping data from recorded HB Sonar log files ...
And the AutoChart PC programs can be used for converting AutoChart Live Data (created on a Zero Line card in a AutoChart Live HB unit) into a format that non-Autochart Live capable units can read ...
Rickie