Humminbird HELIX Series Operation Manual page 215

Adjust the Hardness Range
You can adjust the range of bottom hardness shown on the chart by changing the minimum range and maximum range on the
display. The range you select affects how the bottom hardness colors are displayed. The range is displayed in the AutoChart Color
Bar with Bottom Hardness selected.
1. From the AutoChart menu, select Hardness Options.
Press the RIGHT Cursor key.
2. Select Min Hardness.
3. Press the RIGHT or LEFT Cursor keys to adjust the setting.
4. Select Max Hardness.
5. Press the RIGHT or LEFT Cursor keys to adjust the setting.
low range
high range
NOTE: Use the AutoChart Color Bar icon see the selected palette and, from left to right, the AutoChart Live depth range (low to
high), Bottom Hardness range (soft to hard), or Vegetation range (soft to hard).
Adjusting the Bottom Hardness Range (Map Source: Humminbird LakeMaster)
bottom
hardness layer
215
bottom
hardness
layer
AutoChart
Live Map
layer
hardness scale
(AutoChart Color Bar)
AutoChart Live