Lowrance HOOK2-4x Operator's Manual page 23

4
Water column activity (fish, bait fish, etc.)
5
Depth
Customize the image settings
By default the unit is set to Auto mode, and most settings are
automated. It is recommended that only experienced sonar users
use the customize settings to further customize the sonar image.
Select Auto in the menu and change to custom or ice fishing mode
to customize image settings.
Custom and ice fishing mode options
Custom and ice fishing mode options are similar.
When Custom or ice fishing modes are selected the menu expands
with more options. Use these menu options to customize the
image.
Flasher | Hook² X Series Operator Manual