Standard Horizon FF520 Owner's Manual page 25

selected depth unit)
Icon + Echo:shown as arches with the Fish icon
Icon + Echo + Depth: shown as arches with the Fish icon and relative depth values
A-Scope : displays Sonar Echo in real time
Note that the max scrolling rate is limited by the sound speed and the depth according with the
following relation: the deeper the setting, the slower the scrolling rate.
The following are examples of Color settings:
Figure 4.2b - Examples of Color Settings: white on the left and blue on the right
4.3 RANGE
The Range menu allows you to set the Fish Finder working range.
FF520
NOTE (*)
Figure 4.2a - Color Settings item
Figure 4.3 - Range sub-menu
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