Operation Manual

124 User Manual
6.5.9.4 STC Length
If STC is Custom, it is possible to change the Length of the Sensitivity Time
Constant.
6.5.9.5 STC Strength
If STC is Custom, it is possible to change the Strength of the Sensitivity Time
Constant.
6.5.9.6 Surface Noise Filter
This function implements an advanced time varying filter that allows suppressing
the surface clutter efficiently while leaving fish targets visible.
Note
Thus imposing the capability of the Fish Finder to correctly detect the weakest echoes coming from a very deep bottom.
6.5.10 DISPLAY SETUP
The Display Setup Menu allows you to change the color scheme of the Fish Finder
display, adjusts the chart scrolling rate, enables or disables the White Line and allows
determining the graphical representation of fishes.
'MENU' + "DISPLAY SETUP" + 'ENTER'
6.5.10.1 Color Settings
Allows you to change the color scheme of the Fish Finder display. The available
colors are Blue Background, White Background, Black Background, Gray Scale and Reversed
Gray Scale.
6.5.10.2 Scrolling Speed
Adjusts the chart scrolling rate. Note that the 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. 100% is the maximum possible.
6.5.10.3 White Line
Controls how the chart plotter displays information about the bottom type (hard
or soft).
6.5.10.4 Fish Symbols
This selection allows determining the graphical representation of underwater sus-
pended targets.