Furuno NAVnet TZtouch2 Operator's Manual page 235

8. MULTI BEAM SONAR DFF-3D
Menu item
[Auto Fish Shading]
[Minimum Value]
[Maximum Value]
8-18
Description
Use automatic or manual fish shading.
Tap [A] to switch between automatic and
manual depth/color shading scale setting
mode.
Manual
mode
Auto
mode
Note: Objects that are detected outside of
the selected color range are shown on-
screen in white color.
Use the software keyboard to set the shal-
lowest depth to use. [Auto Fish Shading]
must be OFF to enter depth.
Alternatively, tap the minimum value indica-
tion on the color bar scale to show the slider
bar. Drag the slider bar to set.
[Minimum value]
Shallowest depth
Use the software keyboard to set the deepest
depth to use. [Auto Fish Shading] must be
OFF to enter depth.
Alternatively, tap the maximum value indica-
tion on the color bar scale to show the slider
bar. Drag the slider bar to set.
m
[Maximum value]
Deepest depth
Setting options
[ON], [OFF]
0 to 1200 (m)
0 to 1200 (m)