Furuno MFD12 - Fish Finder Menu Operation; Fish Finder-General Menu

7. Fish Finder
7-20
7.14 Fish Finder Menu Operation
This section describes the fish finder functions not described in previous sections.
7.14.1 Fish Finder-General Menu
Fish Finder Source: Select the name of the network fish finder connected to the net-
work.
Day Background Color: Select the background color for use during daylight hours.
The options are black, dark blue, light blue, and white.
Night Background Color: Select the background color for use at nighttime. The op-
tions are black and dark blue.
Echo Color Levels: Select the number of colors to shown on the display and the color
bar. The selections are 8, 16 and 64 (DFF series only).
Monochrome Mode: Show the echoes in shades of gray.
Zoom Reference Lines: Show or hide the zoom marker, which appears in the bottom
zoom and marker zoom modes.
A-Scope Peak Hold: See "7.2.4 A-scope Display (display only)" on page 7-6.
High Resolution: Turn this feature on when the echoes do not appear “smooth”.