Eagle Electronics 642c Fish Finder User Manual


 
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Full Sonar Chart (left). Split Zoom Sonar Chart (center) with left win-
dow zoomed to 2X. Split Zoom chart (right) zoomed to 4X.
Split Zoom Sonar Chart
A split chart shows the underwater world from the surface to the bot-
tom on the right side of the screen. The left side shows an enlarged ver-
sion of the right side. The zoom range shows at the bottom left corner of
the screen.
Digital Data
This mode shows the chart on the right side of the screen. The left side
has five digital data boxes containing Water Depth, Water Tempera-
ture, Water Speed (from an optional speed sensor), Water Distance
(also requires a speed sensor) and an air temperature sensor. The
Depth box also shows settings for the Shallow and Deep alarms.
Digital Data.
Customizing the Digital Data Page
Data boxes on the Digital Data page can be customized to show differ-
ent data. To customize this screen: