Eagle Electronics 640C, 640cDF Fish Finder User Manual


 
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Sounds highlighted on main menu (left). Sounds menu (right).
Sounds Menu
To adjust Sounds and Alarm Styles:
Press
MENU|MENU| to SOUNDS|ENT.
To set Key Press Sounds: Press
ENT to turn them on (check) or turn
them off (uncheck).
To set Alarm Sounds: Press to
ALARM SOUNDS. With the option high-
lighted, press
ENT to turn them on (check) or turn them off (uncheck).
To set Volume: Press to
VOLUME. Use to adjust the volume.
To set Alarm Style: Press to
ALARM STYLE|ENT. Press to change
the style and press
ENT. After the option is set, press EXIT|EXIT to re-
turn to the main page display.
Track Smoothing
This is a factory setting on the GPS Setup menu that should always be
on. When stopped or traveling at slow speeds, like walking or trolling,
Track Smoothing prevents trails from wandering. It benefits the steer-
ing arrow, compass rose and map in track-up mode in the same man-
ner.