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ECHO Menu
Sets up the echo display.
SPEED RANGE: Sets length of tide speed vector between 0.1
and 15.0 knots, in resolution of 0.1 knots.
ECHO DEPTH RANGE: Sets echo depth range. Depth can be
set either manually between 50 and 300 meters in resolution of
50 meters or automatically. In AUTO, seabed depth is
automatically selected as depth range.
ECHO LEVEL SHIFT: Sets echo intensity level, between 1 and
100 in resolution of 1. The higher the figure the stronger the
echo level.
NOTE: ECHO LEVEL SHIFT is not related to amplifier gain; it
does not affect detection of tide speed or ship’s speed.
TRK Menu
Sets up the course plot display.
PLOT RANGE: Sets latitude and longitude range of course plot,
between 0.1 and 5.0 miles in resolution of 0.1 mile.
PLOT MODE: You may select either Head-up (bow at top of
display) or North-up (North at top of display) orientation.
TRACK DISPLAY: Turn on/off trackline display.
Figure 16 ECHO menu
Figure 17 TRK menu