Displaying The Echo Sounder's Picture - NorthStar Echo Sounder 491 Operation Manual

Displaying the echo sounder's picture

Depth
marker
and
indicator
Water
temperature
box
Color
bar
Water
temperature
scale
Depth
box
Navigation
Lat/lon of
information
vessel
Page 12
Once the navigator has been configured to operate with the
491, you're ready to start viewing echo sounding data.
To see the echo sounding screen at any time, press STAR from
any screen. You'll see live echoes moving across the screen.
Echo data
Dist/brg
to waypoint
You can also review old echoes using Northstar's SoundTrac
feature. To activate SoundTrac, press the CURSOR PAD left or
right on the ECHO screen. The position marker appears
(controlled by the CURSOR PAD), and movement of echoes to
the left stops. The data boxes at the bottom of the screen turn
white and refer to the position marker rather than to your
current position. Press the green LIVE DATA key to return to
Depth Scale
Steering indicator
Figure 6: Illustrated
491 Echo Sounder Operations Manual
Frequency
selection and
indicator
Speed, course, and speed
through the water
ECHO
screen
™