NorthStar 961X, Operation And Reference Manual

Page: 258 / 374

Chapter 12 - Alarms, TideTrack, and Currents
Page 12-12 961 Operations and Reference Manual Rev. D
Choosing cursor-location tide stations
You can choose any tide station on the
CHART
screen by mov-
ing the cursor to that station.
1. At the
CHART
screen, press the
OVERLAY
key, then press
the
SHOW TIDES
key.
2. As you’re displaying the
CHART
screen showing the area
tide stations and
STATION COVERAGE
bar, press the
CURSOR PAD
to move the cursor to select the desired
tide station (you may have to press the
OUT
key to see the
location of other tide stations).
3. To view the graph, press the
GRAPH ON
key.
Removing tide
graphs and tide
overlay
To turn any tide graph off, press the
GRAPH OFF
key.
To remove all tide stations from the
CHART
screen, press the
OVERLAY
key, then press the
HIDE TIDES
key.
To return to vessel functions, press the
VESSEL
key.
Changing tide
height units
You can change the height display units for the tides at the
961’s
DISPLAY SETUP
screen. You can display tide heights
using the same units as depths on the chart, or set units to be
in feet or meters. For instructions, see ”Tide height units” start-
ing on page 13-5.
Understanding the currents function
What is the currents
function?
With the 961’s currents overlay feature, you can display cur-
rent-station information right on the
CHART
screen. Whether
you select a current station that’s either near your vessel or
somewhere else on the
CHART
screen, you can display a graph
of the current during any 24-hour period.
Adding the current
station overlay
To add current-station information to the
CHART
screen:
1. At the
CHART
screen, press the
OVERLAY
key, then press
the
SHOW CURRENTS
key.