NorthStar 961, Справочное руководство

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Chapter 3 - Using the Controls
961/962 Operations and Reference Manual, Rev. A Page 3-13
• Use the
NAVIGATION SETUP
key to set the geodetic
datum reference to auto or manual (if set to manual,
choose from a list of 150 datums), preferred loran GRI,
automatic or manual waypoint switching, automatic or
manual calculation of magnetic variation (or else true
north), and calculation of distance, bearing, and XTE
using either a rhumb line or great circle. For more about
these options, see “Changing navigation setup” starting
on page 13-10.
• Use the
CHART SCREEN SETUP
key to set the display of
individual waypoint symbols, turn on or off the display of
waypoint names and waypoint symbols on the
CHART
screen, control the
CURSOR PAD
sensitivity (advanced
feature), enable the ClearZoom feature, change the chart’s
orientation, set the length of the position predictor line,
show loran TDs on the
CHART
screen
INFO BAR
s and the
CURSOR INFO BAR
, and turn on or off the display of
range rings, the distance scale bar, past trip legs, and a
chart-update region on the
CHART
screen. For more
about all of these options, see “Changing the chart setup”
starting on page 13-24.
• Use the
CHART INVENTORY
key to load/update charts,
delete charts from the database, and access all
HCRF-specific functions. For more about these functions,
see “Loading, updating, and deleting charts” starting on
page 13-35.
• Use the
DEMO SETUP
key to invoke the demo function
for training purposes, practicing for an upcoming trip, or
just looking ahead to an anticipated destination. You can
set up demo to simulate NMEA/PPNM output for 10
minutes. For more about these functions, see “Using demo
mode” starting on page 13-69.
• Use the
TIME INFORMATION
key to show the date and
time (based on the local time zone), and time of today’s
sunrise and sunset for the current vessel position. For
details, see “Viewing the time information screen” starting
on page 13-72.