NorthStar 957, Operator'S Manual, Page: 16 / 204

Page 8 957 Operator’s Manual, Rev. B
Chapter 1 - Getting Started
The scale of your first view is about 128 nautical miles (nm)
from edge to edge—and is shown in the lower right corner of
the screen. To see more details about your position, press the
IN
key. To see more area and less detail, press the
OUT
key.
Rotating the chart
To change the chart-viewing angle from north-up to course-up
to leg-up, cycle through the choices by pressing the
ROTATE
key. The current angle is shown at the bottom half of the key.
Displaying other
information
You can set up your 957’s
CHART
screen to display your
current route, your track history, nearby waypoints or
avoidance points, a lat/lon grid, or other chart details. For
details, see see ”Setting up the chart screen” starting on page
45.
Clearing a GPS or
WAAS alarm
If the 957 doesn’t acquire GPS or WAAS signals within two
minutes, you’ll see a flashing
NO GPS
alarm icon on the lower
right side of the screen. This means the 957 has an alarm
message that needs your acknowledgement: Press the
STAR
function key (twice if the echo sounder is installed) to display
the
ALARMS
screen.
The alarm message
NO GPS POSITION FIX
is shown in the
RECENT ALARMS
box. This message is a normal part of using a
957 for the first time, and advises you that the 957 is acquiring