NAV OPERATION
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CHAPTER 4 NAV OPERATION
GPS Mode Selection
GPS/FMS units can be set for automatic or manual sequencing of
waypoints in the active flight plan. This can be set on the SN3500
through the NAV Menu or may be available on an external switch.
Figure 4-1 NAV menu
•
Press [M] to activate menu mode.
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Press [NAV] to display the NAV menu.
•
Rotate the left knob until “GPS MODE” is highlighted in the
far left column.
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Press the Right knob to toggle the setting between “AUTO”
and “OBS”. (Note: The terminology may differ according to
the model of GPS/FMS interfaced to the SN3500.)
•
Press [M] to exit the menu and return to normal operation.
Auto-Slew Function
Auto-slew function enables the automatic operation of the course
pointer when a GPS/FMS is selected as the main NAV source.
NAV OPERATION
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SANDEL SN3500 EHSI PILOT’S GUIDE
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4-2
Options are AUTO and OFF. When set to auto, the course pointer
cannot be set manually if the GPS/FMS is navigating on a flight plan
or a direct-to course.
Figure 4-2 Auto-Slew setup menu
•
Press [M] to activate menu mode.
•
Press [NAV] to display the NAV menu.
•
Rotate the left knob until “SLEW” is highlighted in the far left
column.
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Turn the Right knob to select the desired option on the right.
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Press [M] to exit the menu and return to normal operation.
Course Pointer Display Function
Controls the display of the course pointer when GPS is selected as
the NAV source and the moving map is displayed. Options are
AUTO and ON. When set to AUTO, the course pointer is removed
when the flight plan waypoints and course lines are displayed. This
reduces the on-screen clutter. The course pointer will be displayed
momentarily when the course select knob is turned.
Figure 4-3 Course pointer setup menu
•
Press [M] to activate menu mode.
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Press [NAV] to display the NAV menu..
