GPS Receiver User Manual

The mode is annunciated on the left
side of the screen, line 3. When in
the En Route-Leg mode, it displays
Leg (figure 4-95), and when in the
En Route-OBS mode, it displays the
selected magnetic course
(figure 4-96).
4.5.1. SELECTING THE LEG MODE OR THE OBS MODE
To change navigation modes:
1. From any page (except a message page), turn on the cursor
(B).
2. Turn the right inner knob counter
clockwise until the cursor is over
the navigation mode. In this
case, the current mode is Leg
(figure 4-97).
3. Press E. The mode will toggle
between Leg and OBS. In the
case of OBS mode, the selected
course angle will be displayed
(figure 4-98).
4. If you desire to change the
selected course while in OBS
mode, turn the right inner knob
while the cursor is over the mode
annunciation (figure 4-99).
5. Turn off the cursor (B).
4.5.2. THE EN ROUTE-LEG MODE
The following are the characteristics of the En route-Leg Mode:
1. The course deviation indicator (CDI) sensitivity is plus and minus
five nautical miles, full scale. This applies to the CDI on the
NAV 1 page as well as any external CDIs or HSIs interfaced to
Advanced GPS Operation
4-26
Effective Date 5/95 006-08791-0000 Rev 0
Advanced GPS Operation
Chapter 4
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Figure 4-99
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Figure 4-97
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Figure 4-98
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Figure 4-95
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Figure 4-96