GNC 420(A) Pilot’s Guide and Reference
11-9
SECTION 11
ADDITIONAL FEATURES
190-00140-20 Rev. K
Thumbnail Traffic on Map Page
The Map Page can display traffic in a thumbnail format
in any of the top three data fields on the right-hand side
of the Map Page.
Displaying Thumbnail Traffic on the Map
Page:
1) Turn the small
right
knob to select the Map
Page.
2) Press the
MENU
Key to display the Page
Menu.
3) Turn the small
right
knob to select ‘Change
Fields?’ and press the
ENT
Key.
4) Select one of the top three configurable fields.
Select ‘TRFC’ from the Select Field Type List and
press the
ENT
Key. Note that the thumbnail
range defaults to 6 nm and cannot be changed
(Figure 11-18).
Figure 11-18 Thumbnail Traffic on Map Page
NOTe: To display thumbnail traffic on the
left-hand side of the display, see Setup 2 Page:
auxiliary Configuration, in Section 9.5.
Highlighting TIS Traffic Using Map Page
Panning
Another Map Page feature is panning, which allows the
pilot to move the map beyond its current limits without
adjusting the map scale. Press the small
right
knob to
select the panning function, a target pointer flashes on
the map display. A window appears at the top of the map
display showing the latitude/longitude position of the
pointer, plus the bearing and distance to the pointer from
the present position.
Activating the panning feature and
panning the map display:
1) Press the small
right
knob to activate the
panning target pointer.
2) Turn the small
right
knob to move up (turn
clockwise) or down (counterclockwise).
3) Turn the large
right
knob to move right (turn
clockwise) or left (counterclockwise).
4) To cancel the panning function and return to
the present position, press the small
right
knob.
When the target pointer is placed on traffic, the traffic
range and altitude separation are displayed (Figure 11-19).
Figure 11-19 Traffic Range and Altitude Separation
Traffic Range and
Altitude Separation
Target Pointer
Summary of Contents for GNC 420
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