Garmin GNC 420, Pilot'S Manual Addendum

15

SKYWATCH Interface

Section 3

The traffi c label is the altitude separation above or below the symbol and the vertical speed sense arrow 

to the right of the symbol. From the Map Page, you can display traffi c in a thumbnail format in any of the 
top three data fi elds (top four fi elds on the 500 Series) on the right side of the Map Page.

To display Thumbnail Traffi c on the Map Page

1.  Turn the small right knob to select the Map Page. 

2. Press 

MENU

 to display the Page Menu.

3.  Turn the small right knob to select ‘Change Fields?’ and press 

ENT

.

4.  Select one of the top three fi elds (top four fi elds on the 500 Series). Select TRFC from the Select Field Type 

List and press 

ENT

. Note that the thumbnail range defaults to 6 nm and cannot be changed.

Highlighting Traffi c Data Using Map Panning

Another map page function is panning, which allows you to move the map beyond its current limits 

without adjusting the map scale. When you select the panning function—by pressing the small right knob, 
a target pointer flashes on the map display. A window also 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 your pres-
ent position.

To select the panning function and pan the map display:

1.  Press the small right knob to activate the panning target pointer.

2.  Turn the small right knob clockwise to move up, or turn it counterclockwise to move down.

3.  Turn the large right knob clockwise to move right, or turn it counterclockwise to move left.

4.  To cancel the panning function and return to your present position, press the small right knob.

When the target pointer is placed on traffi c, the traffi c range and altitude separation are displayed. The 

traffi c is identifi ed as:

TA:

 Traffi c Advisory, 

PA:

 Proximity Advisory, 

TRFC:

 Other Traffi c

When a Traffi c Advisory is active, the “Traffi c” 
banner is displayed in the lower right corner of the 
Map Page.

When the target pointer is placed on traffi c, the 
traffi c range and altitude separation are displayed.

thirdparty.indd   15

3/12/2003, 4:13:24 PM