GNC 420(A) Pilot’s Guide and Reference
11-29
SECTION 11
ADDITIONAL FEATURES
190-00140-20 Rev. K
Requesting graphical or textual METARs
from the Map Page:
1) Select the Map Page.
2) Press the
MENU
Key. The Map Page Options
Menu is displayed (Figure 11-44).
Figure 11-44 Map Page Menu
3) Select ‘Request METAR’ and press the
ENT
Key. The METAR Request Page is displayed.
There are four user-selectable parameter
fields: Format, Center, Radius, and Position
(see preceding pages for detailed information).
Change the request parameters as desired.
4) Enter the type of desired METAR Data and the
desired radius (graphical requests only).
5) Select ‘Manual Send?’ or ‘Update Request?’
and press the
ENT
Key
.
The request has
been sent. Note that selecting ‘Auto Request’
and pressing the
ENT
Key does not send the
request until after the auto time period.
6) To exit from the METAR Request Page, press
the small
right
knob. The Map Page is
displayed.
Displaying graphical METARs on the NAV
Weather Page
Once received, graphical METAR data is displayed on
the NAV Weather Page.
Displaying graphical METARs on the NAV
Weather Page:
1) Select the NAV Weather Page.
2) Press the small
right
knob. The upper left hand
corner field flashes.
3) Turn small
right
knob and select ‘METAR’.
4) Press the small
right
knob.
Viewing graphical METAR Data for a
specific airport from the Map Page:
1) Select the Map Page.
2) Move the target pointer to highlight a desired
airport. Graphical METAR data is displayed for
that airport in a thumbnail image.
NOTe: For the GDL 69/69a, MeTar data is
automatically updated every twelve minutes
from the time of initial request.
Summary of Contents for GNC 420A
Page 1: ...GNC 420 A Pilot s Guide and Reference...
Page 2: ......
Page 62: ...GNC 420 A Pilot s Guide and Reference SECTION 3 NAV PAGES 3 28 Blank Page 190 00140 20 Rev K...
Page 134: ...GNC 420 A Pilot s Guide and Reference 7 24 SECTION 7 WPT PAGES Blank Page 190 00140 20 Rev K...
Page 148: ...GNC 420 A Pilot s Guide and Reference 8 14 SECTION 8 NRST PAGES Blank Page 190 00140 20 Rev K...
Page 256: ...Blank Page...
Page 257: ......
