GNC 420(A) Pilot’s Guide and Reference
9-26
SECTION 9
AUX PAGES
Displaying the map datum:
1) Select ‘Position Format/Map Datum’ from the
Setup 1 Page, using the steps described at the
beginning of this section.
2) The WGS 84 map datum is displayed, this field
cannot be changed.
Figure 9-66 Map Datum Field Highlighted
Setup 1 Page: Date/Time
Displaying local time or UTC:
1) Select ‘Date/Time’ from the Setup 1 Page, using
the steps described at the beginning of this
section.
2) The flashing cursor highlights the time format
field (Figure 9-67). Turn the small
right
knob
to display a window of available time formats:
Local 12hr, Local 24hr, or UTC.
Figure 9-67 Time Format Window
3) Continue turning the small
right
knob to select
the desired time format.
4) Press the
ENT
Key to accept the selection.
Setting the local time:
1) Select ‘Date/Time’ from the Setup 1 Page, using
the steps described at the beginning of this
section.
2) Turn the large
right
knob to highlight the time
offset field (Figure 9-68).
Figure 9-68 Time Offset Field Highlighted
3) Use the small and large
right
knobs to enter
the desired offset, beginning by entering a
minus (-) or plus (+) sign to indicate whether
the offset is behind UTC or ahead of UTC. In
the United States, all local time offsets use
minus, or behind UTC.
4) Press the
ENT
Key to accept the selected
offset.
190-00140-20 Rev. K
Summary of Contents for GNC 420A
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