Garmin GNS 430 - Manual (Page 11)

GNS 430(A) Pilot’s Guide and Reference 190-00140-00 Rev. P 1-3
SECTION 1
INTRODUCTION
Left-hand Keys and Knobs
(1) COM Power/Volume Knob – Controls unit power
and communications radio volume. Press momentarily to
disable automatic squelch control.
(2) VLOC Volume Knob – Controls audio volume for
the selected VOR/Localizer frequency. Press momentarily
to enable/disable the ident tone.
(3) COM Flip-flop Key – Used to swap the active and
standby COM frequencies. Press and hold to select
emergency channel (121.500 MHz).
(4) VLOC Flip-flop Key – Used to swap the active and
standby VLOC frequencies (i.e., make the selected standby
frequency active).
(10) Small Left Knob (COM/VLOC) – Used to tune
the kilohertz (kHz) value of the standby frequency for
the communications transceiver (COM) or the VLOC
receiver, whichever is currently selected by the tuning
cursor. Press this knob momentarily to toggle the tuning
cursor between the COM and VLOC frequency fields.
(11) Large Left Knob (COM/VLOC) – Used to tune the
megahertz (MHz) value of the standby frequency for the
communications transceiver (COM) or the VLOC receiver,
whichever is currently selected by the tuning cursor.
Right-hand Keys and Knobs
(5) CLR Key – Used to erase information, remove map
detail, or to cancel an entry. Press and hold the CLR key
to immediately display the Default NAV Page.
(6) Direct-to Key – Provides access to the direct-to
function, which allows the pilot to enter a destination
waypoint and establishes a direct course to the selected
destination (Section 4).
(7) RNG Key – Allows the pilot to select the desired map
range. Use the up arrow to zoom out to a larger area, or
the down arrow to zoom in to a smaller area.
(8) MENU Key – Displays a context-sensitive list of
options. This options list allows the pilot to access
additional features or make settings changes which relate
to the currently displayed page.
(9) ENT Key – Used to approve an operation or complete
data entry. It is also used to confirm information during
power on.
(17) Large Right Knob – Used to select page groups:
NAV, WPT, AUX, or NRST. With the on-screen cursor
enabled, the large right knob allows the pilot to move
the cursor about the page. The large right knob is also
used to move the target pointer right (turn clockwise) or
left (counterclockwise) when the map panning function
is active.
(18) Small Right Knob – Used to select pages within one
of the groups listed above. Press this knob momentarily
to display the on-screen cursor. The cursor allows the
pilot to enter data and/or make a selection from a list of
options. When entering data, the small knob is used to
select the desired letter or number and the large knob is
used to move to the next character space. The small right
knob is also used to move the target pointer up (turn
clockwise) or down (counterclockwise) when the map
panning function is active.