Garmin GNC 420W Pilots Guide - Page 11

Left-hand Keys and Knobs, COM Power/Volume Knob

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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) COM Flip-flop Key - Used to swap the active and standby COM frequencies. Press and hold to select emergency channel (121.500 MHz). (8) Small Left Knob - Used to tune the kilohertz (kHz) value of the standby frequency for the communications transceiver. (9) Large Left Knob - Used to tune the megahertz (MHz) value of the standby frequency for the communications transceiver. Right-hand Keys and Knobs (3) 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. (4) Direct-to Key - Allows the pilot to enter a destination waypoint and establishes a direct course to the selected destination (Section 4). (5) 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. (6) 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. (7) ENT Key - Used to approve an operation or complete data entry. It is also used to confirm information during power on. (15) Large Right Knob (CRSR) - 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. (16) Small Right Knob (CRSR) - 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. ` 190-00140-20 Rev. K GNC 420(A) Pilot's Guide and Reference 1-3

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GNC 420(A) Pilot’s Guide and Reference
1-3
SECTION 1
INTRODUCTION
190-00140-20
Rev. K
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) COM Flip-flop Key –
Used to swap the active and
standby COM frequencies.
Press and hold to select
emergency channel (121.500 MHz).
(8) Small Left Knob –
Used to tune the kilohertz (kHz)
value of the standby frequency for the communications
transceiver.
(9) Large Left Knob –
Used to tune the megahertz (MHz)
value of the standby frequency for the communications
transceiver.
Right-hand Keys and Knobs
(3) 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.
(4) Direct-to Key –
Allows the pilot to enter a destination
waypoint and establishes a direct course to the selected
destination (Section 4).
(5) 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.
(6) 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.
(7) ENT Key –
Used to approve an operation or complete
data entry.
It is also used to confirm information during
power on.
(15) Large Right Knob (CRSR) –
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.
(16) Small Right Knob (CRSR) –
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.
`