Left-hand Keys and Knobs
The COM power/volume knob controls
k
unit power and communications radio
volume. Press momentarily to disable
automatic squelch control.
The VLOC volume knob controls audio
j
volume for the selected VOR/ Localizer
frequency. Press momentarily to enable/disable
the ident tone.
y
The large left knob (COM/VLOC) is used
to tune the megahertz (MHz) value of the
standby frequency for the communications
transceiver (COM) or the VOR/Localizer
receiver, whichever is currently selected by the tuning cursor.
The small left knob (PUSH C/V) is used to tune the kilohertz (kHz) value
v
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.
W
The COM flip-flop key is used to swap the active and standby COM
frequencies. Press and hold to select emergency channel (121.500 MHz).
V
The VLOC flip-flop key is used to swap the active and standby VLOC
frequencies (i.e., make the selected standby frequency active).
2
Right-hand Keys and Knobs
RNG
D
m
changes which relate to the currently displayed page.
The clear key is used to erase information or cancel an entry. Press and hold
c
this key to immediately display the Default Navigation Page, regardless of
which page is currently displayed.
The enter key is used to approve an operation or complete data entry. It is
E
also used to confirm information, such as the Database Page during power on.
t
The large right knob (GPS) is used to select between the various page
groups: NAV, WPT, AUX or NRST. With the on-screen cursor enabled, the
large right knob allows you to move the cursor about the page.
The small right knob (PUSH CRSR) is used to select between the various
r
pages within one of the groups listed above. Press this knob momentarily to
display the on-screen cursor. The cursor allows you to enter data and/or make
a selection from a list of options.
The range key allows you to select the
desired map scale. Use the up arrow to zoom
out to a larger area, or the down arrow to
zoom in to a smaller area.
The direct-to key provides access to the
direct-to function, which allows you to enter
a destination waypoint and establishes a direct
course to the selected destination.
The menu key displays a context-sensitive
list of options. This options list allows you to
access additional features or make settings
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