DA 40 AFM
Supplement A21
GNS 530
Doc. # 6.01.01-E
Rev. 0
01 Dec 2001
Page 9 - A21 - 14
2. 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.
3
The VLOC volume knob controls audio volume for the selected VOR/Localizer
frequency. Press momentarily to enable/disable the ident tone.
4. The VLOC flip-flop key is used to swap the active and standby VLOC frequencies
(i.e., make the selected standby frequency active).
5. The COM power/volume knob controls unit power and communications radio
volume. Press momentarily to disable automatic squelch control.
6. 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).
RIGHT-HAND KEYS AND KNOBS
7. The range key allows you to select the desired map scale. Use the up arrow side
of the key to zoom out to a larger area, or the down arrow side to zoom in to a
smaller area.
8. 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.
Содержание GNS 530
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