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GNS 530(A) Pilot’s Guide and Reference
190-00181-00 Rev. G
2-1
SECTION 2
COM
SECTION 2: COM
2.1 COMMUNICATING USING THE GNS 530
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that provides a seamless transition from communication
to navigation, bringing the two most important functions
in flying together in one panel-mounted unit. The GNS
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Volume
"ÊÀ>`Ê
volume is adjusted using the
COM Power/
Volume
Knob. Turn the
COM Power/Volume
Knob
clockwise to increase volume, or counterclockwise to
decrease volume.
Squelch
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automatic squelch,
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iÊ
ÀiiVÌ}Ê >ÞÊ V>âi`Ê ÃiÊ ÃÕÀViÃ°Ê Ê /
iÊ «ÌÊ >ÞÊ
wish to override this automatic squelch function when
listening to a distant station or when setting the desired
volume level. The
COM Power/Volume
Knob allows the
pilot to disable the
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audio open continuously.
Overriding the automatic squelch:
1)
Press the
COM Power/Volume
Knob
momentarily.
2)
Press the
COM Power/Volume
Knob again
to return to automatic squelch operation.
COM Window and Tuning
Communication frequencies are selected with the
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Ó£®]ÊÕÃ}ÊÌ
iÊÃ>Ê>`Ê>À}iÊ
left
knobs to dial in the
desired frequency. The standby frequency always appears
below the active frequency. The active frequency is
the frequency currently in use for transmit and receive
operations.
Figure 2-1 ‘RX’ Receive Indication
‘RX’ Receive
Indication
Standby COM
Frequency Field
Active COM
Frequency Field
Ê
frequency may also be quickly selected from the
database by simply highlighting the desired frequency on
any of the main pages and pressing the
ENT
Key. This
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frequency is
selected in the standby field, it may be transferred to the
active frequency by pressing the
COM Flip-flop
Key.
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iÊÕ««iÀÊÀ}
ÌÊVÀiÀÊvÊÌ
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ÌÊÌ
iÊi`>ÌiÊÀ}
ÌÊvʼ"½°ÊÊʼ/8½Ê`V>ÌÊ>««i>ÀÃÊ
>ÌÊÌ
ÃÊV>ÌÊÜ
iÊÌÀ>ÃÌÌ}Ê}ÕÀiÊÓÓ®°
‘TX’ Transmit Indication
Figure 2-2 ‘TX’ Transmit Indication
Summary of Contents for GNS 530
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