Garmin gps gns 430aw Manuale Utente

2

Left-hand Keys and Knobs

k

 

In the GNC 420W and the GNS 430W, the 
COM power/volume knob controls unit 
power  and communications radio volume. 
Press the knob momentarily to enable/disable 
automatic squelch control. 

j

 

In the GNS 430W, the VLOC volume knob 
controls audio volume for the selected VOR/ 
Localizer frequency. Press momentarily to 
enable/disable the ident tone. 

y

 

In the GNC 420W and GNS 430W, the large 
left knob is used to tune the megahertz 
(MHz) value of the standby frequency for 
the COM transceiver or the VLOC receiver, 
whichever is currently selected by the tuning 
cursor. 

v

 

In the GNC 420W and GNS 430W, the small 
left knob is used to tune the kilohertz (kHz) 
value of the standby frequency for the COM 
transceiver 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 
windows. 

W

 

In the GNC 420W and GNS 430W, 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

 

In the GNS 430W, the VLOC flip-flop key 
is used to swap the active and standby VLOC 
frequencies (i.e., make the selected standby 
frequency active).