Vertex Standard VXA-300 PILOT III Operating Manual page 50

10 DWMD
Function: Selects the Dual Watch/Priority Function.
Available Values: DW/PRI
Default Setting: DW
"DW" mode: The VXA-300 will activate the Dual Watch
feature when you press [ F ]
"PRI" mode: The VXA-300 will activate the Priority fea-
ture when you press [ F ]
11 POBP
Function: Select the Power on Beep.
Available Values: MD1/MD2/MD3/oFF
Default Setting: MD1
Note: You will hear the different selections as you rotate
the DIAL selector knob.
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12 IMIC
Function: Internal Microphone On/Off.
Available Values: on/oFF
Default Setting: oFF
This controls the status of the radio's internal microphone
[ SCAN ( DW )] .
when an external microphone (such as the MH-44
Speaker Microphone or an aviation headset connected via
[ SCAN ( DW )] .
the CT-96 Headset Cable) is in use. In most applications,
set 12 [ IMIC ] to "oFF" for proper operation (this disables
the internal microphone). The internal microphone will still
function normally when the external microphone is dis-
connected.
13 EMRG
Function: Emergency channel On/Off.
Available Values: on/oFF
Default Setting: on
This controls the operation of the Emergency [ 121.5 ] key.
When set to "oFF," this key will not function. You can still
use the frequency 121.5 MHz either by entering it on the
keypad in the VFO mode, or by recalling it on a previ-
ously-stored memory channel.
VXA-300 P
ODE
O
ILOT PERATING
M
ANUAL