ADI AR-446 - Page 10

5&5 OPERATION
5-1-1 CONTROL FUNTIONS
@POWER switch
Press to turn the transceiver on or off.
Press the VFO/Mb®V or MR/M key and switching the power on
will reset the VFO or MEMORY.
@Tuning control
This control is used to select the desired transmitter/receiver
frequency, MHz step, memoary channel, frequency step, tone
frequency, scan direction, etc.
@VOL control
This control is used to adjust the volume from the internal and
external speaker {if used). Clockwise rotation will increase the
volume and counterclockwise rotation will decrease the volume.
@$Q(Squelch) control
This control is used to select the desired squelch threshold level.
@®LOW/DIM key
LOW
This function is used to select the transmit output power level (HI,
MID or LOW)
DIM @
This function is used to select the intensity of the front panel
display illumination,
Pressing the F key for longer than 1 second and then press the
LOW/DIM key while the F indicator is flashing will turn the
time-out timer function on and off.
®Microphone connector
Attach the supplied microphone to this connector. The pin out of
the connector is shown in the accompanying illustration.
@®) GND -——. @ GND {Microphone sudiol
@ mic
{Microphone Audia}
@ PTT
{Push to Talk}
@ RX Audie Output
(Approx 100 mV/10 k obia)
@ DWN
(@ UP
(3) 8 VOC (Max 150 mA}
cS)
@
3
a
3
:
@VFO/M»>
This key i
MR or Cf
control ai
operating
Press anc
scan. Pre:
to stop.
Pressing ©
the mern
you to
changing
Pressing
VFO key
If you pr
switch y