5 OPERATION
5-1-1 CONTROL FUNCTIONS
A.LDCK
- -
REV
CD
POWER switch
Press
to
turn
the
transceiver
on
or off.
Press the
VFO/M
~
V or M
R/M
key and
switching
the
power
on
will reset the
VFO
or MEMORY.
The microphone
PF
key can
be
programmed when
the power
is
switched on.
·~Tuning
control
This control is used
to
select the desired
transmitter
I receiver frequency, M Hz step,
memory
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.
@
SQL
(Squelch) control
10
This
control
is used
to
select the desired squelch
threshold level.
:ID
LOW
/01 M key
LOW
I~
This
function
is used
to
select the !transmit
output
power level (HI, MID(Except
TM-54V\/E),
or LOW).
DIM
This
function
is
used to select the intensity
of
the
front
panel display illumination.
(See
page
48)
Pressing the F key
for
longer
than 1 second and then
press the
LOW/DIM
key while the F indicator is flash·
ing
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---,
:I'·
MIC
(Microphone
Audioi'-.A~~
J_',
PTT
(Push
to
Talk)
(j)
GNO
{Microphone
audial
([l
RX
Audio
Output
(Approx
100
mV/10
k ohm)
-?)
8 VOC
(Max
1
SO
mAl
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