8
2
BASIC OPERATION
■
Call procedure
When your system employs tone signaling (excluding CTCSS
and DTCS), a call procedure may be necessary prior to voice
transmission. The tone signalling employed may be a selec-
tive calling system which allows you to call specific station(s)
only and prevents unwanted stations from contacting you.
q
Select the desired TX code channel, 2/5-tone code ac-
cording to your System Operator’s instructions.
• This may not be necessary depending on programming.
• Refer to pages 9–10 for selection.
w
Push
[Call]
(assigned to one of the dealer programmable
keys).
e
After transmitting, the remainder of your communication
can be carried out in the normal fashion.
Selective calling
Non-selective calling
■
Receiving and transmitting
Receiving:
q
Hold down
[ ]
for 1 sec. to turn the power ON.
w
Push
[CH Up]
or
[CH Down]
to select a channel, in se-
quence.
e
When receiving a call, rotate
[VOL]
to adjust the audio
output level to a comfortable listening level.
NOTE:
Depending on the pre-setting, the transceiver auto-
matically transmits the microphone audio for the specified
time period* when a matched RX code signal is received.
• HM-148G or HM-152
hand
microphone
is required.
* Depending on the pre-setting. Ask your dealer for details.
Transmitting:
Wait for the channel to become clear to avoid interference.
q
Take the microphone off hook.
• The ‘audible’ condition is selected.
• A priority channel may be selected automatically.
w
Wait for the channel to become clear.
• The channel is busy when BUSY indicator appears on the LCD.
e
While pushing and holding
[.TT]
, speak into the micro-
phone at your normal voice level.
r
Release
[.TT]
to return to receive.
IM.ORTANT:
To maximize the readability of your signal;
1. Pause briefly after pushing
[.TT]
.
2. Hold the microphone 5 to 10 cm (2 to 4 inches) from
your mouth, then speak into the microphone at a normal
voice level.