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2
BASIC OPERATION
■ Call procedure
Whenyoursystememploystonesignaling(excludingCTCSS
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.
qSelectthedesiredTXcodechannelanda2/5-tonecode,
according to your System Operator’s instructions.
•Thismaynotbenecessary,dependingonthepreprogram-
ming.
•Refertopages9and10forselection.
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.
■ Receiving and transmitting
Receiving:
q Hold down [
] for 1 second to turn ON the power.
w Push [CH Up] or [CH Down] to select a channel.
e When receiving a call, rotate [VOL] to adjust the audio out-
put level to a comfortable listening level.
NOTE:
Depending on the preprogramming, the transceiver
automatically transmits the microphone audio for the specified
time period* when a matched RX code signal is received.
•HM-148GorHM-152H A N D M I C R O P H O N E is required.
* Depending on the preprogramming. Ask your dealer for details.
Transmitting:
Wait for the channel to become clear to avoid interference.
q Take the microphone off hook.
•The‘audible’conditionisselected.
•Aprioritychannelmaybeautomaticallyselected.
w Wait for the channel to become clear.
•
ThechannelisbusywhentheTX/RXindicatorlightsgreen.
e While holding down [PTT], speak into the microphone at
your normal voice level.
r Release [PTT] to return to receive.
IMPORTANT:Tomaximizethereadabilityofyoursignal;
1. Pause briefly after pushing [PTT].
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.
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