10
3
BASIC OPERATION
3
■ Receiving
q Rotate [VOL] to turn ON the power.
w Push [SQLZ] several times to open the squelch.
• Select the squelch level 0.
e Rotate [VOL] to adjust the audio level.
r Push [SQLY] several times until the noise is muted.
• The “ ” icon disappears.
t Set the frequency by pushing [Y]/[Z] or the keypad keys.
y When a signal is received on the set frequency:
• The “
” icon appears.
• The squelch opens and audio is heard from the
speaker.
When the squelch setting is too “tight” (large number setting),
squelch may not open for weak signals. To receive weaker
signals, loosen (small number setting) the squelch.
■ Transmitting
q Set the frequency by pushing [Y]/[Z] or the keypad keys
(IC-A15 only).
w Hold down [PTT] to transmit.
• The “ ” icon appears.
e Speak into the microphone at a normal voice level.
• DO NOT hold the transceiver too close to your mouth or speak
too loudly. This may distort the signal.
r Release [PTT] to receive.
NOTE: About Time-Out-Timer function
To prevent prolonged transmission, according to regula-
tory requirements, the IC-A15/S has a Time-Out Timer
function. This timer cuts OFF transmission after the set
time period.
The Time-Out Timer is set in the Set mode. See page 23
for details.
CAUTION: Transmitting without an antenna may damage
the transceiver.
NOTE: To prevent interference, listen on the frequency
before transmitting. If the frequency is busy, wait until it is
clear.
[PTT]
Microphone
Appears while transmitting
Appears when a signal is received.
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