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7
3
BASIC OPERATION
3
■
Receiving and transmitting
CAUTION:
Transmitting without an antenna will damage
the transceiver.
q
Rotate
[VOL]
to turn power ON.
w
Set the audio and squelch levels.
➥
Rotate
[SQL]
fully counterclockwise in advance.
➥
Rotate
[VOL]
to adjust the audio output level.
➥
Rotate
[SQL]
clockwise until the noise disappears.
e
Push
[U/I/C]
(both [
Y
] and [
Z
]) on the transceiver several
times to select the desired channel group. (p. 6)
r
Push
[
Y
]
or
[
Z
]
to select a channel. (p. 5)
• When receiving a signal, “
” appears and audio is emitted
from the speaker.
• Further adjustment of
[VOL]
may be necessary.
t
Push
[HI/LO]
on the microphone to select the output
power if necessary.
• “
LOW
” appears when low power is selected.
• Choose low power for short range communications, choose high
power for longer distance communications.
• Some channels are for low power only.
y
Push and hold
[PTT]
to transmit, then speak into the mi-
crophone.
• “
” appears.
• Channel 70 cannot be used for transmission other than
DSC.
u
Release
[PTT]
to receive.
Simplex channels, 3, 21, 23, 61, 64, 81, 82 and 83
CAN-
NOT
be lawfully used by the general public in U.S.A. wa-
ters.
IMPORTANT:
To maximize the readability of your trans-
mitted signal, pause a few sec. after pushing
[PTT]
, hold
the microphone 2 to 4 inches (5 to 10 cm) from your mouth
and speak into the microphone at a normal voice level.
✔
NOTE for TOT (Time-out Timer) function
The TOT function inhibits continuous transmission over a pre-
set time period after the transmission starts.
u
r
t
y
q
Microphone
w
r
e