■
Receiving and transmitting
CAUTION:
Transmitting without an antenna may dam-
age the transceiver.
q
Push [POWER] 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
To change the channel group, push [CH/WX•U/I/C] while
pushing [H/L]. (p. 9)
r
Rotate [CHANNEL] or push [
Y
]/[
Z
] on the microphone to
select the desired channel.
• When receiving a signal, “
BUSY
” appears and audio is emitted
from the speaker.
• Further adjustment of [VOL] may be necessary at this point.
• Use the optional voice scrambler function for privacy. (p. 13)
t
Push [
F
], then push [6
LO/DX
] to turn the receive attenua-
tor function ON or OFF if necessary.
• “
LOCAL
” appears when the receive attenuator is in use.
y
Push [H/L] to select the output power if necessary.
• “
25W
” or “
1W
” appears when high or low power is selected, re-
spectively.
• Choose low power to conserve power, choose high power for
longer distance communications.
• Some channels are for low power only.
u
Push and hold [PTT] to transmit, then speak into the mi-
crophone.
• “
TX
” appears.
• Channel 70 cannot be used for transmission.
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.
i
Release [PTT] to receive.
IMPORTANT:
To maximize the readability of your trans-
mitted signal, pause a few sec. after pushing [PTT], hold
the microphone 1 to 2 inches (2.5 to 5 cm) from your
mouth and speak at a normal voice level.
WATERPROOF
VOL
iM602
VHF MARINE
MIC
U/I/C
9
SQL
16/9
w
e
t
q
r
r
y
u i
3
BASIC OPERATION
10