I Receiving And Transmitting - Icom IC-M602 Instruction Manual

3
BASIC OPERATION

I 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 Y ]/[Z 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.
• Use the optional voice scrambler function for privacy. (p. 13)
t Push [F], then push [6
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 for short range communications, choose high
power for longer distance communications.
• Some channels are for low power only.
10
] to turn the receive attenua-
LO/DX
u Push and hold [PTT] to transmit, then speak into the mi-
crophone.
• "TX" appears.
• Channel 70 cannot be used for transmission other than DSC.
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.
y e
VHF MARINE iM602
WATERPROOF
U/I/C
MIC
VOL SQL
w r
t u i
9
16/9
q r