Instruction manual

9
3
BASIC OPERATION
New2001
3
■ Receiving and transmitting
CAUTION: Transmitting without an antenna will damage
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 While pushing and holding [H/L], push [CH/WX] several
times to change the channel group. (p. 8)
r Rotate [SELECTOR] to select a channel.
(pgs. 6, 7, 57)
• Pushing the keypad or [
YY
]/[
ZZ
] on the microphone also selects a
channel.
• When receiving a signal, “
BBUUSSYY
” appears and audio is emitted
from the speaker.
• Further adjustment of [VOL] may be necessary.
t Push [F], then push [6• ] to turn the receive Atten-
uator function ON or OFF, if necessary.
•“
LLOOCC
” appears when the receive Attenuator is ON.
y Push [H/L] to select the output power if necessary.
•“
2255WW
” or “
11WW
” 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.
u Push and hold [PTT] to transmit, then speak into the mi-
crophone.
•“
TTXX
” appears.
• Channel 70 cannot be used for transmission other than DSC.
i Release [PTT] to receive.
Simplex channels, 3, 21, 23, 61, 64, 81, 82 and 83 CANNOT
be lawfully used by the general public in U.S.A. waters.
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 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.
A beep sounds 10 sec. before the TOT function activates, to
indicate the transmission will be shut down and “
TTOOTT
” ap-
pears on the channel comment indicator. Transmission is not
possible for 10 sec. after this transmission shut down.
VOL
iM604
VHF MARINE
MIC
U/I/C
9
16
SQL
DISTRESS
Microphone
w
eetui
qrrye
y
r
LO/DX
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