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4
BASIC OPERATION
4
■ Receiving and transmitting
q Rotate [VOL] clockwise to turn power ON.
w Set the volume and squelch level.
➥ Push [SQL•
MONI], and push [√] to open the squelch.
➥ Push [SQL•
MONI] to stop the “SQL” indicator blinking,
then rotate [VOL] to set the volume level.
➥ Push [SQL•
MONI], and push [∫]/[√] to set the squelch
level.
e Push [Y]/[Z] to select the desired channel.
- When receiving a signal, the [TRANSMIT/RECEIVE] indicator
lights green while audio is emitted from the speaker.
- Further adjustment of [VOL] may be necessary at this point.
r Push [Hi/Lo• ] to select the output power if necessary.
- “LOW” appears when low power is selected; no indication when
high power is selected.
- Choose low power to conserve battery power, choose high
power for longer distance communications.
- Some channels are for low power only.
t Push and hold [PTT] to transmit, then speak into the
microphone.
-
The [TRANSMIT/RECEIVE] indicator lights red while
transmitting.
y Release [PTT] to receive.
IMPORTANT: To maximize the readability of your trans-
mitted signal, pause a moment after pushing [PTT], hold
the microphone 5 to 10 cm (2 to 4 inches) from your mouth
and speak into the microphone at a normal voice level.
NOTE: The transceiver has a power save function to con-
serve the battery power. The power save function activates
automatically when no signal is received for 5 sec.
For U.S.A version: To prevent accidental prolonged trans-
mission, etc., the IC-GM1600 has a time-out-timer func-
tion. The timer cuts a transmission OFF after 5 min. of con-
tinuous transmission.
M
IC
/S
P
q Power ON
w Set volume
r Select output power
Speaker
t Push to transmit
y Release to receive
w Set the squelch level
e Select channel
w Set the squelch level
Microphone