ICOM 290500 Benutzerhandbuch

9

4

BASIC OPERATION

New2001

■ Receiving and transmitting

q Rotate [VOL] clockwise to turn power ON.

• Opening comment scrolls. (p. 13)
• Push [16•9] to skip the opening comment indication.

w Set the volume and squelch level.

➥ Push [

], and push [Z

Z] to open the squelch.

➥ Rotate [VOL] to set the volume level.

➥ Push [

], and push [Y

Y]/[Z

Z] to set the squelch level.

e Push [Y

Y]/[Z

Z] to select the desired channel.

- When receiving a signal, “

” indicator appears while audio is

emitted from the speaker.

- Further adjustment of [VOL] may be necessary at this point.

r Push [H/L•LOCK] to select the output power if necessary.

- “LOW” appears when low power is selected; “MID” appears

when middle 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 mi-

crophone.

- 

The transmit indicator appears while transmitting.

- Channel 70 cannot be used for transmission.

y Release [PTT] to receive.

IMPORTANT: To maximize the readability of your trans-
mitted signal, pause a few sec. 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.

To prevent accidental prolonged transmission, etc., the IC-
M72 has a time-out timer function. This timer cuts a trans-
mission OFF after 5 min. of continuous transmission.

Microphone

Speaker

r Set output power

t Push to transmit
y Release to receive

q Power ON
w Set volume

w Set the squelch 

level

w Set the squelch 

level

e Select the 

channel

Transmitting without an antenna may

damage the transceiver.

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