Icom iM304 Instruction Manual page 26

6
DSC OPERATION
r Push [Y] or [Z] to select the desired intership channel,
and push [DSC].
• Channel 70 is selected and "
t Push [DSC] to transmit the Group call.
• If Channel 70 is busy, the transceiver stands by until the channel
becomes clear.
• Routine category only is available.
20
" appears.
While transmitting
y After the Group call has been transmitted, the display
changes to the previously specified channel.
u Push and hold [PTT] to communicate your message to the
responding ship.
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