Icom iM304 Instruction Manual page 27

D Transmitting All Ships call
Large ships use Channel 70 as their 'listening channel.'
When you want to announce a message to these ships, use
the 'All Ships call' function.
q Push [DSC] to enter the DSC menu.
w Push [Y] or [Z] to select "
e Push [DSC] to enter the standby condition for All Ships
call.
• Channel 70 is selected and "
."
Scrolls
" appears.
r Push [DSC] to transmit the All Ships call.
• Routine category only is available.
• Low power is selected.
While transmitting
t After the All Ships call has been transmitted, the display
changes to Channel 16 automatically.
6
DSC OPERATION
Scrolls
6
21