Icom IC-M304 Instruction Manual

Below you will find brief information for VHF marine transceiver M304. The VHF marine transceiver M304 is a powerful and versatile radio that can be used for a variety of purposes, including communication with other vessels, calling for assistance, and receiving weather information. With the VHF marine transceiver M304 you can enjoy the peace of mind that comes with knowing that you have a reliable and dependable communication system on board your vessel. It is compact and portable, making it easy to install and use. It also features a variety of safety features, including a built-in Digital Selective Calling (DSC) system. With the VHF marine transceiver M304, you can communicate with other vessels, call for assistance in an emergency, and receive weather information.

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ICOM M304 Instruction Manual | Manualzz

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Key features

  • Large 2-digit Channel with scrolling comment
  • New Force5Audio™ speaker
  • Built-in DSC meets RTCM SC101 requirement
  • Submersible construction
  • Favorite channel function
  • AquaQuake water draining function

Frequently asked questions

To transmit the Distress call, while opening the key cover, push [DISTRESS] for 5 sec. The Distress call is automatically transmitted every 3.5 to 4.5 minutes. Push and hold [DISTRESS] for 5 sec. to transmit a renewed Distress call, if desired.

Push [U/I/C] to select the desired channel group. Push and hold [9] for 1 sec. to select the call channel. Push and hold [9] again for 3 sec. to enter call channel programming condition. Push [Y] or [Z] to select the desired channel. Push [!6] to program the displayed channel as the call channel.

Push [DSC] to enter the DSC menu. Push [Y] or [Z] to select "Position Request". Push [Y] or [Z] to select the desired pre-programmed individual address. Push [DSC] to transmit the Position Request call.

Select Dualwatch in Set mode. Select the desired channel. Push and hold [DUAL] for 1 sec. to start Dualwatch. To cancel Dualwatch, push [DUAL].
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