iFOREWORDThank you for purchasing this Icom product. The IC-M323/IC-M323G/IC-M324/IC-M324G VHF MARINE TRANSCEIVER isdesigned and built with Icom’s state of the art technology andcraftsmanship. With proper care, this product should provideyou with years of trouble-free operation.We appreciate you making the IC-M323, IC-M323G, IC-M324,or IC-M324G your radio of choice, and hope you agree withIcom’s philosophy of “technology first.” Many hours of researchand development went into the design of your radio.FEATURESD❍ Simple operation with large keys❍ Easy to hear speaker❍ Built-in DSC meets ITU Class D requirement❍ Rugged waterproof construction❍ Easy to make an individual DSC calls using theoptional MA-500TR Class B AIS TransponderIMPORTANTREAD ALL INSTRUCTIONS carefully and completelybefore using the transceiver.SAVE THIS INSTRUCTION MANUAL — This in-struction manual contains important operating instructionsfor the transceiver.EXPLICIT DEFINITIONSWORD DEFINITIONRWARNING! Personal injury, fire hazard or electricshock may occur.CAUTION Equipment damage may occur.NOTE If disregarded, inconvenience only. No riskof personal injury, fire or electric shock.CLEAN THE TRANSCEIVER AND MICROPHONE THOR-OUGHLY WITH FRESH WATER after exposure to waterincluding salt, otherwise, the keys and switch may becomeinoperable due to salt crystallization.