User Manual

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PREFACE
Thank you for choosing this Icom product.
This product is designed and built with Icom’s state of the art
technology and craftsmanship. With proper care, this product
should provide you with years of trouble-free operation.
D FEATURES
❍ Simple operation with large keys
❍ Easy to hear speaker
❍ Built-in DSC meets ITU Class D requirement
❍ Rugged waterproof construction
❍ Optional COMMANDMIC
IV ™ (HM-195)
❍ Easy to make an individual DSC calls using the optional
MA-500TR Class B AIS Transponder
❍ Built-in GPS *
*For only IC-M423G and IC-M424G.
IMPORTANT
READ ALL INSTRUCTIONS carefully and completely
before using the transceiver.
SAVE THIS INSTRUCTION MANUAL — This in-
struction manual contains important operating instructions
for the transceiver.
EXPLICIT DEFINITIONS
WORD DEFINITION
RWARNING!
Personal injury, fire hazard or electric
shock may occur.
CAUTION
Equipment damage may occur.
NOTE
If disregarded, inconvenience only. No risk
of personal injury, fire or electric shock.
CLEAN THE TRANSCEIVER AND MICROPHONE THOR-
OUGHLY WITH FRESH WATER after exposure to saltwa-
ter, and dry it before operating. Otherwise, the transceiver's
keys, switches and controllers may become unusable, due
to salt crystallization.
Icom is not responsible for the destruction or damage to the
Icom transceiver, if the malfunction is because of:
• Force majeure, including, but not limited to, fires, earth-
quakes, storms, floods, lightnings, or other natural disas-
ters, disturbances, riots, war, or radioactive contamination.
• The use of Icom transceiver with any equipment that is not
manufactured or approved by Icom.
NOTE: If the transceiver’s waterproof protection appears
defective, carefully clean it with a soft, wet (fresh water)
cloth, then, dry it before operating.
The transceiver may lose its waterproof protection if the
case or connector cover is cracked or broken, or the trans-
ceiver has been dropped.