i
FOREWORD
Thank you for purchasing this Icom transceiver. The IC-M604
vhf marine transceiver is designed and built with Icom’s
state of the art technology and craftsmanship. With proper
care, this transceiver should provide you with years of trou
-
ble-free operation.
We want to take a couple of moments of your time to thank
you for making the IC-M604 your radio of choice, and hope
you agree with Icom’s philosophy of “technology first.” Many
hours of research and development went into the design of
your IC-M604.
D FEATURES
❍ Built-in DSC meets ITU Class D requirement
❍ Front and rear panel microphone connection
❍
Optional COMMANDMICII™ (HM-157) and
COMMANDMICIII™ (HM-162) are available and
up to two COMMANDMIC™s can be connected
❍
Easy to make individual DSC calls using Icom
’
s
MA-500TR Class B AIS Transponder
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 IC-M604.
EXPLICIT DEFINITIONS
WORD DEFINITION
R WARNING!
CAUTION
NOTE
Personal injury, fire hazard or electric
shock may occur.
Equipment damage may occur.
Recommended for optimum use. No risk of
personal injury, fire or electric shock.
CLEAN THE TRANSCEIVER AND MICROPHONE
THOROUGHLY WITH FRESH WATER after exposure to
water including salt, otherwise, the keys and switch may
become inoperable due to salt crystallization.
Icom, Icom Inc. and the Icom logo are registered trademarks of Icom Incor-
porated (Japan) in Japan, the United States, the United Kingdom, Germany,
France, Spain, Russia and/or other countries.
COMMANDMIC is a registered trademark of Icom Incorporated (Japan) in the
United States.