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FOREWORD
Thank you for purchasing this Icom radio. The IC-M90 VHF MA-
RINE TRANSCEIVER 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.
IMPORTANT
READ ALL INSTRUCTIONS carefully and com-
pletely before using the transceiver.
SAVE THIS INSTRUCTION MANUAL—This in-
struction manual contains important operating instructions for
the IC-M90.
EXPLICIT DEFINITIONS
FEATURES
☞ Waterproof construction
Built tough to withstand the punishing marine environ-
ment, the IC-M90 meets JIS waterproof specification
grade 7 while using BP-223 (option) or BP-225.
In addition to, the speaker grill adopts a new structure
which drains water or seawater easily.
☞ Dualwatch and tri-watch functions
Convenient functions which allow you to monitor the dis-
tress channel (Ch 16) while receiving one other channel of
your choice (dualwatch), or while receiving one other
channel of your choice and the call channle (Ch 09) (tri-
watch). See p. 14 for details.
☞ Large, easy-to-read LCD
With dimensions of 19(H) × 35(W) mm;
3
⁄4(H) × 1
3
⁄8(W) inch,
the IC-M90’s function display is easy to read and shows op-
erating conditions at a glance. Backlighting and contrast
can be adjusted to suit your preferences.
☞ Simple operation
6 large buttons on the front panel provide user-friendly op-
eration. The independent volume and channel buttons are
located on the front panel for convenient one-handed op-
eration.
iii
WORD
DEFINITION
RWARNING
CAUTION
NOTE
Personal injury, fire hazard or electric shock
may occur.
If disregarded, inconvenience only. No risk
of personal injury, fire or electric shock.
Equipment damage may occur.