This service manual describes the latest technical information
for the
IC-M73, IC-M73EURO
VHF MARINE TRANSCEiVER,
at the time of publication.
NEVER
connect the transceiver to an AC outlet or to a DC
power supply that uses more than the specifi ed voltage. This
will ruin the transceiver.
DO NOT
reverse the polarities of the power supply when con-
necting the transceiver.
DO NOT
apply an RF signal of more than 20 dBm (100 mW) to
the antenna connector. This could damage the transceiver’s
front-end.
To upgrade quality, any electrical or mechanical parts
and internal circuits are subject to change without notice
or obligation.
MODEL
VERSION
AC ADAPTER
FLEXIBLE
ANTENNA
IC-M73
USA
BC-123SA
FA-S64V
EXP
BC-123SE
USA-10
BC-123SA
EXP-10
BC-123SE
IC-M73EURO
EUR-01
FA-S59V
EUR
FA-S64V
UK
–
FRG
BC-123SE
HOL
AUS
BC-123SV
EUR-11
BC-123SE
FA-S59V
EUR-10
FA-S64V
UK-10
–
FRG-10
BC-123SE
HOL-10
AUS-10
BC-123SV
Be sure to include the following four points when ordering
replacement parts:
1. 10-digit Icom part number
2. Component name
3. Equipment model name and unit name
4. Quantity required
<ORDER EXAMPLE>
1110003491
S.IC
TA31136FNG IC-M73 MAIN UNIT 5 pieces
8820001210
Screw
2438 screw
IC-M73 Top cover
10 pieces
Addresses are provided on the inside back cover for your
convenience.
ORDERING PARTS
1. Make sure that the problem is internal before dis-assem-
bling the transceiver.
2.
DO NOT
open the transceiver until the transceiver is dis-
connected from its power source.
3.
DO NOT
force any of the variable components. Turn them
slowly and smoothly.
4.
DO NOT
short any circuits or electronic parts. An insulated
tuning tool MUST be used for all adjustments.
5.
DO NOT
keep power ON for a long time when the trans-
ceiver is defective.
6.
DO NOT
transmit power into a Standard Signal Generator
or a Sweep Generator.
7.
ALWAYS
connect a 30 dB to 40 dB attenuator between the
transceiver and a Deviation Meter or Spectrum Analyzer,
when using such test equipment.
8.
READ
the instructions of the test equipment thoroughly
before connecting it to the transceiver.
REPAIR NOTES
INTRODUCTION
CAUTION
(IC-M73EURO)
Icom, Icom Inc. and the Icom logo are registered trademarks of Icom Incorporated (Japan) in Japan, the United States, the
United Kingdom, Germany, France, Spain, Russia and/or other countries.
