Icom IC-2100H Service Manual page 2

INTRODUCTION
DANGER
This service
manual
describes the
latest
service information
for
the
IC-2100H/IC-2100-T 144
MHz FM TRANSCEIVER
at
the time
of
publication.
NEVER
connect the transceiver
to
an
AC
outlet
or
to
a
DC
power
supply
that
uses
more
than 16
V.
This
will ruin
the
transceiver.
MODEL
^ VERSION
SYMBOL
IC-2100H
Europe
EUR
Italy
ITA
Taiwan
TPE
U.S.A
USA
Asia
SEA
Latin
America
LA
iC-2100-f
^
Thailand
THA
To upgrade
qualty,
any
electrical
or
mechanical
parts
and
internal circuits
are subject
to
chang
without notice or oblig-
ation
DO NOT
expose
the transceiver
to rain,
snow
or
any
liquids.
DO NOT
reverse the
polarities of
the
power
supply
when
connecting the
transceiver.
DO NOT
apply
an
RF
signal
of
more
than
20
dBm
(lOOmW)
to the
antenna connector. This could
damage
the trans-
ceiver's front
end.
ORDERING PARTS REPAIR
NOTES
Be
sure
to
include the following four points
when
ordering
1.
replacement
parts:
2
.
1
.
1
0-digit
order
numbers
2.
Component
part
number and
name
3.
3.
Equipment model
name
and
unit
name
4.
Quantity required
4.
<SAMPLE ORDER>
5.
1110002550
1C
TA725AP
IC-2100H
MAIN UNIT
5 pieces
6.
8810008660 Screw
PH
BO
M3x8
Nl
IC-2100H Chassis 10 pieces
7.
Addresses
are provided
on the
inside
back
cover
for
your
convenience.
8
.
Make
sure
a problem
is
internal before
disassembling
the transceiver.
DO NOT
open
the transceiver
until
the transceiver
is
dis-
connected from
its
power
source.
DO NOT
force
any
of
the variable
components.
Turn
them
slowly
and
smoothly.
DO
NOT
short
any
circuits
or electronic
parts.
An
insulat-
ed
turning
tool
MUST
be used
for
all
adjustments.
DO NOT
keep power
ON
for
a long time
when
the trans-
ceiver
is
defective.
DO
NOT
transmit
power
into
a
signal
generator
or
a
sweep
generator.
ALWAYS
connect a 50
dB
to
60
dB
attenuator
between
the transceiver
and
a deviation
meter
or
spectrum ana-
lyzer
when
using
such
test
equipment.
READ
the instructions of test
equipment
thoroughly
before connecting
equipment
to
the transceiver.
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