Icom IC-R7100 Service Manual page 2

INTRODUCTION
This service manual describes the latest service infor-
mation tor the IC-R7100 WIDEBAND RECEIVER at Ihe
time of publication.
5 verslons of the IC-R7100 have been designed. This
service manual covers each versten.
VERSION NO.
VERSION SYMBOL
#02
U.S.A. USA
#03
Europe EUR
#04
Australia
AUS
# 05
Germany FRG
#06 France
FRA
To upgrade quality, all electrica l or mechanica I parts
and internal ci rcuits are subjec t to change without
notl ee or obligation.
DANGER
Use ONLY the speeified AC voltage descr ibed on Ihe
AC powe r soeket. Other voltages w il! causa receiver
damage or personal injury.
DO NOT louch Ihe REG UNIT after Ihe receiver is
connected to an AC eutlet. An insulat ed tooi must ba
used at all times.
DO NOT
expose Ih e rec eive r to rain, snow or any liquids.
DO NOT apply an RF signalof more than 100 mW
(20 dBm) to Ihe antenna connector. This could damage
Ihe receiver's front-end.
ORDERING PARTS
Be su re 10 inc lude Ihe following four point s when ordering
replacement parts :
1. 1Q·digit order numbers
2. Component part nurnber-and name
3. Equipment model na me and unit name
4. Quantity reculred
< SA M PL E ORDER >
1110001360 IC
~PC1 242H
te-R7100 MA1N UNIT 5preces
8810005510 Screw FHM3 x6 ZKBS le-R71 00 Top cover 10pieces
Addresses are provided on Ihe inside back cover tor your
convenience.
.REPAIR NOTES
1. Make sure a problem is internal betore disassembling
the rec eiver.
2. DO NOT open the receiver until Ihe receiver is
disconnected trom a power sourc e.
3.
USE
an exlernal AC power supply 10 a receiver power
sourc e during lesl ing.
4. DO NOT force any of the variabie componenIs. Turn
Ihem slowly and smoothly.
5.
DO NOT
short any circuits or eleclronic parts. An
insulated tuning 1001 MUST be used lor all adlust-
rnents.
6. DO NOT keep power ON tor a long Iime when the
receiver is detective.
7. READ lhe insturelions of lest equipmenl Ihoroughly
betore connecting equipmenl 10 Ihe receiver.