MODEL
AT-130
AT-130E
AT-140
SYMBOL
USA
USA-1
USA-2
EUR
EUR-1
USA-3
VERSION
U.S.A.
U.S.A.-1
U.S.A.-2
Europe
Europe-1
U.S.A.-3
INTRODUCTION
This service manual describes the latest service information
for the AT-130/AT-130E/AT-140 HF AUTOMATIC ANTENNA
TUNER at the time of publication.
DANGER
NEVER connect the antenna tuner to an AC outlet or to a DC
power supply that uses more than 16 V. This will ruin the
antenna tuner.
DO NOT expose the antenna tuner to rain, snow or any liq-
uids.
DO NOT reverse the polarities of the power supply when
connecting the antenna tuner.
ORDERING PARTS
Be sure to include the following four points when ordering
replacement parts:
1. 10-digit order numbers
2. Component part number and name
3. Equipment model name and unit name
4. Quantity required
<SAMPLE ORDER>
1140003000 IC
µ
PD78212CW
AT-130
TUNER UNIT 5 pieces
8810000660 Screw PH M4
×
12 SUS AT-130
Top case
10 pieces
Addresses are provided on the inside back cover for your
convenience.
REPAIR NOTES
1. Make sure a problem is internal before disassembling the
antenna tuner.
2. DO NOT open the antenna tuner until the antenna tuner
is disconnected 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 insu-
lated tuning tool MUST be used for all adjustments.
5. DO NOT keep power ON for a long time when the anten-
na tuner is defective.
6. READ the instructions of test equipment thoroughly
before connecting equipment to the antenna tuner.
To upgrade quality, any electrical or mechanical parts and
internal circuits are subject to change without notice or
obligation.
Icom, Icom Inc. and are registered trademarks of Icom Incorporated (Japan) in the United States, the United Kingdom,
Germany, France, Spain, Russia and/or other countries.