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VERSION
Europe
General
U.S.A.
U.S.A.
General
SYMBOL
EUR
GEN
USA
USA
GEN
INTRODUCTION
This service manual describes the latest service information
for the
IC-F510
,
IC-F520
and
IC-F521
VHF TRANSCEIVERS
at the time of publication.
DANGER
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.
DO NOT
expose the transceiver to rain, snow or any liquids.
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 transceiv-
er’s front end.
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>
1110003490 S.IC
TA31136FN
IC-F510 MAIN UNIT
5 pieces
8810009990 Screw PH BT M3
⋅
8 ZK IC-F520 Bottom cover 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
transceiver.
2.
DO NOT
open the transceiver until the transceiver 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 trans-
ceiver is defective.
6.
DO NOT
transmit power into a signal generator or a
sweep generator.
7.
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.
8.
READ
the instructions of test equipment thoroughly
before connecting equipment to the transceiver.
MODEL
IC-F510
IC-F520
IC-F521
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.