Introduction; Danger; Repair Notes; Ordering Parts - Icom IC-718 Service Manual Addendum

INTRODUCTION

This service manual describes the latest service information
for the IC-718 HF TRANSCEIVER at the time of publication.
To upgrade quality, all electrical or mechanical parts
and internal circuits are subject to change without
notice or obligation.
VERSION NO. VERSION
#02 U.S.A.
#03 Europe
#04 Italy
#05 France
#06 Spain
#08 Other
#10 Korea
#12 U.S.A.

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>
1110001810 S.IC TA7368F
8810009650 Screw FH BT M3 × 8 NI-ZU IC-718 CHASSIS
Addresses are provided on the inside back cover for your
convenience.
SYMBOL
USA
EUR
ITA
FRA
ESP
OTH
KOR
USA-1
IC-718 MAIN UNIT 1 piece
6 pieces

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 liq-
uids.
DO NOT
reverse the polarities of the power supply when
connecting 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.

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
insulated tuning tool MUST be used for all adjustments.
5. DO NOT keep power ON for a long time when the
transceiver is defective.
6. DO NOT transmit power into a signal generator or a
sweep generator.
7. ALWAYS connect a 50 dB or 60 dB attenuator between
the transceiver and a deviation meter or spectrum
analyser when using such test equipment.
8. READ the instructions of test equipment thoroughly
before connecting equipment to the transceiver.