i
IMPORTANT
READ THIS INSTRUCTION MANUAL
CAREFULLY
before attempting to operate the re-
peater.
SAVE THIS INSTRUCTION MANUAL–
This
manual contains important safety and operating in-
structions for the IC-FR4000.
EXPLICIT DEFINITIONS
R
WARNING HIGH VOLTAGE! NEVER
at-
tach an antenna or internal antenna connector during
transmission. This may result in an electrical shock or
burn.
R
NEVER
apply AC to the [BATTERY] terminals on
the repeater rear panel. This could cause a fire or
damage the repeater.
R
NEVER
apply more than 16 V DC, such as a 24 V
battery, to the [BATTERY] terminals on the repeater
rear panel. This could cause a fire or damage the re-
peater.
R
NEVER
let metal, wire or other objects touch any
internal part or connectors on the rear panel of the re-
peater. This may result in an electric shock.
R
NEVER
expose the repeater to rain, snow or any
liquids.
AVOID
using or placing the repeater in areas with tem-
peratures below –30°C (–22°F) or above +60°C
(+140°F). Be aware that temperatures on a vehicle’s
dashboard can exceed 80°C (+176°F), resulting in per-
manent damage to the repeater if left there for ex-
tended periods.
AVOID
placing the repeater in excessively dusty envi-
ronments or in direct sunlight.
AVOID
putting anything on top of the repeater. This will
obstruct heat dissipation.
Place the repeater in a secure place to avoid inadver-
tent use by children.
BE CAREFUL!
The heatsink will become hot when op-
erating the repeater continuously for long periods.
BE CAREFUL!
If a linear amplifier is connected, set
the repeater’s RF output power to less than the linear
amplifier’s maximum input level, otherwise, the linear
amplifier will be damaged.
Use Icom microphones only (optional). Other manu-
facturer’s microphones have different pin assignments,
and connection to the IC-FR4000 may damage the re-
peater.
For U.S.A. only
CAUTION:
Changes or modifications to this repeater,
not expressly approved by Icom Inc., could void your
authority to operate this repeater under FCC regula-
tions.
PRECAUTION
WORD
R
WARNING
CAUTION
NOTE
DEFINITION
Personal injury, fire hazard or electric
shock may occur.
If disregarded, inconvenience only.
No risk of personal injury, fire or
electric shock.
Equipment damage may occur.
Icom, Icom Inc. and the
logo are registered trademarks
of Icom Incorporated (Japan) in the United states, the United
Kingdom, Germany, France, Spain, Russia and/or other coun-
tries.