Sony Corporation © 1999 Printed in Japan
Owner’s record
The model and serial numbers are located in the
battery compartment. Record the serial number
in the space provided below. Refer to them
whenever you call your Sony dealer regarding
this product.
Model No. ICB-U655
Serial No. _________________________
You are cautioned that any changes or
modifications not expressly approved in this
manual could void your authority to operate
this equipment.
INFORMATION
This equipment has been tested and found to
comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable
protection against harmful interference in a
residential installation. This equipment
generates, uses, and can radiate radio frequency
energy and, if not installed and used in
accordance with the instructions, may cause
harmful interference to radio communications.
However, there is no guarantee that interference
will not occur in a particular installation. If this
equipment does cause harmful interference to
radio or television reception, which can be
determined by turning the equipment off and
on, the user is encouraged to try to correct the
interference by one or more of the following
measures:
— Reorient or relocate the receiving antenna.
— Increase the separation between the
equipment and receiver.
— Connect the equipment into an outlet on a
circuit different from that to which the
receiver is connected.
— Consult the dealer or an experienced radio/
TV technician for help.
THIS DEVICE COMPLIES WITH PART 15 OF THE
FCC RULES. OPERATION IS SUBJECT TO THE
FOLLOWING TWO CONDITIONS:
(1) THIS DEVICE MAY NOT CAUSE HARMFUL
INTERFERENCE, AND
(2) THIS DEVICE MUST ACCEPT ANY
INTERFERENCE RECEIVED, INCLUDING
INTERFERENCE THAT MAY CAUSE
UNDESIRED OPERATION.
Warning
Never use this unit while skiing or during
any other sport activity as it may lead to
accidents or injury.
Never use this unit in an airplane, as the
electromagnetism from the unit may
endanger flight safety.
Caution
Never use this unit near medical equipment
without confirming safety and consent from
due authorities. The electromagnetism from
the unit may interfere with the equipment.
In hospitals or in other medical facilities, turn
off the power of this unit where use is
prohibited.
Before You Begin
Thank you for choosing the Sony FRS Two-way
radio! The unit will give you many hours of
reliable service.
Before operating the unit, please read these
instructions thoroughly and retain them for future
reference.
Features
The ICB-U655 is an FRS (Family Radio Service)
two-way radio and can be used without any
licences or qualifications within the United States.
• A transmitting output of 500 mW, with 14
channels. Can communicate with other FRS two-
way radios with the same frequency channels.
• Handy size, easy to operate.
• Group Talk feature — Allows you to communi-
cate only with units on the same channel with
the same group number, including other models
with the same feature.
• Search feature — Automatically searches for
unused channels and calls up members of your
group.
• 180º rotating antenna for convenience and
compactness.
• Liquid Crystal Display to show operation status.
Precautions
Placement
• Do not leave the unit near heat sources, such as
radiators or air ducts, or in a place subject to
direct sunlight, excessive dust, humidity, rain,
mechanical vibration or shock.
Do not leave the unit in a car parked in the sun,
especially in the summer.
• In vehicles or in buildings, transmission and
reception may be difficult or noisy. Try using the
unit near a window.
Safety
• Operate the unit on 4.5 V DC.
For battery operation, use three size AA (R6)
batteries.
For car battery operation, use only the car battery
cord recommended for this unit (not supplied).
Do not use any other car battery cord.
• When the unit is not to be used for a long time,
remove the batteries to avoid possible damage
caused by undue battery discharge, leakage or
corrosion.
• The nameplate indicating operating voltage,
etc. is located at the rear exterior.
• Should any solid object or liquid fall into the
unit, remove the batteries and have the unit
checked by qualified personnel before operating
it any further.
• Since a strong magnet is used for the speaker,
metallic objects such as pins, etc. may cling to the
unit. Keep personal credit cards using magnetic
coding or spring-wound watches away from the
unit to prevent possible damage from the
magnet.
• When the casing becomes soiled, clean it with a
soft cloth dampened with mild detergent
solution. Never use abrasive cleansers or
chemical solvents, as they may mar the casing.
• Keep the unit away from metallic objects.
• Handle the antenna with care, so as not to bend
or break it.
Notes on using the two-way radio
• Use this unit only within the United States of
America in accordance with the regulations
governing two-way radios in the United States of
America.
• Do not use this unit near a TV set, radio, or any
type of broadcast station, as it may cause
interference.
• You are warned that your transmission could be
heard by some other party.
• Do not disclose or use the transmission of other
parties in any form.
• Two-way radios are not protected from
interference by broadcast stations or other high
frequency facilities.
If you have any questions or problem concerning
your unit, please consult your nearest Sony dealer.
FRS Two-way Radio
Operating Instructions
3-866-276-11 (1)
ICB-U655
Troubleshooting
Should any problem persist after you have made
the following checks, consult your nearest Sony
dealer.
The power turns off unexpectedly.
• The unit turned itself off by the Auto Power Off
function (i.e., there was no reception or the unit
was left unoperated for about 6 hours). Press
POWER to turn the unit on again.
• The batteries have gone out. Replace all batteries
with new ones.
The power does not turn on.
• The batteries are not inserted with correct
polarity.
• The batteries are weak. Replace all batteries with
new ones.
• Key protection is active (“H” is displayed).
Press LIGHT/BATT/H for 2 seconds or longer
and disable key protection.
• The car battery cord is not connected securely.
Display is dim.
• The batteries are weak.
• The unit is being used in excessive heat or
humidity.
There is no sound at all.
• The volume is turned down completely. Adjust
with VOL.
You cannot establish contact with the
member(s) of your group.
• You are on a different channel (in the Basic mode
or the Group Talk mode).
• You are on a different group number (in the
Group Talk mode or the Search mode).
• You are too distant from each other. See “On
effective range”.
Specifications
Operating frequency
462.5625 - 462.7125 MHz
467.5625 - 467.7125 MHz
14 channels
Antenna
Whip antenna
Communicating system
Press-to-talk system (single transmission)
Modulation
F3E
Transmitting output
500 mW
Reception
Double superheterodyne system
Speaker
Approx. 3.6 cm (1
7
/
16
inches) dia., 4 ohms
Power output
100 mW (at 10% harmonic distortion)
Power requirements
4.5V DC, three size AA (R6) batteries
External power source
DC IN 4.5V jack accepts:
12V/24 V car battery with the recommended
Sony car battery cord (not supplied)
Auto Power Off
Approx. 6 hours
Dimensions
Approx. 60 × 101 × 29.5 mm (w/h/d) (2
3
/
8
× 4
× 1
3
/
16
in.) not incl. projecting parts and controls
Mass
Approx. 165 g (5.9 oz.) incl. batteries and a belt
clip
Supplied accessory
Belt holder (1)
Optional accessories
Speaker microphone CBM-20
Design and specifications are subject to change
without notice.
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