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WIRELESS UNIT
RFU-6100
INSTRUCTION MANUAL
KENWOOD CORPORATION
B60-5492-08 00 C (K) KW 0402
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Before applying power
Caution: Read this page carefully to ensure safe operation.
Units are designed for operation as follows.
U.S.A. and Canada ............................................ AC 120V only
Safety precautions
WARNING : TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS
RISQUE DE CHOC ELECTRIQUE
NE PAS OUVRIR
THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL, WITHIN AN EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE USER TO THE PRESENCE OF UNINSULATED “DANGEROUS VOLTAGE” WITHIN
THE PRODUCT’S ENCLOSURE THAT MAY BE OF SUFFICIENT MAGNITUDE TO CONSTITUTE A RISK
OF ELECTRIC SHOCK TO PERSONS.
THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS INTENDED TO ALERT THE USER
TO THE PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE (SERVICING) INSTRUCTIONS
IN THE LITERATURE ACCOMPANYING THE APPLIANCE.
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
Unpacking
Unpack the unit carefully and make sure that all accessories are put aside so they will not be lost.
Examine the unit for any possibility of shipping damage. If your unit is damaged or fails to operate, notify your dealer immediately. If
your unit was shipped to you directly, notify the shipping company without delay. Only the consignee (the person or company
receiving the unit) can file a claim against the carrier for shipping damage.
We recommend that you retain the original carton and packing materials for use should you transport or ship the unit in the future.
Keep this manual handy for future reference.
RFU-6100 wireless unit:
Wireless Receiver (RFU-R6100) ...................................... 1
Wireless Transmitter (RFU-T6100) ................................. 1
AC adaptor ......................................................................... 1
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IMPORTANT SAFEGUARDS
Caution: Read this page carefully to ensure safe operation.
Please read all of the safety and operating instructions
before operating this appliance. Adhere to all warnings on
the appliance and in the instruction manual. Follow all the
safety and operating instructions. These safety and operating
instructions should be retained for future reference.
1. Power sources – The appliance should be connected to
a power supply only of the type described in the instruction
manual or as marked on the appliance. If you are not sure
of the type of power supply to your home, consult your
appliance dealer or local power company. For appliances
intended to operate from battery power, or other sources,
refer to the instruction manual.
2. Power-cord protection – Power-supply cords should
be routed so that they are not likely to be walked on or
pinched by items placed upon or against them, pay
particular attention to cords at plugs, convenience
receptacles, and the point where they exit from the
appliance.
CAUTION – Polarization – This appliance may be
3.
equipped with a polarized alternating-current line plug (a
plug having one blade wider than the other). This plug
will fit into the power outlet only one way. This is a safety
feature. If you are unable to insert the plug fully into the
outlet, try reversing the plug. If the plug should still fail to
fit, contact your electrician to replace your obsolete
outlet. Do not defeat the safety purpose of the polarized
plug.
4. Ventilation – Slots and openings in the cabinet are
provided for ventilation and to ensure reliable operation
of the appliance and to protect it from overheating, and
these openings must not be blocked or covered. The
appliance should be situated so that its location or
position does not interfere with its proper ventilation.
To maintain good ventilation, do not put records or a
table-cloth on the appliance. Place the appliance at least
10 cm away from the walls.
Do not use the appliance on a bed, sofa, rug or similar
surface that may block the ventilation openings. This
appliance should not be placed in a built-in installation
such as a bookcase or rack unless proper ventilation is
provided or the manufacturer’s instructions have been
adhered to.
5. Water and moisture – The appliance shall not be
exposed to dripping and splashing - for example, near a
bathtub, washbowl, kitchen sink, laundry tub, in a wet
basement, or near a swimming pool, etc. Do not place an
object containing liquid, such as a flower vase, on the
appliance.
Never pull or stretch the cord.
6. Temperature – The appliance may not function properly
if used at extremely low, or freezing temperatures. The
ideal ambient temperature is above +5°C (41°F).
7. Heat – The appliance should be situated away from heat
sources such as radiators, heat registers, stoves, or
other appliances (including amplifiers) that produce heat.
Do not place a flaming object, such as a candle or lantern,
on or near the appliance.
8. Electric shock – Care should be taken so that objects do
not fall and liquid is not spilled into the enclosure through
openings. If a metal objects, such as a hair pin or a
needle, comes into contact with the inside of this
appliance, a dangerous electric shock may result. For
families with children, never permit children to put
anything, especially metal, inside this appliance.
9. Enclosure removal – Never remove the enclosure. If
the internal parts are touched accidentally, a serious
electric shock might occur.
10. Magnetic fields – Keep the appliance away from sources
of magnetic fields such as TV sets, speaker systems,
radios, motorized toys or magnetized objects.
11. Cleaning – Unplug this appliance from the wall outlet
before cleaning. Do not use volatile solvents such as
alcohol, paint thinner, gasoline, or benzine, etc. to clean
the cabinet. Use a clean dry cloth.
12. Accessories – Do not place this appliance on an unstable
cart, stand, tripod, bracket, or table. The appliance may
fall, causing serious injury to a child or adult, and serious
damage to the appliance. Use only with a cart, stand,
tripod, bracket, or table recommended by the
manufacturer, or sold with the appliance. Any mounting
of the appliance should follow the manufacturer’s
instructions, and should use a mounting accessory
recommended by the manufacturer. An appliance and
cart combination should be moved with care. Quick
stops, excessive force, and uneven surfaces may cause
the appliance and cart combination to overturn.
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Caution: Read this page carefully to ensure safe operation.
13.Lightning – For added protection for this appliance
during a lightning storm, or when it is left unattended and
unused for long periods of time, unplug it from the wall
outlet and disconnect the antenna or cable system. This
will prevent damage to the appliance due to lightning and
power-line surges.
14.Abnormal smell – If an abnormal smell or smoke
is detected, immediately turn the power OFF and
unplug the appliance from the wall outlet. Contact your
dealer or nearest service center.
15.Damage requiring service – The appliance should
be serviced by qualified service personnel when:
A. The power-supply cord or the plug has been
damaged.
B. Objects have fallen, or liquid has been spilled
into the appliance.
C. The appliance has been exposed to rain or
water.
D. The appliance does not appear to operate
normally by following the instruction manual. Adjust
only those controls that are covered by the instruction
manual as an improper adjustment of other controls may
result in damage and will often require extensive work
by a qualified technician to restore the appliance to its
normal operation.
E. The appliance has been dropped, or the
enclosure damaged.
F. The appliance exhibits a marked change in
performance.
16.Servicing – The user should not attempt to
service the appliance beyond that described in the
instruction manual. All other servicing should be
referred to qualified service personnel.
17.Outdoor antenna grounding – If an outside
antenna is connected to the appliance, be sure the
antenna system is grounded so as to provide some
protection against voltage surges and built up
static charges. Article 810 of the National Electrical
Code ANSI/NFPA 70, provides information with
respect to proper grounding of the mast and
supporting structure, grounding of the lead-in wire
to an antenna discharge unit, size of grounding
conductors, location of antenna discharge unit,
connection to grounding electrodes, and
requirements for the grounding electrode. See
Figure.
EXAMPLE OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL CODE
ANTENNA
LEAD IN WIRE
GROUND CLAMPS
ELECTRIC SERVICE
EQUIPMENT
NEC – NATIONAL ELECTRICAL
CODE
ANTENNA
DISCHARGE UNIT
(NEC SECTION 810-20)
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
GROUND CLAMP
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)
18.Power lines – An outside antenna system should not
be located in the vicinity of overhead power lines or other
electric light or power circuits, or where it can fall into
such power lines or circuits. When installing an outside
antenna system, extreme care should be taken to keep
from touching such power lines or circuits as contact
with them might be fatal.
19.AC outlets – Do not connect other audio equipment
with a power consumption larger than that
specified to the AC outlet on the rear panel. Never
connect other electrical appliances, such as an
iron or toaster, to it to prevent fire or electric
shock.
20. Overloading – Do not overload wall outlets, extension
cords, or integral convenience receptacles as this can
result in a risk of fire or electric shock.
21. Attachment – Do not use attachments not
recommended by the appliance manufacturer as they
may cause hazards.
22. Replacement parts – When replacement parts are
required, be sure the service technician has used
replacement parts specified by the manufacturer or
have the same characteristics as the original parts.
Unauthorized substitutions may result in fire, electric
shock, or other hazards.
23. Safety check – Upon completion of any service or
repairs to this appliance, ask the service technician to
perform safety checks to determine that the appliance is
in proper operationg condition.
Notes:
1. Item 3 is not required except for grounded or polarized equipment.
2. Item 17 and 18 are not required except for units provided with antenna terminals.
3. Item 17 complies with UL in the U.S.A.
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Operation
1 Connect your Surround Speaker with the corresponding color terminals on the Wireless Receiver (RFU-R6100).
(Right: Gray, Left: Blue)
Surround
Speaker (R)
Wireless Receiver
(RFU-R6100)
2 Connect the Wireless Receiver (RFU-R6100) power cord to your power supply.
•The Wireless Receiver (RFU-R6100) power indicator lights up green.
Surround
Speaker (L)
3 Connect the AC adapter to the Wireless Transmitter (RFU-T6100) and power supply.
Use the enclosed AC adaptor
(AC-150015A) for this product.
4 Make sure you position both the Wireless Transmitter (RFU-T6100) and Wireless Receiver (RFU-R6100) at least 2 meters
(6.6 ft.) apart.
•The control distance of the RF signal is about 30m (100 ft.) provided there is no obstacle.
5 Connect and carefully match the colors of the wires on the Wireless Transmitter (RFU-T6100) to the corresponding sur-
round speaker terminals on your Receiver.
Receiver
Left (Blue and Black)
Wireless Transmitter
(RFU-T6100)
Right (Gray
1
4
and Black)
•The Wireless Transmitter (RFU-T6100) power indicator lights up green.
6 Check and adjust the 4-channel toggle switch on the Wireless Receiver (RFU-R6100) (CHANNEL SELECTOR switch) and
Wireless Transmitter (RFU-T6100), so that both units are using the same channel.
Wireless Receiver
(RFU-R6100)
Wireless Transmitter
(RFU-T6100)
1
4
4-channel switchCHANNEL SELECTOR switch
7 On your Receiver, play an audio source and activate the surround sound mode option. Adjust the volume to reproduce
surround sound in the rear speakers.
8 Extend the antenna vertically on both the Wireless Receiver (RFU-R6100) and Wireless Transmitter (RFU-T6100) to im-
prove reception. Check the antennas are safely positioned without obstruction.
To ensure quality sound production and transmission
• Place both the Wireless Receiver (RFU-R6100) and Wireless Transmitter (RFU-T6100) off the ground (recommended minimum
height of 30cm (1 ft.)).
•Avoid placing the Wireless Transmitter (RFU-T6100) too close to your Receiver, AC adapter, TV or other electrical equipment as it
may cause electrical interference.
• In case of sound distortion, please select another channel for both the Wireless Receiver (RFU-R6100) and Wireless Transmitter
(RFU-T6100). The distortion could be the result of interference caused by other equipment using same frequency channel in your
house or neighbourhood.
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Notes:
•After you switch off your Receiver, the Wireless Transmitter (RFU-T6100) automatically enters standby mode. On receiving an
incoming audio signal from your Receiver again, the Wireless Transmitter (RFU-T6100) automatically operate.
• When the Wireless Receiver (RFU-R6100) enters the standby mode, the power indicator lights up red.
• Do not position the Wireless Receiver (RFU-R6100) and Wireless Transmitter (RFU-T6100) near metal (such as heat ducts). Metal
can absorb RF signals.
• When there is an obstruction around other equipments that send signal from the Wireless Transmitter (RFU-T6100), the reception
distance by the Wireless Receiver (RFU-R6100) will be short.
•The tests for range limits of the Wireless Receiver (RFU-R6100) and the Wireless Transmitter (RFU-T6100) are conducted in openair distance test. Actual distance of the signal will be based on the construction of the building the unit is being used in as well as
other factors such as outside interference.
•As for the Wireless Transmitter (RFU-T6100) input of this Wireless Unit, it is optimal to use it with the receiver of Output Power
100 W.
Caution: Sound will be distorted if it is above 120 W of Output Power.
• It may be greatly audible by test tone reproduction with the standup of sound for a moment for a level setup of a Surround
Speaker.
•A noise may be heard if the Wireless Transmitter (RFU-T6100) is carried on your receiver. Please put on somewhere else.
Standby mode
While the standby indicator is lit, a small amount
of power is supplied to the system. This is called
standby mode.
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For the U.S.A.
FCC WARNING
This equipment may generate or use radio frequency energy. Changes or modifications to this
equipment may cause harmful interference unless the modifications are expressly approved in the
instruction manual. The user could lose the authority to operate this equipment if an unauthorized change
or modification is made.
NOTE:
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 may cause harmful interference to radio
communications, if it is not installed and used in accordance with the instructions. 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.
For the U.S.A.
FCC Compliance Notice
Audio-video Receiver,
These devices comply with Part 15 of 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.
KENWOOD U.S.A. CORPORATION
2201 East Dominguez St., Long Beach, CA 90801-5745
Telephone: 310-639-9000
For Canada
IC (Industry Canada) Notice
Operation is subject to the following two conditions: (1) This device may not cause interference, and (2)
this device must accept any interference, including interference that may cause undesired operation of
the device.
The term “IC:” before the certification/registration number only signifies that the Industry Canada
technical specifications were met.
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Specifications
Wireless Receiver (RFU-R6100)
Output power (1 kHz,10% T.H.D. at 8Ω one channel driven)
.................................................................. 50 W + 50 W
Power consumption .................................................... 25 W
Power supply rating .................................... AC 120V, 60 Hz
Dimensions ................................. Width: 195 mm (7-11/16 ")
Height: 53 mm (2-1/16 ")
Depth: 196 mm (7-11/16 ")
Net Weight ...................................................... 0.9 kg (2.0 lb)
Notes:
1. Kenwood follows a policy of continuous advancements in development. For this reason, specifications may be changed without
notice.
2. Full performance may not be exhibited in extremely cold locations (below 0 deg. C).
Wireless Transmitter (RFU-T6100)
Max input level ...................................................... 32 Vrms
Radio frequency .................................................... 914 MHz
Channel .............................................................................. 4
Power supply rating .................................. DC 15V, 130 mA
Dimensions .................................... Width: 124 mm (4-7/8 ")
Height: 36 mm (1-7/16 ")
Depth: 126 mm (4-15/16 ")
Net Weight ...................................................... 0.3 kg (0.7 lb)
For your records
Record the serial number, found on the back of the unit,
in the spaces designated on the warranty card, and in
the space provided below. Refer to the model and serial
numbers whenever you call upon your dealer for information or service on this product.
Model _____________ Serial Number ______________
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