JVC SP-DWF10 User Manual
COMPACT COMPONENT SYSTEM
POWERED SUBWOOFER
SP-DWF10
INSTRUCTIONS
For Customer Use:
Enter below the Model No. and Serial
No. which are located either on the rear,
bottom or side of the cabinet. Retain this
information for future reference.
Model No.
Serial No.
LVT1145-010A
[J]
Thank you for purchasing a JVC speaker.
Before you begin using it, please read the instructions carefully to be sure
you get the best possible performance. If you have any questions, consult
your JVC dealer.
Warnings, Cautions and Others
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
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.
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.
Precautions for installation
• To prevent deformation or discoloration of the cabinet, do not
install the unit where it is exposed to direct sunlight or high
humidity, and avoid installation near air conditioning outlets.
• Speaker vibrations may cause howling. Place the unit as far
away from the player as possible.
• Take the occurrence of earthquakes or other physical shocks
into consideration when selecting the installation place, and
secure the unit thoroughly.
• Tuner reception may become noisy or hissing if this unit is
installed nearby the tuner. In this case, leave a more distance
between the tuner and this unit or use an outdoor antenna for
better tuner reception without interference from this unit.
• This unit is magnetically shielded to avoid color distortions on
TVs. However, if not installed properly, it may cause color
distortions. So, pay attention to the following when installing the
unit.
– When placing this unit near a TV set, turn off the TV’s main
power switch or unplug it before installing this unit.
Then wait at least 30 minutes before turning on the TV’s main
power switch again.
Some TVs may still be affected even though you have followed
the above. If this happens, move this unit away from the TV.
• When the TV screen shakes, move this unit away from the TV
to find a position where the screen doesn't shake and then set
the unit there.
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK, DO NOT EXPOSE
THIS APPLIANCE TO RAIN OR MOISTURE.
To reduce the risk of electrical shocks, fire, etc.:
1. Do not remove screws, covers or cabinet.
2. Do not expose this appliance to rain or moisture.
Caution—POWER switch
This apparatus is provided with the POWER switch to minimize
power consumption for safe use. Therefore,
1. Before doing initial settings, complete all the connections
required, connect the mains plug into the wall outlet, then set
the POWER switch to ON [ ❙ ].
2. When not in use, set the POWER switch to OFF [ ‡ ].
This disconnects the mains line.
Cautions
• Do not block the ventilation openings or holes.
(If the ventilation openings or holes are blocked by a
newspaper or cloth, etc., the heat may not be able to get out.)
• Do not place any naked flame sources, such as lighted candles,
on the apparatus.
• When discarding batteries, environmental problems must be
considered and local rules or laws governing the disposal of
these batteries must be followed strictly.
• Do not expose this apparatus to rain, moisture, dripping or
splashing and that no objects filled with liquids, such as vases,
shall be placed on the apparatus.
Precautions for Daily Use
• To maintain the appearance of the unit
Wipe with a dry, soft cloth if the cabinet or control panel should
become dirty.
If very dirty, apply a small amount of water or neutral detergent
to the cloth and wipe clean. Then wipe with a dry cloth.
• To improve the sound field
If the speakers are facing a solid wall or glass door, etc., it is
recommended to furnish the wall with materials that absorb
sounds, for example by hanging up thick curtains, to prevent
reflections and standing waves.
Checking the Supplied Accessories
Check to be sure you have the following supplied accessories.
The number in parenthesis indicates the quantity of the piece
supplied.
• Monaural audio cord (1)
If the item mentioned above is missing, contact your dealer
immediately.
Contents
Warnings, Cautions and Others ............................................. 2
Connections ............................................................................ 3
Operations ............................................................................... 3
Additional Information ............................................................ 4
– 2 –
Connections
Before connecting this unit to the amplifier (or receiver), observe
the following carefully.
• Turn off the amplifier.
• Make all connections before plugging in this unit.
Monaural audio cord (Supplied)
Amplifier or Receiver
• DO NOT connect this unit to the REC OUT jacks of your
amplifier. It may damage your subwoofer.
To LINE OUT
Operations
To SUBWOOFER OUT
or MONO
To an AC outlet
Stereo audio cord (not Supplied)
In the case that the receiver dose not have the SUBWOOFER OUT or MONO terminal.
Front Rear
Turning On the Power—POWER
To turn on the power.
Press the POWER switch to the [ ❙ ] ON position.
• The power lamp lights in green.
To cut of the power.
Press the POWER switch to the [ ‡ ] OFF position.
• The power lamp goes out.
• This will disconnect the mains lead.
Power lamp
Operating the Unit Automatically According to the Incoming
Signals—AUTO POWER ON/STANDBY
To activate AUTO POWER ON/STANDBY.
Press the AUTO POWER ON/STANDBY switch to the [ ] ON
position.
• If no sound comes in for 5-10 minutes, the unit enters
standby mode. The power lamp lights in red.
• If the unit detects incoming signals, the unit starts
operating. The power lamp lights in green.
To cancel AUTO POWER ON/STANDBY.
Press out the AUTO POWER ON/STANDBY switch to set it to the
] CANCEL position.
[
When the volume level of the amplifier is so low or the
incoming signals are so weak that this unit cannot detect
sounds, Auto Power On/Standby may not work correctly.
– 3 –
AUTO POWER ON / STANDBY
ON
CANCEL
Additional Information
Subwoofer
Left front
speaker
Right front
speaker
Center
speaker
Listening position
Left surround
speaker
Right surround
speaker
Speaker layout
To obtain the best possible sound from your unit:
—Place a subwoofer wherever you like since bass sound is non-
directional. Normally place it in front of you.
—Place all the main speakers at the same distance from the
listening position.
—Be sure to place the powered subwoofer to the TV's right.
If you place the powered subwoofer to the TV's left, keep
sufficient distance between them to prevent the TV screen from
appearing mottled.
Troubleshooting
Use this chart to help you solve daily operational problems. If there is any problem you cannot solve, contact your dealer.
Power does not come on.
• Is the unit pugged in?
– Plug the AC power cord firmly into the AC outlet.
Auto Power On/Standby does not function correctly.
• Signals are too weak or volume level is too low.
– This is not a malfunction. If this happens, cancel Auto Power On/Standby.
No sound is heard.
• Connections are incorrect, or loose.
– Check the connections. If incorrect, redo the corrections. (See page 3.)
• Audio signals through the amplifier are extremely weak.
– Increase the volume level on the amplifier.
Sounds fluctuate (suddenly become loud or soft).
• The built-in protective circuit is working.
– Lower the volume level, then turn off and on the unit.
Suddenly no sound comes out. – the power lamp still lights in green.
• The volume of the playback source is too high.
– Turn down the volume of the playback source, turn off and on the source, then adjust the volume properly on the source.
Specifications
Type : Powered Subwoofer
Bass-reflex type
(magnetically shielded type)
Speaker : 16.0 cm cone × 1 (6-5/16")
Frequency Range : 32 Hz
Impedance : 4 Ω
Input terminals : INPUT (LOW-LEVEL)
Power requirements : AC 120 V
Output power of built-in amp : 100 W (45 Hz, 4 Ω, 10 % THD)
Power Handling Capacity : 25 W
Dimensions
(W × H × D) : 185 mm × 374 mm × 345 mm
(7-5/16" × 14-3/4" × 13-5/8")
Mass : 8.86 kg
(19.6 lbs)
Accessories : Monaural audio cord (× 1)
200 Hz
, 60 Hz
– 4 –
LIMITED WARRANTY
JVC COMPANY OF AMERICA warrants this product and all parts thereof, except as set forth below ONLY TO THE
ORIGINAL PURCHASER AT RETAIL to be FREE FROM DEFECTIVE MATERIALS AND WORKMANSHIP from the date
of original retail purchase for the period as shown below. ("The Warranty Period")
PARTS LABOR
AUDIO-1
1 YR 1 YR
THIS LIMITED WARRANTY IS VALID ONLY IN THE FIFTY (50) UNITED STATES, THE DISTRICT OF COLUMBIA AND
IN COMMONWEALTH OF PUERTO RICO.
WHAT WE WILL DO:
If this product is found to be defective, JVC will repair or replace defective parts at no charge to the original owner.
Such repair and replacement services shall be rendered by JVC during normal business hours at JVC authorized service
centers. Parts used for replacement are warranted only for the remainder of the Warranty Period. All products and parts
thereof may be brought to a JVC authorized service center on a carry-in basis except for Television sets having a screen
size 25 inches and above which are covered on an in-home basis.
WHAT YOU MUST DO FOR WARRANTY SERVICE:
Return your product to a JVC authorized service center with a copy of your bill of sale. For your nearest JVC authorized
service center, please call toll free: (800) 537-5722.
If service is not available locally, box the product carefully, preferably in the original carton, and ship, insured, with
a copy of your bill of sale plus a letter of explanation of the problem to the nearest JVC Factory Service Center, the
name and location of which will be given to you by the toll-free number.
If you have any questions concerning your JVC Product, please contact our Customer Relations Department.
WHAT IS NOT COVERED:
This limited warranty provided by JVC does not cover:
1. Products which have been subject to abuse, accident, alteration, modification, tampering, negligence, misuse, faulty
installation, lack of reasonable care, or if repaired or serviced by anyone other than a service facility authorized by
JVC to render such service, or if affixed to any attachment not provided with the products, or if the model number
or serial number has been altered, tampered with, defaced or removed;
2. Initial installation and installation and removal for repair;
3. Operational adjustments covered in the Owner's Manual, normal maintenance, video and audio head cleaning;
4. Damage that occurs in shipment, due to act of God, and cosmetic damage;
5. Signal reception problems and failures due to line power surge;
6. Video Pick-up Tubes/CCD Image Sensor, Cartridge, Stylus (Needle) are covered for 90 days from the date of purchase;
7. Accessories
8. Batteries (except that Rechargeable Batteries are covered for 90 days from the date of purchase);
There are no express warranties except as listed above.
THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE IMPLIED WARRANTY OF MERCHANTABILITY, IS
LIMITED TO THE DURATION OF THE EXPRESS WARRANTY HEREIN.
JVC SHALL NOT BE LIABLE FOR THE LOSS OF USE OF THE PRODUCT, INCONVENIENCE, LOSS OR ANY OTHER
DAMAGES, WHETHER DIRECT, INCIDENTAL OR CONSEQUENTIAL (INCLUDING, WITHOUT LIMITATION, DAMAGE
TO TAPES, RECORDS OR DISCS) RESULTING FROM THE USE OF THIS PRODUCT, OR ARISING OUT OF ANY BREACH
OF THIS WARRANTY. ALL EXPRESS AND IMPLIED WARRANTIES, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE, ARE LIMITED TO THE WARRANTY PERIOD SET FORTH ABOVE.
Some states do not allow the exclusion of incidental or consequential damages or limitations on how long an
implied warranty lasts, so these limitations or exclusions may not apply to you. This warranty gives you specific
legal rights and you may also have other rights which vary from state to state.
JVC COMPANY OF AMERICA
DIVISION OF JVC AMERICAS CORP.
REFURBISHED PRODUCTS CARRY A SEPARATE WARRANTY, THIS WARRANTY DOES NOT APPLY. FOR DETAILS OF
REFURBISHED PRODUCT WARRANTY, PLEASE REFER TO THE REFURBISHED PRODUCT WARRANTY INFORMATION
PACKAGED WITH EACH REFURBISHED PRODUCT.
For customer use:
Enter below the Model No. which is located either on the rear, bottom or side of the cabinet. Retain this information
for future reference.
Model No. : Serial No. :
Purchase data : Name of dealer :
1700 Valley Road
Wayne, NJ 07470
– 5 –
Authorized Service Centers
®
QUALITY SERVICE
HOW TO LOCATE YOUR JVC SERVICE CENTER
TOLL FREE: 1 (800) 537-5722
http://www.jvc.com
Dear Customer,
In order to receive the most satisfaction from your purchase,please read the instruction booklet before
operating the unit.In the event that repairs are necessary, please call 1 (800)537-5722 for your nearest
authorized servicer or visit our website at www.JVC.com
Remember to retain your Bill of Sale for Warranty Service.
Do not service the television yourself
Caution
To prevent electrical shock,do not open the cabinet.There are no user serviceable
parts inside.Please refer to qualified service personnel for repairs.
Accessories
To purchase accessories for your JVC product,please call toll free:1 (800)882-2345 or
on the web at www.JVC.com
BT-51001-5
(0301)
EN
©2004 VICTOR COMPANY OF JAPAN, LIMITED
0104NSMCREJSC
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