Inserting batteries
Main unit
PREP AR A TION
NO TE
• The power will not be supplied thr ough the batteries when the pow er is supplied
through the AC outlet or car batt ery on the unit.
• The battery is consumed more quickly than usual when operating the unit
continuously or operating it in a cold place .
• When the power is supplied using the batteries , the display will be blank when the
unit is turned off (at standby).
• When the power is supplied using the batteries , the unit is turned on by pressing
or source buttons on the main unit.
CAUTION
T o avoid battery leakage or explosion, handle batteries properly .
• If you are not going to use this unit f or a month or more, r emove the batt eries from
the battery compar tment.
• Dispose of batteries in the proper manner , according to f ederal, state , and local
regulations.
• Do not mix with batteries of differ ent types or with new and old ones.
• Do not attempt to charge an y batteries other than rechar geable ones.
• Discard leaky batteries immediately . Batter y leak age can cause skin burns or other
personal injuries.
• If chemicals leak onto the unit, clean the unit completely .
Match the polarities (+ and –) of the batteries.
Remote control
• If the range or effectiveness of the remote contr ol decreases, r eplace the batteries .
Cautions when connecting to the car adapter
• Be sure to use the car adapter (not supplied) with the same
polarity design as the one equipped with this unit to prevent
mishaps or damage.
• F or safety , stop the car before performing operations.
• Be sure to start the engine when you use the car adapter;
otherwise, the car batter y will be exhausted.
• During transport, stabilize the unit in a box, etc.
• T o prevent malfunctions, do not leav e the unit in a car for a
long time.
Connecting the pow er cord
Battery compar tment
Discs CDs with one of the marks below on
the sur face.
Files Files in audio CD f ormat, MP3/WMA
files on a finalized CD-R or CD-R W .
MP3/WMA files in a USB device can
also be played .
Playable discs/files
Hierarchy
Level 1 Level 2 Level 3 Level 4 Level 5
F older with its play order
MP3/WMA track with its play or der
MP3/WMA folders/tracks c onfigura tion
• MP3/WMA discs requir e a longer readout
time than regular CDs. (It depends on the
complexity of the folder/file configuration.)
• Some MP3/WMA files cannot be played back
and will be skipped. This results fr om their
recording pr ocesses and conditions .
• When making MP3/WMA discs, use ISO 9660
Level 1 f or the disc format.
• This unit can play back MP3/WMA files with
the extension code <.mp3> or <.wma>
(regardless of the letter case upper/lo wer).
• It is recommended that you make each MP3
file at a sampling rate of 44.1 kHz and at a bit
rate of 128 kbps. Similarly each WMA file at a
sampling rate of 44.1 kHz and at a bit rate of
96 kbps.
• Playback order of MP3/ WMA files may be
different fr om the one you hav e intended
when recording . If a folder does not contain
MP3/ WMA files , it is ignored.
• This unit cannot play “ packet write” discs .
• If a CD-R W has been recorded in a diff erent
format, erase all data on the CD-RW
completely befor e recor ding on it.
• This unit can recog nize up to a total of 511
tracks and folders on a disc, and 65536 files
in up to 200 groups (maximum 500 files in a
single group) on a USB device .
F or connecting/disconnecting:
• USB Memor y and DAP s compatible with the USB
mass storage class specifications are connectable.
• Always set the volume t o the minimum level when
connecting or disconnecting a USB device.
• When connecting with a USB cable, use the USB 2.0
cable less than 1 m (3.28 ft) in length.
• Y ou cannot connect a computer to the USB
MEMORY terminal of the unit.
• Connect one USB device to the unit at a time. Do
not use a USB hub.
• When the power is supplied thr ough the AC outlet
or car battery and USB is selec ted as the source , the
USB device is charged through the USB MEMOR Y
terminal, how ever some USB devices ma y not be
charged.
F or playing back:
• When connecting a USB device, ref er also to its
manual.
• Y ou can play back MP3/WMA files on a USB devic e
(maximum data transfer rate: 2 Mbps). This unit may
not play back some files even though their f ormats
are listed abov e.
• While playing back a file in a USB device, do
not disconnect the USB device. It may cause
malfunction of both this unit and the device.
• This unit is compatible with USB 2.0 F ull Speed.
• Y ou cannot play back a file larger than 2 Gigabyt es.
• When playing a file of a large transf er rate , sounds
may be dropped during playback.
• This unit cannot recog nize a USB mass storage class
device whose rating exceeds 5V/500 mA.
• Y ou cannot send any data to y our USB device from
this unit.
• Some USB devices may not be recog nized or may
not work properly .
• Some DAP s are not compatible with the unit.
• Copyrighted tr acks ( WMA-DRM* tracks) cannot be
played back on the unit.
• Coded or encrypted tracks in a special method
cannot be played on the unit.
• Electrostatic shock at connecting a USB device may
cause abnormal playback of the device. In this case ,
disconnect the USB device then reset this unit and
the USB device.
• JVC bears no responsibility for any loss of data in
the USB mass storage class device while using this
unit.
* DRM (Digital Rights Management): Any of several
technical methods used to contr ol or restrict the
use of digital media content on electronic devices
with such technologies installed.
• Compatible iPod:
iPod model
iPod nano
iPod nano (2nd Generation)
iPod nano (3r d Generation)
iPod nano (4th Generation)
iPod mini
iPod mini (2nd Generation)
iPod (4th Generation)
iPod classic
iPod photo (4th Generation)
iPod video (5th Generation)
iPod touch
iPod touch (2nd Gener ation)
• Sound distortion may occur when playing back
audio sources with high rec ording levels . When
distortion occurs, it is recommended to turn
off the equalizer of iP od. F or information on
operating iPod , see the iP od instruction manual.
Important for USB mass storage class
device
NO TE
• The power can also be supplied thr ough the batteries (see the
instruction on the right) and the car batter y (see below).
• A small amount of power is alway s consumed even while on
standby .
CAUTION
• Only use JVC power cor d provided f or this unit to av oid
malfunction or damage to the unit.
• Remove all the batteries when using the po wer cor d or car
battery.
• Be sure to unplug the pow er cord fr om the outlet when going
out or when the unit is not in use for an extended period of
time.
Unplug the AC pow er cord fr om the unit to supply the
power through the car batt ery or batteries in the batter y
compartment; other wise, the unit does not work.
Maintenance
T roubleshooting
Display
1 Timer indicators
•
(timer), ON
2 SLEEP indicator
3 CL OCK indicator
4 iPod indicator
5 FM mode indicators
STEREO , MONO
6 Repeat indicators
, ALL, GROUP
7 Main display
8 PRGM (program) indicator
9 RANDOM indicator
0 Fr equency unit indicators
iPod is a trademark of Apple Inc., r egister ed in
the U.S. and other c ountries.
“Made for iP od” means that an electronic
accessory has been designed to connect
specifically to iP od and has been certified by
the developer to meet Apple performance
standards.
Apple is not responsible for the oper ation of
this device or its compliance with saf ety and
regulatory standards.
Important for iPod de vices
Disc play er
CD capacity : 1CD
Signal-to-noise ratio: 85 dB
Dynamic range: 90 dB
Tu n e r
FM tuning range: 87.5 MHz –
108.0 MHz
Antenna: FM telesc opic
antenna
Gener al
Speakers:
• F ull range:
• Super woofer:
8 cm (3 3/16”)
cone x 2
Speaker impedance:
16 Ω
13 cm (5 1/8”)
cone x 2
Speaker impedance:
7 Ω
Output power: 40 W
Input terminal:
• USB:
• Dock for iP od:
• DC IN:
Playable files:
MP3, WMA
• Compatible device:
Mass storage class
• Output power:
DC 5 V
500 mA
DC 5 V
500 mA
DC 12 V
Output terminal:
PHONES (φ 3.5) x 1
As an ENERGY S TA R ® P ar tner ,
JVC has determined that
this product or product
models meet the E
NERGY S TA R®
guidelines for energy efficiency .
SPECIFICA TIONS
Po wer supply: AC 120 V , 60 Hz
DC 15 V (R20 (SUM-1)/D
(13D)-size batteries x 10)
External DC 12 V
(Car battery via the optional
car adapter)
Po wer
consumption: AC 120 V
, 60 Hz:
28 W (at operation)
1 W (on standby)
External DC 12 V
2 A (power on mode)
Dimensions: 666 mm (26 1/4”) x
231 mm (9 1/8”) x 240 mm
(9 1/2”) ( W/H/D)
Mass:
Approx. 6.8 kg (15.0 lbs)
(without batteries stored in
the battery compar tment)
Accessories
provided: Po wer cor d x 1
Remote control x 1
Shoulder belt x 1
Buckle x 2
Stopper x 2
Design and speci cations are subject to change
without notice.
Microsoft and W indows Media ar e either
register ed trademarks or trademarks of
Microsoft Corporation in the United States
and/or other countries.
MP3/WMA groups and tracks ar e not played
back as you e xpect.
\ Playing order is det ermined when the groups
and tracks were r ecorded . It depends on the
writing application.
The disc/USB devic e sound is discontinuous .
\ The disc is scratched or dirty .
\ MP3/WMA files hav e not been properly copied
onto the USB device.
Sounds from USB device are in terrupted.
\ Noise and static electricity may stop the sound.
In this case, disconnect and connect the USB
device again after turning off the unit.
iP od Operations
iPod does not pla y , but “ C ONNECT” appears on
the display .
\ The iP od battery is low or exhausted. Charge the
iPod batt ery.
Radio Operations
Hard to listen to broadcasts because of noise .
\ The F M antenna is not properly extended and
positioned.
\ Electrostatic discharge from y our body may
cause noise. If this happens, turn off and on the
unit again.
Timer Oper ations
Daily T imer does not work.
\ The unit has been turned on when the on-time
comes. Timer starts work ing only when the unit
is turned off .
If you are having a pr oblem with your unit, check this
list for a possible solution befor e calling for service.
General
Po wer does not c ome on.
\ No power is supplied . Check the power c ord
connection or change the batteries.
Adjustments or settings ar e suddenly canceled
before y ou finish.
\ There is a time limit. Repeat the pr ocedure again.
Unable to operate the unit or the unit does not
work properly .
\ The built-in micropr ocessor may malfunction due
to external electrical inter ference .
Unplug the power cor d, then plug it back in.
\ Batteries are exhaust ed. Change the batteries .
Unable to operate the unit fr om the remote
control.
\ The path between the remot e control and the
remote sensor on the unit is blocked.
\ The batteries ar e exhausted.
No sound is heard.
\ Headphones are connected.
While the pow er is supplied using the batteries ,
sound from the speakers is distorted or too quiet.
\ Batteries are exhaust ed. Change the batteries .
Disc/USB Mass Storage Class Devic e
Operations
The disc/USB devic e does not play .
\ The disc is placed upside do wn. Place the disc with
the label side up.
\ The disc is rec orded with the “ packet writing (UDF
file unit). ” I t cannot be played. Check the files you
want to play back.
\ The USB device is not connected pr operly .
T o get the best per formance of the unit, keep
your discs and mechanism clean.
Handling discs
• Remove the disc from its case b y holding it
at the edge while pressing the center hole
lightly .
• Do not touch the shiny surface of the disc, or
bend the disc.
• Put the disc back in its case after use.
• Be careful not to scratch the surface of the
disc when placing it back in its case.
• Av oid exposure to dir ect sunlight,
temperature extremes, and moistur e.
Cleaning discs
• Wipe the disc with a soft cloth in a straight
line from center t o edge.
Cleaning the unit
• Stains should be wiped off with a soft cloth. If
the unit is heavily stained, wipe it with a cloth
soaked in water-diluted neutral detergent
and wrung well, then wipe clean with a dry
cloth.
• Since the unit may deteriorate in quality ,
become damaged or get its paint peeled off ,
be careful about the follo wing:
– DO NOT wipe it hard.
– DO NOT wipe it with thinner or benzine.
– DO NOT apply any v olatile substance such
as insecticides to it.
– DO NOT allow any rubber or plastic t o
remain in contact for a long time .
Cleaning the CD pickup lens
• Keep the CD pickup lens clean, or the sound
may be degraded. U se a blower (available at a
camera store , etc.) to blo w dust off the lens.
ABOUT DISC/FILE/iP od/DISPL A Y
• The reflection factor of CD-R W is lower than that of
other CDs, possibly causing CD-RW to take longer
time to read.
• In this manual, “file ” and “track ” are interchangeably
used for MP3/WMA oper ations.
POWERED WOOFER CD SYSTEM
RV -NB52B/RV -NB50
Front view/Face
Side view/Côté
15 cm
(5 15/16”)
10 cm
(3 15/16”)
Caution: Proper Ventilation
To avoid risk of electric shock and fire, and to prevent
damage, locate the apparatus as follows:
1 Front:
No obstructions and open spacing.
2 Sides/ Top/ Back:
No obstructions should be placed in the areas shown by
the dimensions below.
3 Bottom:
Place on the level surface. Maintain an adequate air path
for ventilation by placing on a stand with a height of
10 cm (3 15/16”) or more.
Attention: Aération correcte
Pour prévenir tout risque de décharge électrique ou
d’incendie et éviter toute détérioration, installez l’appareil
de la manière suivante:
1 Avant:
Bien dégagé de tout objet.
2 Côtés/dessus/dessous:
Assurez-vous que rien ne bloque les espaces indiqués sur
le schéma ci-dessous.
3 Dessous:
Posez l’appareil sur une surface plane et horizontale.
Veillez à ce que sa ventilation correcte puisse se faire en
le plaçant sur un support d’au moins dix centimètres de
hauteur.
Thank you for purchasing a JVC product.
Before operation, please read the instructions carefully.
15 cm
(5 15/16”)
15 cm
(5 15/16”)
15 cm
(5 15/16”)
15 cm
(5 15/16”)
10 cm
(3 15/16”)
INSTR UCTIONS
L V T2062-001B[ J/C ]
0110YOMMDWBET
EN
©2009 Victor Company of Japan, Limited
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.
REFERENCES
Blower
Lens
Battery compar tment R20 (SUM-1)/D(13D)
(not supplied)
T o car ’ s cigarette
lighter socket
(DC12V )
Po wer cor d
(supplied)
AC outlet
R6(SUM-3)/AA(15F)
(not supplied)
0786
34
9
5 2 1
Car adapter (not supplied)
RV-NB50[J_C].indd 1RV-NB50[J_C].indd 1 10.1.27 9:06:38 PM10.1.27 9:06:38 PM