LG ND4520 User manual

ND4520
OWNER’S MANUAL
MUSIC IN STYLE
DOCKING SPEAKER
Please read this manual carefully before operating
your set and retain it for future reference.
FOR THE WARRANTY TERMS & CONDITIONS,
PLEASE REFER TO BACK COVER OF THIS MANUAL.
ENGLISH

1 Getting Started
Getting Started2
Getting Started
1
Safety Information
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.
This lightning ash 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 sucient 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 product.
WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK
HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN
OR MOISTURE.
WARNING : Do not install this equipment in a
conned space such as a book case or similar unit.
NOTICE : For safety marking information including
product identication and supply ratings, please
refer to the main label on the bottom of the
apparatus.
CAUTION concerning the Power Cord
Most appliances recommend they be placed upon
a dedicated circuit;
That is, a single outlet circuit which powers only
that appliance and has no additional outlets or
branch circuits. Check the specication page of this
owner’s manual to be certain. Do not overload wall
outlets. Overloaded wall outlets, loose or damaged
wall outlets, extension cords, frayed power cords, or
damaged or cracked wire insulation are dangerous.
Any of these conditions could result in electric
shock or re. Periodically examine the cord of your
appliance, and if its appearance indicates damage
or deterioration, unplug it, discontinue use of the
appliance, and have the cord replaced with an
exact replacement part by an authorized service
center. Protect the power cord from physical or
mechanical abuse, such as being twisted, kinked,
pinched, closed in a door, or walked upon. Pay
particular attention to plugs, wall outlets, and
the point where the cord exits the appliance. To
disconnect power from the mains, pull out the
mains cord plug. When installing the product,
ensure that the plug is easily accessible.
This device is equipped with a portable battery or
accumulator.
Safety way to remove the battery or the
battery from the equipment: Remove the
old battery or battery pack, follow the steps
in reverse order than the assembly. To prevent
contamination of the environment and bring on
possible threat to human and animal health, the
old battery or the battery put it in the appropriate
container at designated collection points. Do
not dispose of batteries or battery together with
other waste. It is recommended that you use
local, free reimbursement systems batteries and
accumulators. The battery shall not be exposed to
excessive heat such as sunshine, re or the like.
CAUTION: The apparatus shall not be exposed to
water (dripping or splashing) and no objects lled
with liquids, such as vases, shall be placed on the
apparatus.

Getting Started 3
Getting Started
1
Disposal of your old appliance
1. When this crossed-out wheeled bin
symbol is attached to a product it
means the product is covered by
the European Directive 2002/96/EC.
2. All electrical and electronic products
should be disposed of separately
from the municipal waste stream
via designated collection facilities
appointed by the government or
the local authorities.
3. The correct disposal of your old
appliance will help prevent potential
negative consequences for the
environment and human health.
4. For more detailed information about
disposal of your old appliance,
please contact your city office, waste
disposal service or the shop where
you purchased the product.
Disposal of waste batteries/accumulators
1. When this crossed-out wheeled
bin symbol is attached to batteries/
accumulators of Your product
it means they are covered by
European Directive 2006/66/EC.
2. This symbol may be combined with
chemical symbols for mercury(Hg),
cadmium(Cd) or lead(Pb) if the
battery Contains more that 0.0005%
of mercury,0.002% of cadmium or
0.004% of lead.
3. All batteries/accumulators should
be disposed separately from
the municipal waste stream via
designated collection facilities
appointed by the government or
the local authorities.
4. The correct disposal of Your old
batteries/accumulators will help
to prevent potential negative
consequences for the environment,
animal and human health.
5. For more detailed information
about disposal of Your old batteries/
accumulators, please contact Your
city office, waste disposal service or
the shop where You purchased the
product.
For Wireless product European
Union Notice
LG Electronics hereby declares that this/
these product(s) is/are in compliance
with the essential requirements and
other relevant provisions of Directive
1999/5/EC, 2004/108/EC, 2006/95/EC
and 2009/125/EC.
Please contact to the following address
for obtaining a copy of the DoC
(Declaration of Conformity).
European Standards Centre:
Krijgsman 1, 1186 DM Amstelveen, The
Netherlands
yPlease note that this is NOT a
Customer Service contact point. For
Customer Service Information, see
Warranty Card or contact the dealer
that you purchased this product.
Indoor use only.
RF Radiation Exposure Statement
This equipment should be installed and
operated with minimum distance 20cm
between the radiator and your body.

Getting Started4
Getting Started
1
POWER: This unit operates on a mains supply of
200-240V~, 50/60Hz.
Wiring: This unit is supplied with a BS 1363
approved main plug. When replacing the fuse,
always use of the same rating approved to BS 1362.
Never use this plug with the fuse cover omitted.
To obtain a replacement fuse cover contact your
dealer. If the type of plug supplied is not suitable
for the mains sockets in your home, then the plug
should be removed and a suitable type tted.
Please refer to the wiring instructions below:
Warning: A mains plug removed from the mains
lead of this unit must be destroyed. A mains plug
with bared wires is hazardous if inserted in a mains
socket. Do not connect either wire to the earth
pin, marked with the letter E or with the earth
symbol or coloured green or green and yellow.
If any other plug is tted, use same rating of fuse in
the plug.
Important: The wires in this mains lead are
coloured in accordance with the following codes:
- BLUE: NEUTRAL, BROWN: LIVE - As the colours
of the wires in the mains lead of this unit may not
correspond with the coloured marking identifying
the terminals in your plug, proceed as follows: The
wire which is coloured blue must be connected
to the terminal which is marked with the letter
N or coloured black. The wire which is coloured
brown must be connected to the terminal which
is marked with the letter L or coloured red.

Table of Contents 5
Table of Contents
1 Getting Started
2 Safety Information
6 Unique Features
6 – Made for iPod/iPhone/iPad
6 – Portable In
6 – USB playback
6 Accessories
6 Introduction
6 – Symbol Used in this Manual
7 Playable file Requirement
7 – MP3/ WMA music file requirement
7 – Compatible USB Devices
7 – USB device requirement
8 Remote Control
8 – Battery Installation
9 Front Panel
9 Back Panel
10 Top Panel
11 Connecting the AC adapter
11 Battery Installation
2 Operating
12 Overall Operation
13 Basic Operations
13 – iPod/iPhone/iPad Operations
14 – USB Operation
15 – Turn off the sound temporarily
15 – Resume playback
16 Advanced Operation
16 – Listening to music from your external
device
17 Using a Bluetooth wireless technology
17 – Listening to music stored on the
Bluetooth devices
19 – Using Bluetooth Apps.
3 Troubleshooting
21 Troubleshooting
4 Appendix
22 Trademarks and Licenses
23 Specifications
24 Handling the Unit
5 Warranty
25 Warranty

Getting Started6
Getting Started
1
Unique Features
Made for iPod/iPhone/iPad
Enjoys music from iPod/iPhone/iPad with simple
connection.
Portable In
Listens to music from your portable device.
USB playback
Enjoys music from USB with simple connection.
Accessories
Please check and identify the supplied accessories.
Remote control (1) Power cord(1)
AC adapter(1) Battery (1)
Introduction
Symbol Used in this Manual
, Note
Indicates special notes and operating features.
> Caution
Indicates cautions for preventing possible damages
from abuse.
LG Bluetooth Remote
You can control this player with your iPhone or
Android phone via Bluetooth. This player and your
phone must be connected to Bluetooth. Visit
“ Apple App Store” or “Google Android Market
(Google Play Store)”. And use this QR code to search
for“LG Bluetooth Remote”app.
For detailed information, refer to the 19 page.
(Android OS) (Apple iOS)

Getting Started 7
Getting Started
1
Playable file
Requirement
MP3/ WMA music file
requirement
MP3/ WMA le compatibility with this unit is limited
as follows :
• Samplingfrequency:within32to48kHz(MP3),
within 32 to 48 kHz (WMA)
• Bitrate:within32to320kbps(MP3),
40 to 192 kbps (WMA)
• Maximumles:Under999
• Fileextensions:“.mp3”/“.wma”
Compatible USB Devices
• MP3Player:FlashtypeMP3player.
• USBFlashDrive:
Devices that support USB1.1.
• TheUSBfunctionofthisunitdoesnotsupport
all USB devices.
USB device requirement
• Deviceswhichrequireadditionalprogram
installation when you have connected it to a
computer, are not supported.
• DonotextracttheUSBdevicewhilein
operation.
• ForalargecapacityUSB,itmaytakelongerthan
a few minutes to be searched.
• Topreventdataloss,backupalldata.
• IfyouuseaUSBextensioncableorUSBhub,the
USB device is not recognized.
• UsingNTFSlesystemisnotsupported.(Only
FAT(16/ 32) le system is supported.)
• Thisunitisnotsupportedwhenthetotal
number of les is 1 000 or more.
• ExternalHDD,Cardreaders,Lockeddevices,or
hard type USB devices, mobile phone are not
supported.
• USBportoftheunitcannotbeconnectedto
PC. The unit cannot be used as a storage device.
• SomeUSBmaynotworkwiththisunit.
• In power on state, you can’t charge a iPad via
USB port.
• In power on state, you can charge a iPod/
iPhone/smart phone via USB port.
• When you connect smart phone to USB port,
you can only charge it in power on state. (Some
smart phone may not be charged)

Getting Started8
Getting Started
1
Remote Control
1(POWER) : Switches the unit ON or OFF.
FUNCTION : Selects the function and input
source.
+/- (VOL): Adjusts speaker volume.
/ (Skip/Search) :
-Skips Fast backward or Forward.
-Searches for a section within a le.
(Play/Pause) : Starts or pauses playback.
@: Mutes the sound.
: This button is not available.
The battery used in this device may present a
re or chemical burn hazard if mistreated. Do
not recharge, disassemble, incinerate, or heat
above 100 °C (212 °F). Replace the battery part
no. CR2025 only. Use of another battery may
present a risk of re or explosion. Dispose of
the used battery. Keep the battery away from
children. Do not disassemble the battery or
dispose of it in re.
> Caution
Battery Installation
You have two ways to open the batterty
compartment.
1. Turn the battery compartment
counterclockwise by using a coin or your finger.
Then take the battery compartment out.
Coin Finger
2. Insert and fix the battery with the plus(+) facing
in the same direction as the plus(+) on the
battery compartment.
3. Put the battery compartment on the remote
control and turn it clockwise to close.
Coin Finger
If you have long nail, do not open the battery
compartment by using your nger. Or else,
your nail would be broken.
> Caution

Getting Started 9
Getting Started
1
Front Panel
PORT.IN
a Indicator
b1 (POWER)
Switches the unit ON or OFF.
cVOL (+/-)
Adjusts speaker volume.
d F (FUNCTION)
Selects the function and input source.
(iPod/iPad, Bluetooth, PORT.IN, USB)
Back Panel
aUSB Port
Plays music le by connecting the USB device.
bPORT. IN (3.5mm)
Listens to music from your portable device.
cDC IN12 V 02.5A (AC adapter input)

Getting Started10
Getting Started
1
Top Panel
aiPod/iPhone/iPad Dock
Connects an iPod/iPhone/iPad.
bSpeaker

Getting Started 11
Getting Started
1
Connecting the AC
adapter
1. Connect the supplied AC power cord to the AC
adapter.
2. Connect the AC adapter cable to DC. IN adapter
input.
3. Plug the AC power cord into an AC outlet.
2
Only use the AC adapter supplied with this
device. Do not use a power supply from
another device or manufacturer. Using any
other power cable or power supply may cause
damage to the device and void your warranty.
> Caution
Battery Installation
1. Press and open the battery cover.
2. Put six “AA size batteries” (not supplied) into
the compartment making sure the 2and 3
should be correctly positioned.
3. Close the battery cover.
yKeep the batteries out of the unit when you
do not use them for a long time.
yReplace the batteries with new ones when
they need changing.
yAlkaline or NiMH battery is recommended
to use.
> Caution
yCharging via this unit is only available when
the unit’s power cord is inserted in the
outlet.
, Note

2 Operating
Operating12
Operating
2
Overall Operation
You can operate the unit by using these button. To get more information, refer to the table below.
Mode
Button IPOD / IPAD PORT.IN USB BLUETOOTH
- / + VOL -/+ VOL -/+ VOL -/+ VOL -/+
1Power on/o Power on/o Power on/o Power on/o
press /Skip -/+ - Skip -/+ -
press and hold
/
Back scan
Forward scan -Back scan Forward scan -
Play/Pause - Play/Pause -
FUNCTION
F
Changes each of
function
Changes each of
function
Changes each of
function
Changes each of
function
@Mute/Unmute
the sound
Mute/Unmute
the sound
Mute/Unmute
the sound
Mute/Unmute
the sound

Operating 13
Operating
2
Basic Operations
iPod/iPhone/iPad Operations
You can enjoy the sound with your iPod/iPhone/
iPad. For details about iPod/iPhone/iPad, refer to
the iPod/iPhone/iPad User Guide.
1. Connect the iPod/iPhone/iPad firmly. If you
turn this unit on, your iPod/iPhone/iPad is
automatically turned on and starts recharging .
2. Press FUNCTION or F to select iPod/iPad
function.
To Do this
Pauses or
restart Press
Skip
During playback, press /
to go to the next le or to return
to the beginning of the current
le.
During playback, Press twice
briey to step back to the
previous le.
Search
Press and hold / during
playback and release it at the
point you want to listen to.
Compatible iPod/iPhone/iPad
The unit supports the models as follows.
yiPod touch
yiPod nano
yiPhone 4 S
yiPhone 4
yiPhone 3GS
yiPhone 3 G
yiPad 2
yiPad
Depending on your iPod/iPhone/iPad’s software
version, you may not control your iPod/iPhone/iPad
from the unit.
Depending on your iPod/iPhone/iPad device, you
may not control your iPod/iPhone/iPad from the
unit.

Operating14
Operating
2
yDepending on your iPod/iPhone/iPad ’s
software version, it may not be possible to
control your iPod/iPhone/ iPad from this
unit. We recommed installing the latest
software version.
yIf you use an application, make a call, or
send and receive SMS text message, etc.
on iPod touch, iPhone or iPad disconnect it
from iPod/iPhone/iPad dock of this unit and
then use it.
yIf you have a problem with your iPod/
iPhone/ iPad, please visit www.apple.com/
support.
yIn power on/o state, you can charge your
iPod/iPhone/iPad by connecting it to iPod/
iPhone/iPad Dock.
yYou may need additional operation for iPod
touch or iPhone, for example “unlock” by
draging the slider.
yYour iPod/iPhone/iPad is not charged when
the power cord of the unit is o, though
your batteries are in the unit.
, Note USB Operation
1. Connect the USB device to the USB port.
2. Select the USB function by pressing
FUNCTION or F.
Removing the USB Device from the unit
1. Choose a different function/mode .
2. Remove the USB device from the unit.
, Note
To Do this
Play Press
Pause During playback, press
Skipping to
the next/
previous le
During playback, press / to
go to the next le or to return to
the beginning of the current le.
During playback, press twice
briey to step back to the previous
le.
Searching
for a section
within a le
Press and hold / during
playback and release it at the point
you want to listen to.

Operating 15
Operating
2
yDuring playback, if you turn the unit o
and on, the last le you listened to plays
normally.
yDuring playback, if you change the function
mode, and return back to the previous
function mode, the last le you listened to
play normally.
yUSB Folders/Files are recognized as below
FOREDR4 FOREDR7
FOREDR8
FOREDR2
FOREDR5
FOREDR6
FOREDR
FILE
FILE 1
FILE 2
ROOT
FOLDER 1
FOLDER 3 FILE 5
FILE 6
FILE 7
FILE 3
FILE 8
FILE 9
FILE 10
FILE 11
FILE 12
FILE 13
FILE 14
FILE 4
yFile will be played from $le No.1 to $le
No.14 one by one.
y*ROOT : The rst screen you can see when
a computer recognize the USB is called
“ROOT”
, Note Turn off the sound temporarily
Press @on the remote control to mute your unit.
You can mute the sound in order, for example, to
answer the telephone. To cancel mute function,
press @again or VOL up and down.
Resume playback
The unit memorizes the point where you pressed
the . Press to resume playback.

Operating16
Operating
2
Advanced Operation
Listening to music from your
external device
The unit can be used to play the music from many
types of external device. (Portable cable is not
supplied as an accessory with this unit.)
1. Connect the external device to the PORT.IN
connector of the unit.
2. Turn the power on by pressing 1.
3. Select the PORT. IN function by pressing
FUNCTION or F.
4. Turn the external device on and start playing it.
MP3 player, etc
PORT.IN

Operating 17
Operating
2
Using a Bluetooth
wireless technology
About Bluetooth
Bluetooth® is wireless communication technology
for short range connection.
The available range is within 10 meters.
(The sound may be interrupted when the
connection interfered by the other electronic wave
or you connect the bluetooth in the other rooms.)
Connecting individual devices under Bluetooth®
wireless technology does not incur any charges. A
mobile phone with Bluetooth® wireless technology
can be operated via the Cascade if the connection
was made via Bluetooth® wireless technology.
Available Devices : Mobile phone, MP3, Laptop,
PDA.
Bluetooth Profiles
In order to use Bluetooth wireless technology,
devices must be able to interpret certain proles.
This unit is compatible with following prole.
A2DP (Advanced Audio Distribution Prole)
Listening to music stored on
the Bluetooth devices
Before you start the pairing procedure, make
sure the Bluetooth feature is turned on in to your
Bluetooth device. Refer to your Bluetooth device’s
user guide. Once a pairing operation is performed,
it does not need to be performed again.
1. Select the Bluetooth function by using the
FUNCTION or F.
Then Bluetooth LED of this unit will light up and
blink.
2. Operate the Bluetooth device and perform the
pairing operation. When searching for this unit
with the Bluetooth device, a list of the devices
found may appear in the Bluetooth device
display depending on the type of Bluetooth
device.Your unit appears as “LG AUDIO ND4520”.
3. Enter the PIN code.
PIN code : 0000
4. When this unit successfully is connected with
your Bluetooth device, Bluetooth LED of this
unit lights up without blinking.
Depending on the Bluetooth device type,
some device have a dierent pairing way.
, Note
5. Listen to music.
To play a music stored on your Bluetooth device,
refer to your Bluetooth device’s user guide.
ySound from the main set can be distorted
if you raise the volume of the device up to
two-thirds or more
yWhen you use the bluetooth function,
adjust the volume of a bluetooth device to
a proper level to listen to.
, Note

Operating18
Operating
2
yAfter searching for this unit on your
Bluetooth device, pair the Bluetooth device
with this unit. Then play the le you want.
yThe sound may be interrupted when
the connection is interfered by the other
electronic wave.
yYou cannot control the Bluetooth device
with this unit.
yPairing is limited one Bluetooth device per
one unit and multi-pairing is not supported.
yAlthough the distance between your
Bluetooth and the set is less than 10m, there
are obstacles between both, your Bluetooth
device cannot be connected.
yDepending on the type of the device,
you may not be able to use the Bluetooth
function.
yYou can enjoy wireless system using phone,
MP3, Notebook, etc..
yThe Electrical malfunction due to devices
using same frequency such as Medical
equipment, Microwaves or wireless
LAN devices, the connection will be
disconnected.
yWhen someone stands and interrupts
communication between Bluetooth device
and the player, the connection will be
disconnected.
yIf the gotten away of the distance between
Bluetooth and the unit, the sound quality
is lower and the connection will be
disconnected when the space between
the Bluetooth and the unit gets out of the
operating range of Bluetooth.
yThe device with Bluetooth wireless
technology is disconnected, if you turn o
the unit or put the device away from the
unit more than 10m.
yIf the Bluetooth device is disconnected, you
should connect the Bluetooth device to
your unit.

Operating 19
Operating
2
Using Bluetooth Apps.
About LG Bluetooth Remote App
LG Bluetooth Remote App bring a suit of new
features to your unit.
To enjoy more features, you are recommended to
download and install free“ LG Bluetooth Remote”.
Install “ LG Bluetooth app” onto
your Bluetooth device
1. Install “ LG Bluetooth app”by using QR code.
Use the scaning software to scan the QR code.
2. Tap an icon for installation.
3. Tap an icon for downloading.
(Android OS) (Apple iOS)
yMake sure that your powered Bluetooth
device is connected to the Internet.
yMake sure that your Bluetooth device has a
scanning software application. If you don’t
have one, download one from “Apple App
Store” or “Google Android Market (Google
Play Store)”.
, Note
Install “ LG Bluetooth Remote app
” by docking your iPhone/iPad/iPod
onto your player.
1. Connect your iPhone/iPad /iPod to iPod/iPhone/
iPad Dock. The display for downloading“LG
Bluetooth Remote” will be linked automatically.
(iOS O/S only)
2. Tap an icon for installation.
3. Tap an icon for downloading.
Install “ LG Bluetooth Remote app”
through “ Apple App Store” or
“Google Android Market”
1. Tap the Apple App Store icon or Google
Android Market(Google Play Store)icon.
2. In the search bar, type in the “LG Bluetooth
Remote” and search it.
3. In the search result list, find and tap“LG
Bluetooth Remote” to start downloading
Bluetooth app.
4. Tap an icon for installation.
5. Tap an icon for downloading.
yMake sure that your powered Bluetooth
device is connected to the Internet.
yMake sure that your powered Bluetooth
device is equipped with “ Apple App Store”
or “Google Android Market(Google Play
Store)”
, Note

Operating20
Operating
2
Activate Bluetooth with LG
Bluetooth Remote app
LG Bluetooth app helps to connect your powered
bluetooth device to the unit.
1. Tap LG Bluetooth app icon on the screen to
open LG Bluetooth app application, and go to
the main menu.
2. Tap [Setting] and select the unit you want.
3. If you want to get more information to operate,
tap [Setting] and [Help].
yAfter connecting Bluetooth device to the
unit by using iOS BT app. connect iPod/
iPhone/iPad to the unit. Then the function
will be switched to IPOD/IPAD function
automatically. If you disconnect the iPod/
iPhone/iPad from the unit, the Bluetooth
device will be connected to your player
automatically.
yWhile using Bluetooth, you may not operate
BT App. Disconnect Bluetooth device you
have connected before to use BT App
properly.
yIf you use Bluetooth App for operation,
there would be some dierences between
Bluetooth App and the supplied remote
control. Use the supplied remote control as
necessary.
yIf you operate BT app with Bluetooth
device connected, the Blutooth
connection you have connected before
may be disconnected. (Depending on
the smartpone’s O/S, this process has a
dierence.)
yDepending on the Bluetooth device, BT.App
may not work.
yIn Bluetooth function, if you use BT app, the
supplied remote control may not work.
yWhen using
BT app for remote control,
the operation may dier from the
supplied remote control.
yAccording to the smartphone’s
operating system, you have some
dierences for
BT app’s operation.
, Note
yWhen your Bluetooth device have been
already connected with other unit,
disconnect the Bluetooth connection rst.
Then you can control your player through
BT app.
yThe connection you’ve made may be
disconnected if you select other application
or change the setting of the connected
device via BT app. In such case, please check
the connection status.
yIf you place your iPod/iPhone/iPad into the
dock of this unit whlie your iPod/iPhone/
iPad is connected to this unit by Bluetooth
connection, the Bluetooth connection is
deactivated.
yThe Bluetooth connection of iPod/iPhone/
iPad is not activated whlie iPod/iPhone/iPad
is placed into the dock of this unit.
, Note