Table of Contents
LG SN4 User Manual
Displayed below is the user manual for SN4 by LG which is a product in the Soundbar Speakers category. This manual has pages.
Related Manuals
OWNER’S MANUAL
Wireless
Sound Bar
Please read this manual carefully before operating your set and retain it for future
reference.
MODEL
SN4 (SN4, SPN4B-W)
2004_Rev02
www.lg.com
Copyright © 2020 LG Electronics Inc. All Rights Reserved.
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 sufcient 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
conned space such as a book case or similar unit.
CAUTION: Do not use high voltage products around
this product. (ex. Electrical swatter) This product may
malfunction due to electrical shock.
CAUTION: The apparatus should not be exposed to
water (dripping or splashing) and no objects lled
with liquids, such as vases, should be placed on the
apparatus.
CAUTION: Do not block any ventilation openings.
Install in accordance with the manufacturer’s
instructions.
Slots and openings in the cabinet are provided
for ventilation and to ensure reliable operation of
the product and to protect it from over heating.
The openings should never be blocked by placing
the product on a bed, sofa, rug or other similar
surface. This product shall not be placed in a built-
in installation such as a bookcase or rack unless
proper ventilation is provided or the manufacturer’s
instruction has been adhered to.
CAUTION: No naked ame sources, such as lighted
candles, should be placed on the apparatus.
NOTICE: For safety marking information including
product identication and supply ratings, please refer
to the main label on the bottom or the other surface
of the product.
CAUTION concerning the Power Cord
The Power Plug is the disconnecting device. In case
of an emergency, the Power Plug must remain readily
accessible.
Check the specication page of this owner’s manual
to be certain of the current requirements.
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 device, and if its appearance indicates
damage or deterioration, unplug it, discontinue use of
the device, 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 device.
CAUTION: Be careful to make sure children do not
put their hands or any objects into the *speaker duct.
* speaker duct: A hole for plentiful bass sound on
speaker cabinet. (enclosure)
Getting Started 3
Getting Started
1
CAUTION: Only use the AC adapter supplied with
this device. Do not use a power supply from another
device or another manufacturer. Using any other
power cable or power supply may cause damage to
the device and void your warranty.
Symbols
~Refers to alternating current (AC).
0Refers to direct current (DC).
Refers to class II equipment.
1Refers to stand-by.
!Refers to “ON” (power).
Refers to dangerous voltage.
OPEN SOURCE SOFTWARE NOTICE
INFORMATION
To obtain the source code under GPL, LGPL, MPL, and
other open source licenses, that is contained in this
product, please visit http://opensource.lge.com.
In addition to the source code, all referred license
terms, warranty disclaimers and copyright notices are
available for download.
LG Electronics will also provide open source code to
you on CD-ROM for a charge covering the cost of
performing such distribution (such as the cost of
media, shipping, and handling) upon email request to
opensource@lge.com.
This offer is valid for a period of three years after our
last shipment of this product. This offer is valid to
anyone in receipt of this information.
Table of Contents4
2 Connecting
14 Organizing cables (Optional)
14 Connecting the AC Adapter
15 Wireless subwoofer connection
17 Connecting to your TV
17 – Using an OPTICAL cable
17 – LG Sound Sync
19 – Using an HDMI cable
19 – ARC (Audio Return Channel) function
19 – What is SIMPLINK?
20 – Additional information for HDMI
21 Optional equipment connection
21 – HDMI connection
22 – OPTICAL IN connection
22 – USB connection
22 – Compatible USB devices
23 – USB device requirement
23 – Playable file
1 Getting Started
2 Safety Information
6 Introduction
7 Front panel
8 Rear panel
9 Remote control
12 Speakers position
13 Installing the sound bar
Table of Contents
Table of Contents 5
1
2
3
4
5
3 Operating
25 Basic operations
25 – USB operation
26 Other operations
26 – Using your TV remote control
27 – AUTO POWER On/Off
28 – Auto function change
28 – Quick Start
29 Using a BLUETOOTH Wireless Technology
29 – About Bluetooth
29 – Bluetooth profiles
29 – Listening to Music of a Bluetooth Device
31 – Controls connected Bluetooth device
31 – Bluetooth connection lock (BT LOCK)
31 Using BLUETOOTH App
31 – Install “Music Flow Bluetooth” App onto
Your BLUETOOTH Device
32 – Activate BLUETOOTH with “Music Flow
Bluetooth” App
4 Troubleshooting
33 Troubleshooting
33 – General
34 – NOTES to use wireless
35 – NOTES to release Demo mode
5 Appendix
36 Trademarks and licenses
37 Specifications
39 Handling the Unit
Getting Started6
Getting Started
1
Introduction
Symbol used in this manual
, Note
Indicates special notes and operating features.
> Caution
Indicates cautions for preventing possible damages
from abuse.
Getting Started 7
Getting Started
1
Front panel
A
Display Window
-Display window will be darkened automatically if there is no key input for 15 seconds.
When you press any button, the display window will brighten.
BRemote sensor
C
1 (Standby)
-Switches the unit ON or OFF.
F (Function)
-Select the function and input source by pressing F repeatedly.
Input source / Function Display
Optical
ARC
LG Sound Sync (Wired)
OPT/HDMI ARC
Bluetooth BT
LG Sound Sync (Wireless) LG TV
HDMI IN HDMI
USB USB
o/p (Volume)
-Adjusts volume level.
, This unit will turn itself off to save electric consumption when the main unit is not connected to an external
device and is not used for 15 minutes.
Getting Started8
Getting Started
1
Rear panel
ADC IN
-Connect to the AC adapter.
BOPTICAL IN
-Connect the OPTICAL IN jack on the back of the unit to OPTICAL OUT jack on the TV.
C
HDMI IN
-Connect HDMI IN jack on the back of the unit to HDMI OUT jack on the external device.
You can enjoy the sound and picture from HDMI connection on an external device.
DHDMI OUT (TV ARC)
-Connect the HDMI OUT (TV ARC) jack on the back of the unit to ARC jack on the TV.
EUSB Port
-Connect USB memory device to the USB port on the back of the unit.
Getting Started 9
Getting Started
1
Remote control
Replacement of Battery
Remove the battery cover on the rear of the remote
control, and insert the battery with 4 and 5
matched correctly.
Risk of re or explosion if the battery is replaced by
an incorrect type.
a1 (Standby)
-Switches the unit ON or OFF.
bVOL (Volume) o/p
-Adjusts speaker volume.
c
C/V (Skip/Search)
-Press C or V to go to next or previous le.
-Press and hold C or V during playback and release it at the point you want.
d
N (Play/Pause)
-Starts playback. / Pauses playback.
yBT (Bluetooth) connection Lock: It allows you to connect a Bluetooth device only on Bluetooth
and LG TV functions. (Page 31)
To turn on or off the Bluetooth connection lock, press and hold N for about 3 seconds and press it
again in BT (Bluetooth) function.
Getting Started10
Getting Started
1
e
SOUND EFFECT
-Selects a sound effect mode by using SOUND EFFECT.
On Display Description
AI SOUND PRO Analyzes the property of the input sound and provides the
sound optimized for the content in real time.
BASS BLAST or BASS BLAST+ Reinforces the bass and powerful sound.
STANDARD You can enjoy optimized sound.
DTS VIRTUAL : X You can enjoy more immersive and cinematic surround sound.
yTV remote: It allows you to control the volume of this unit by your TV remote control even by other
company’s product. (Page 26)
To turn on or off the TV Remote function, press and hold SOUND EFFECT for about 3 seconds and
press it again.
, Supported TV brands
LG Panasonic Philips Samsung Sharp Sony Toshiba Vizio
f
(Sound tuning)
-Adjusts sound level of each speaker.
Select the speaker you want to adjust by using and adjust the sound level by using VOL o/p.
, See the page 12 for more information of speakers.
Display Description Range
WF Sub Woofer -15 ~ 6
TRE Treble -5 ~ 5
BAS Bass -5 ~ 5
gF (Function)
-Select the function and input source by pressing F repeatedly.
h[ (Mute)
-Press [ to mute your unit. To cancel it, press [ again.
Getting Started 11
Getting Started
1
i
J (Information)
-You can display various information of the input source by pressing J.
-OPT (Optical)/ARC/HDMI (HDMI IN) : Audio format
-BT (Bluetooth) : Connected Bluetooth device name
-USB : File information contained on a USB.
yAuto Power ON/OFF: It allows the unit to turn on and off automatically by input signals : Optical,
LG TV or Bluetooth (Page 27)
To turn on or off AUTO POWER function, press and hold J for about 3 seconds and press it again.
jREPEAT
-Press REPEAT to select desired repeat or random mode.
kFOLDER W/S
-Searches a folder on USB device.
Getting Started12
Getting Started
1
Speakers position
ab a
aFront speakers
bSubwoofer
Getting Started 13
Getting Started
1
Installing the sound bar
You can hear the sound by connecting the unit to the
other device : TV, Blu-ray disc player, DVD player, etc.
Place the unit in front of the TV and connect it to the
device you want. (Pages 17 - 22)
You can place the wireless subwoofer anywhere in
your room. But it is better to place the subwoofer
near the main unit. Turn it slightly toward the center
of the room to reduce the wall reections.
If the sound bar covers the remote sensor of the
TV, please separate distance between the sound
bar and TV by 10 ~ 15 cm or more.
, Note
yFor best performance of wireless connection
such as Bluetooth or wireless subwoofer,
do not install the unit on Metallic furniture
because wireless connection communicates
through a module positioned on the bottom
of the unit.
yBe careful not to make scratches on the
surface of the Unit /Subwoofer when
installing or moving them.
> Caution
2 Connecting
Connecting14
Connecting
2
Organizing cables
(Optional)
You can organize the cable with cable ties.
1. Hold the cables together with cable ties as shown
below.
2. Tighten cable ties.
yAfter all connections are completed, you can
arrange cables as needed.
yCable ties are not provided.
, Note
Connecting the AC
Adapter
Connect the unit to the power supply with the
supplied 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.
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
Connecting 15
Connecting
2
Wireless subwoofer
connection
LED indicator of wireless subwoofer
LED Color Status
Yellow - green
(Blink)
The connection is trying.
Yellow - green The connection is completed.
Red The wireless subwoofer is in
standby mode or the connection
is failed.
Off
(No display)
The power cord of wireless
subwoofer is disconnected.
Setting up the wireless subwoofer for
the first time
1. Connect the power cord of the sound bar and the
wireless subwoofer to the outlet.
2. Turn on the sound bar. The sound bar and
the wireless subwoofer will be automatically
connected.
-Yellow - green LED on the front of wireless
subwoofer turns on.
Manually pairing wireless subwoofer
When your connection is not completed, you can
check red LED on the wireless subwoofer and the
wireless subwoofer does not make sound. To solve
the problem, follow the steps below.
1. Press PAIRING on the rear of the wireless
subwoofer.
-The yellow - green LED on the front of the
wireless subwoofer blinks quickly.
(If the yellow - green LED does not blink, press
and hold the PAIRING.)
2. Turn on the sound bar.
-Pairing is completed. The yellow - green LED on
the front of the wireless subwoofer turns on.
Connecting16
Connecting
2
yIt takes a few seconds (and may take longer)
for the main unit and the subwoofer to
communicate with each other and make
sounds.
yThe closer the main unit and the subwoofer,
the better sound quality. It is recommended
to install the main unit and the subwoofer as
close as possible and avoid the cases below.
-There is an obstacle between the main unit
and the subwoofer.
-There is a device using same frequency
with this wireless connection such as
a medical equipment, a microwave or a
wireless LAN device.
-Keep the sound bar and the subwoofer
away from the device (ex. wireless router,
microwave oven, etc.) over 1 m to prevent
wireless interference.
!
1 m
, Note
Connecting 17
Connecting
2
Connecting to your TV
Please connect with this unit and TV using the optical
digital cable or HDMI cable considering the state of
the TV.
Using an OPTICAL cable
1. Connect the OPTICAL IN jack on the back of the
unit to OPTICAL OUT jack on the TV using an
OPTICAL cable.
Optical
cable
2. Select the input source to OPT/HDMI ARC by
pressing F repeatedly.
You can see “OPT” on the display window if
connecting normally between this unit and your
TV.
yBefore connecting the optical cable, be sure
to remove the protection plug cover if your
cable has the cover.
yYou can enjoy the TV audio through the
speakers of this unit. In the case of some TV
models, you must select the external speaker
option from the TV menu. (For details,
reference your TV user manual.)
yIf this unit is connected by OPTICAL and ARC
at the same time, the ARC signal has a higher
priority.
, Note
LG Sound Sync
You can control some functions of this unit by
your TV’s remote control with LG Sound Sync. It is
compatible with the LG TV that is supported LG
Sound Sync. Make sure of the LG Sound Sync logo on
your TV.
Controllable function by LG TV’s remote control :
Volume up/down, mute
Make one of the following connections, depending on
the capabilities of your equipment.
yYou can also use the remote control of this
unit while using LG Sound Sync. If you use TV’s
remote control again, the unit synchronizes
with the TV.
According to TV Specications, the volume
and mute of this unit synchronize with TV.
yWhen the connection fails, make sure of the
condition of the TV and power.
yMake sure of the condition of this unit and
the connection in the cases below when using
LG Sound Sync.
-The unit is turned off.
-Changing the function to the others.
-Disconnecting the optical cable.
-Disconnecting the wireless connection
caused by interference or a distance.
yThe amount of time to turn off this unit is
different depending on your TV when you set
AUTO POWER function to ON.
, Note
Connecting18
Connecting
2
LG Sound Sync with wired connection
1. Connect your LG TV to the unit by using an
optical cable.
Optical
cable
2. Set up the sound output of TV to listen to the
sound through this unit :
(Refer to the TV’s instruction manual for the
details of LG Sound Sync.)
3. Turn on the unit by pressing 1.
4. Select the input source to OPT/HDMI ARC by
pressing F repeatedly.
You can see “LGOPT” on the display window if
connecting normally between this unit and your
TV.
LG Sound Sync with wireless
connection
1. Turn on the unit by pressing 1.
2. Select the LG TV function by pressing F
repeatedly.
3. Set up the sound output of TV to listen to the
sound through this unit :
“PAIRED” appears on the display window for
about 3 seconds and then you can see “LG TV”
on the display window if connecting normally
between this unit and your TV.
(Refer to the TV’s instruction manual for the
details of LG Sound Sync.)
If you turned off the unit directly by pressing
1 (Power), LG Sound Sync (Wireless) will be
disconnected.
, Note
Connecting 19
Connecting
2
Using an HDMI cable
If you connect this unit to a TV that supports HDMI
CEC and ARC (Audio Return Channel), you can
enjoy the TV audio through the speakers of this unit
without connecting the optical cable.
1. Connect the HDMI OUT (TV ARC) jack on the
back of the unit to ARC jack on the TV using an
HDMI cable.
HDMI cable
2. Select the input source to OPT/HDMI ARC by
pressing F repeatedly.
You can see “ARC” on the display window if
connecting normally between this unit and your
TV.
yYou can enjoy the TV audio through the
speakers of this unit. In the case of some TV
models, you must select the external speaker
option from the TV menu. (For details,
reference your TV user manual.)
yDepending on your LG TV model, you may
need to turn on the SIMPLINK function on
your LG TV.
yWhen you return to ARC function from
another function, you need to select the input
source to OPT/HDMI ARC. Then this unit
changes to ARC function automatically.
, Note
ARC (Audio Return Channel)
function
The ARC function enables an HDMI capable TV to
send the audio stream to HDMI OUT of the unit.
To use this function :
-Your TV must support the HDMI-CEC and ARC
function and the HDMI-CEC and ARC must be set
to On.
-The setting method of HDMI-CEC and ARC may
differ depending on the TV. For details about ARC
function, refer to your TV manual.
-You must use the HDMI cable (Type A, High Speed
HDMI™ cable with Ethernet).
-You must connect the HDMI OUT on the unit with
HDMI IN of the TV that supports ARC function
using an HDMI cable.
-You can connect only one Sound bar to TV
compatible with ARC.
What is SIMPLINK?
Some functions of this unit are controlled by the
TV’s remote control when this unit and LG TV’s with
SIMPLINK are connected through HDMI connection.
Controllable functions by LG TV’s remote control :
Power on/off, volume up/down, etc.
Refer to the TV owner’s manual for the details of
SIMPLINK function.
LG TV’s with SIMPLINK function has the logo as
shown above.
yDepending on the state of the unit, some
SIMPLINK operation may differ from your
purpose or not work.
yDepending on a TV or a player which is
connected with this unit, SIMPLINK operation
may differ from your purpose.
, Note
Connecting20
Connecting
2
Additional information for HDMI
yWhen you connect an HDMI or DVI compatible
device make sure of the following:
- Try switching off the HDMI/DVI device and this
unit. Next, switch on the HDMI/DVI device and
leave it for around 30 seconds, then switch on
this unit.
- The connected device’s video input is set
correctly for this unit.
- The connected device is compatible with
720 x 576p (or 480p), 1280 x 720p, 1920
x1080i or 1920 x 1080p video input.
yNot all HDCP-compatible HDMI or DVI devices will
work with this unit.
- The picture will not be displayed properly with
non-HDCP device.
yIf a connected HDMI device does not accept
the audio output of the unit, the HDMI
device’s audio sound may be distorted or may
not output.
yChanging the resolution when the connection
has already been established may result in
malfunctions. To solve the problem, turn off
the unit and then turn it on again.
yWhen the HDMI connection with HDCP is not
veried, TV screen is changed to black screen.
In this case, check the HDMI connection, or
disconnect the HDMI cable.
yIf there are noises or lines on the screen,
please check the HDMI cable (length is
generally limited to 4.5 m).
yYou cannot change the video resolution in the
HDMI mode. Change the video resolution of
the connected component.
yIf the video output signal is abnormal when
your personal computer is connected to HDMI
IN jack, change the resolution of your personal
computer to 576p (or 480p), 720p, 1080i or
1080p.
, Note
HDMI cable Checklist
Some HDMI cables have poor signal transmission,
which can cause problems with sound and video
transmission.
Even after HDMI cable connections, if no sound,
sound interrupted, noise occurring from the sound
bar and/or no video, no smooth video on your TV, the
HDMI cable may be the problem.
Use the cable marked with the premium HDMI
certication logo. We recommend using “High Speed
HDMI Cable with Ethernet” or later version.
STANDARD HDMI CABLE WITH ETHERNET
HIGH SPEED HDMI CABLE
HIGH SPEED HDMI CABLE WITH ETHERNET
(X)
(X)
(O)
Premium High Speed HDMI® Cable with Ethernet
ULTRA HIGH SPEED HDMI® CABLE
(O)
(O)
Connection through HDMI Cable*
Your television must support the newest HDMI
features (HDMI CEC1) / ARC (Audio Return Channel))
to fully enjoy the Live broadcasting channel with
audio system through an HDMI cable. Unless your
TV supports these HDMI features, the audio system
should be connected through an OPTICAL cable.
1) HDMI CEC (High-Denition Multimedia Interface
Consumer Electronics Control)
Consumer Electronics Control (CEC) is an HDMI
feature designed to allow the user to command and
control the CEC-enabled devices, that are connected
through HDMI by using only one of their remote
controls.
* Trade names for CEC are SimpLink (LG) , Anynet+
(Samsung), BRAVIA Sync (Sony), EasyLink (Philips),
etc.
Connecting 21
Connecting
2
Optional equipment
connection
HDMI connection
You can enjoy the sound and picture from HDMI
connection on external device.
For enjoying sound only
You can enjoy the sound from the external device you
connect.
To the Blu-ray disc player,
DVD player, etc.
1. Connect HDMI IN jack on the back of the unit to
HDMI OUT jack on the audio device such as Blu-
ray disc player, DVD player, etc.
2. Select the input source to HDMI by pressing F
repeatedly.
For enjoying both sound and picture
You can enjoy both sound and picture from the
external device you connect.
HDMI
cable
HDMI
cable
1. Connect HDMI IN jack on the back of the unit to
HDMI OUT jack on the external device such as
Blu-ray disc player, DVD player, etc.
2. Connect HDMI OUT (TV ARC) jack on the back of
the unit to HDMI IN jack on the TV.
3. Select the input source to HDMI by pressing F
repeatedly.
yAudio and Video signal can't pass through
when this unit is turned off.
yHDMI OUT (TV ARC) jack is for TV connection.
Even though multi channel is inputted to the
unit through an HDMI cable, the unit can only
output PCM 2 channel to TV.
yIf your TV does not support DTS sound
source, connect the playback (source) device
to the HDMI IN or OPTICAL IN jack on the
soundbar to listen to DTS audio.
, Note
Connecting22
Connecting
2
OPTICAL IN connection
Connect an optical output jack of external devices to
the OPTICAL IN jack.
Optical cable
To the optical output
jack of external device
1. Connect the OPTICAL IN jack on the back of the
unit to optical out jack of your external device.
2. Select the input source to OPT/HDMI ARC by
pressing F repeatedly.
You can see “OPT” on the display window if
connecting normally between this unit and your
device.
Before connecting the optical cable, be sure to
remove the protection plug cover if your cable
has the cover.
, Note
Make sure to properly align and connect the
optical cable; improper alignment may cause
damage to the jack.
<O> <X>
Optical jack Optical cable Optical jack Optical cable
> Caution
USB connection
Connect USB memory device to the USB port on the
back of the unit.
If HDMI cable is connected on the unit, inserting
a USB device may be limited depending on a
USB device shape.
, Note
For more information of playing les on a USB, refer
to the page 25.
Removing the USB Device from the unit.
1.
Choose a different function/mode.
2. Remove the USB device from the unit.
Compatible USB devices
yMP3 Player : Flash type MP3 player.
yUSB Flash Drive : Devices that support USB 2.0.
yThe USB function of this unit does not support
some USB devices.
Connecting 23
Connecting
2
USB device requirement
yDevices which require additional program
installation connected to a computer, are not
supported.
yDo not extract the USB device while in operation.
yFor a large capacity USB, it may take longer than a
few minutes to be searched.
yTo prevent data loss, back up all data.
yThe unit’s USB Port cannot be connected to PC.
The unit can not be used as a storage device.
yThe exFAT le system is not supported on this
unit. (FAT16/FAT32/NTFS systems are available.)
yDepending on some devices, it may not available to
recognize the followings on this unit.
-External HDD
-Card readers
-Locked devices
-Hard type USB devices
-USB hub
-Using USB extension cable
-iPhone/iPod/iPad
-Android device
Playable file
Sampling Frequency
MP3 : within 32 to 48 kHz
WMA : within 32 to 48 kHz
OGG : within 32 to 48 kHz
FLAC : 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz,
176.4 kHz and 192 kHz (16 bit/ 24 bit)
WAV : 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz,
176.4 kHz and 192 kHz (16 bit/ 24 bit)
Bitrate resolution
MP3 : within 80 to 320 kbps
WMA : within 56 to 128 kbps
OGG : within 64 to 500 kbps
yMaximum les : Up to 2,000
yMaximum directories : Up to 200
yA protected le by DRM (Digital rights
management) cannot be played on the unit.
yVideo les in the USB storage device can not be
played.
yDepending on the performance of your USB
device, playback may not work well.
Connecting24
Connecting
2
yFolders and les on the USB are recognized
as below.
A
: File
: Folder
B
C
D
E
F
G
H
I
J
a
c
b
d
*ROOT
yIf there is no le in a folder, the folder will not
appear.
yFile will be played from le $A to le $J
one by one.
yFiles will be played in order recorded and it
may be different depending on the record
circumstances.
yThis unit can display le or folder names that
contain numbers or English characters only.
y*ROOT : The rst screen you can see when a
this unit recognize the USB is “ROOT”.
, Note
3 Operating
Operating 25
Operating
3
Basic operations
USB operation
1. Connect the USB device to the USB port.
2. Select the USB function by pressing F repeatedly.
To Do this
Playback Press N on the remote
control.
Pause During playback, press N on
the remote control.
Skip to the next/
previous le
During playback, press V on
the remote control to go to the
next le.
Playing less than 3 seconds,
press C on the remote
control to go to the previous
le.
Playing after 3 seconds, press
C on the remote control to
go to the beginning of the le.
Search for a
section within a
le
Press and hold C/V on the
remote control during playback
and release it at the point you
want to listen to.
Play repeatedly
or randomly
Press REPEAT on the remote
control repeatedly. Refer to
the note for details about the
display change.
Search a folder Press FOLDER W/S on the
remote control.
Resume
playback
This unit memorizes a current
song which is played before
changing the function or
turning off the unit.
yThe resume point may be cleared when you
pull out the power cord or removing the USB
device from the unit.
yRepeat/Random playback operates as follows.
On Display Description
OFF Plays songs on USB device
in order.
ONE Plays a same song
repeatedly.
FOLDER Plays songs in a folder
repeatedly.
ALL Plays all the songs on USB
device repeatedly.
SHUFFLE Plays all the songs once
randomly, and stops the
playback.
, Note
Operating26
Operating
3
Other operations
Using your TV remote control
You can control some functions of this unit by your
TV remote control even by other company’s product.
Controllable functions are volume up/down and
mute.
Press and hold SOUND EFFECT on the remote
control for about 3 seconds. “ON - TV REMOTE”
appears and you can control this unit by your TV
remote control.
To check the status of this function, press and hold
SOUND EFFECT on the remote control.
To turn off this function, press and hold SOUND
EFFECT on the remote control and press it once
again while “ON - TV REMOTE” is scrolled.
yMake sure that the sound output of your TV
is set to [External speaker].
yThis function does not operate on LG TV’s
magic remote control.
yThis function may not work well when some
TV control functions such as HDMI CEC,
SIMPLINK and LG Sound Sync set to ON.
yThis function may not work well when the
unit and the TV are connected with an HDMI
cable.
ySome remote control may not be supported.
, Note
How to disconnect the wireless
network connection or the wireless
device
Set up the AUTO POWER ON/OFF function to off
and turn off the unit.
Operating 27
Operating
3
AUTO POWER On/Off
This unit automatically turns on by an input source :
Optical, LG TV or Bluetooth.
When you turn on your TV or an external device
connected to this unit, this unit recognizes the input
signal and selects the suitable function. You can hear
the sound from your device.
If you try to connect your Bluetooth device, this
unit turns on and the unit will be connected to your
Bluetooth device.
To turn on this function, press and hold J on the
remote control for about 3 seconds and press it once
again while “OFF - AUTO POWER” is scrolled.
To check the status of this function, press and hold
J on the remote control.
To turn off this function, press and hold J on the
remote control for about 3 seconds and press it once
again while “ON - AUTO POWER” is scrolled.
yAfter the unit is turned on by AUTO POWER
function, it will be automatically turned off if
there is no signal for a certain period of time
from the TV connected by LG Sound Sync
(Optical/Wireless).
yAfter the unit is turned on by AUTO POWER
function, it will be automatically turned off if
there is no signal for a certain period of time
from the external device.
yIf you turned off the unit directly, it cannot
be turned on automatically by AUTO POWER
function. However the unit can be turned on
by AUTO POWER function when optical signal
comes in after 5 seconds of no signal.
yDepending on the connected device, this
function may not operate.
yIf you disconnect Bluetooth connection by
this unit, some Bluetooth devices try to
connect to the unit continually. Therefore it is
recommended to disconnect the connection
before turning off the unit.
yWhen you turn on this unit for the rst time,
status of Auto Power function is turned on.
yTo use this function, the main unit must be
registered in paired devices list of Bluetooth
device.
yYou can set the AUTO POWER function only
when this unit is turned on.
, Note
Operating28
Operating
3
Auto function change
This unit recognizes input signals such as Optical,
HDMI ARC, Bluetooth and LG TV and then changes
suitable function automatically.
When optical signal comes in
When you turn on the external device connected to
this unit by an optical cable, this unit changes the
function to optical. You can hear the sound from your
device.
When you try to connect BLUETOOTH
device
When you try to connect your Bluetooth device to
this unit, Bluetooth function is selected. Play your
music on the Bluetooth device.
When you turn on your TV or an
external device
When you turn on your TV or an external device
connected by the optical, LG sound sync (optical or
wireless) or HDMI ARC this sound bar will change
to a suitable function so you can listen to the sound
through it.
yThis unit does not change the function to
optical if SIMPLINK of the connected TV,
Bluray disc player, set-top box or etc. device
set to on or connected CEC supported device
is turned on.
If you want to use the auto function change,
turn off SIMPLINK function on your LG TV.
It takes for about 30 seconds to turn off
SIMPLINK.
yIf the Bluetooth connection lock function
is set, Bluetooth connection will be only
available on Bluetooth and LG TV function.
(Page 31)
, Note
Quick Start
This unit can stay in standby mode with low power
consumption, so that the unit can reduce boot time
when you turn on this unit.
To turn on this function, press 1 on the unit for 3
seconds when the unit is turned on.
“ON - Q. START” appears in display.
To turn off this function, press 1 on the unit for 3
seconds again when the unit is turned on.
“OFF - Q. START” appears in display.
yIf the Quick start function is set and an AC
power is accidently re-connected to the unit
by power failure etc., the Quick start function
will activate when the unit is turned on and
off once.
yWhen the Quick start function is set, power
consumption will be higher than when the
Quick start is off.
yThis function may not work depending on the
models.
, Note
Operating 29
Operating
3
Using a BLUETOOTH
Wireless Technology
About Bluetooth
Bluetooth is wireless communication technology for
short range connection.
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.
yAvailable Devices : Smart phone, MP3, Notebook,
etc.
yVersion: 4.0
yCodec: SBC, AAC
Bluetooth profiles
In order to use Bluetooth wireless technology,
devices must be able to interpret certain proles. This
unit is compatible with following prole.
A2DP (Advanced Audio Distribution Prole)
Listening to Music of a
Bluetooth Device
Before you start the pairing procedure, make sure
that the Bluetooth feature on your smart device
is turned on. 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 pressing F
repeatedly.
Appears “BT” and then “READY” in display
window.
2. Operate the Bluetooth device and perform the
pairing operation. When searching for this unit
on your 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 SN4(XX)”
3. Select the “LG SN4(XX)”.
yXX means the last two digits of address.
For example, if your unit has a MAC
address such as 9C:02:98:4A:F7:08, you
will see “LG SN4(08)” on your Bluetooth
device.
yDepending on the Bluetooth device type,
some devices have a different pairing way.
For details about Bluetooth pairing, refer
to your Bluetooth device manual.
, Note
Operating30
Operating
3
4. When this unit is successfully connected with
your Bluetooth device,
“PAIRED” [ your device’s name [ “BT” appears
on the display window.
yIf it is unavailable to display device name
on the unit, “-” will be displayed.
yTo check the connected device’s name,
press J on the remote control. The
connected Bluetooth device’s name is
displayed.
, Note
5. Listen to music.
To play music in your Bluetooth device, refer to
your Bluetooth device’s user guide.
yWhen using Bluetooth technology, you have
to make a connection between the unit and
the Bluetooth device as close as possible and
keep the distance.
However it may not work well in the case
below :
-There is an obstacle between the unit and
the Bluetooth device.
-There is a device using same frequency
with Bluetooth technology such as a
medical equipment, a microwave or a
wireless LAN device.
, Note
yIf Bluetooth connection does not work well,
try pairing it again.
yThe sound may be interrupted when the
connection has interference by the other
electronic waves.
yPairing is limited to one Bluetooth device per
unit and multi-pairing is not supported.
yDepending on the type of the device, you may
not be able to use the Bluetooth function.
yYou can enjoy Bluetooth function using
smart phone, MP3, Notebook, etc..
yThe more distance between the unit and the
Bluetooth device, the lower the sound quality
becomes.
yBluetooth connection will be disconnected
when the unit is turned off or the Bluetooth
device gets too far from the unit.
yWhen Bluetooth connection is disconnected,
connect the Bluetooth device to the unit
again.
yWhen the unit is not connected, “READY”
appears in the display window.
yWhen you connect Bluetooth device (iOS
device etc.) to this unit or operate the device,
the volume level can be synchronized with
each other.
yIf you change to another function after
connecting Bluetooth, Bluetooth connection
will be disconnected. And you return to
Bluetooth function, Bluetooth connection
will be connected automatically.
, Note
Operating 31
Operating
3
Controls connected Bluetooth
device
You can control the connected Bluetooth device
from the unit; play, pause, skip, volume.
yOnly Android OS and iOS is available to use
this function.
yThis function may not be supported
depending on the Bluetooth device or some
of TV operated differently.
, Note
Bluetooth connection lock (BT
LOCK)
You can limit Bluetooth connection to only
BT (Bluetooth) and LG TV function to prevent
unintended Bluetooth connection.
To turn on this function, press and hold N on
the remote control for about 3 seconds in BT
(Bluetooth) function and press it once again while
“OFF - BT LOCK” is scrolled. Then you can limit
Bluetooth connection.
To turn off this function, press and hold N on
the remote control for about 3 seconds in BT
(Bluetooth) function and press it once again while
“ON - BT LOCK” is scrolled.
Even if you set up BT LOCK function to On, this
sound bar turns on by Auto Power function. Turn
off Auto Power function to prevent it. (Page
27)
, Note
Using BLUETOOTH App
yOnly Android OS is available to use “Music
Flow Bluetooth” app with this unit.
yAdditional data charges may apply according
to your internet environment or mobile plan.
, Note
About “Music Flow Bluetooth” App
“Music Flow Bluetooth” app brings a suite of new
features to this unit.
To enjoy more features, you are recommended to
download and install free “Music Flow Bluetooth”
app.
Install “Music Flow Bluetooth”
App onto Your BLUETOOTH
Device
There are two ways to install “Music Flow Bluetooth”
app onto your Bluetooth device.
Install “Music Flow Bluetooth” App
through QR code
1. Install “Music Flow Bluetooth” app through QR
code. Use the scanning software to scan the QR
code.
2. Tap an icon for installation.
yMake sure that your 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 “Google
Android Market (Google Play Store)”.
yDepending on area, QR code may not work.
yYou can nd the available application of this
unit by using “LG Audio” app.
Android OS: Ver 5.0 (or later)
, Note
Operating32
Operating
3
Install “Music Flow Bluetooth” App
through “Google Android Market
(Google Play Store)”
1. Tap the “Google Android Market (Google Play
Store)” icon.
2. In the search bar, type in the “Music Flow
Bluetooth” and search it.
3. In the search result list, find and tap “Music Flow
Bluetooth” to start downloading Bluetooth app.
yMake sure that your Bluetooth device is
connected to the Internet.
yMake sure that your Bluetooth device is
equipped with “Google Android Market
(Google Play Store)”.
, Note
Activate BLUETOOTH with
“Music Flow Bluetooth” App
“Music Flow Bluetooth” app helps to connect your
Bluetooth device to this unit.
1. Tap “Music Flow Bluetooth” app icon on the home
screen to open “Music Flow Bluetooth” app, and
go to the main menu.
2. If you want to get more information to operate,
tap [Setting] and tap [Help] menu.
y“Music Flow Bluetooth” app will be available
in the software version as follow;
-Android O/S : Ver 4.0.3 (or later)
yIf you use “Music Flow Bluetooth” app for
operation, there would be some differences
between “Music Flow Bluetooth” app and
the supplied remote control. Use the supplied
remote control as necessary.
yDepending on the Bluetooth device, “Music
Flow Bluetooth” app may not work.
yAfter connection of “Music Flow Bluetooth”
app, music may be output from your device. In
this case, try connecting procedure again.
yIf you operate the other applications or
change the settings on your Bluetooth
device while using “Music Flow Bluetooth”
app, “Music Flow Bluetooth” app may operate
abnormally.
yWhen “Music Flow Bluetooth” app operates
abnormally, check your Bluetooth device and
the connection of “Music Flow Bluetooth” app
and then try to connect again.
yDepending on the smart phone's operating
system, you have some differences for “Music
Flow Bluetooth” operation.
yEven though Bluetooth connection will
be disconnected, you can use “Music Flow
Bluetooth” app when you change the
function.
yAdditional features offered by "Music Flow
Bluetooth" app may not work depending on
the distance between this unit and Bluetooth
device and wireless conditions.
, Note
4 Troubleshooting
Troubleshooting 33
Troubleshooting
4
Troubleshooting
General
Symptoms Cause & Solution
The unit does not work
properly.
yTurn off the power of this unit and the connected external device (TV, Woofer,
DVD-player, Amplier, etc.) and turn them on again.
yDisconnect the power cord of this unit and the connected external device (TV,
Woofer, DVD-player, Amplier, etc.) and then try connecting again.
yPrevious setting may not be saved when device power is shut off.
No Power
yThe power cord is unplugged.
Plug in the power cord.
yCheck whether electricity failed.
Check the condition by operating other electronic devices.
No sound
yIncorrect input source is selected.
Check the input source and select the correct input source.
yThe mute function is activated.
Press [ (Mute) or adjust the volume level to cancel the mute function.
yWhen you are using connection with a external device (set top box, Bluetooth
device etc.), adjust volume level of the device.
No woofer sound
yThe power cord of the subwoofer is not connected.
Plug the power cord into the wall outlet securely.
yPairing between the unit and the subwoofer gets disconnected.
Connect the unit and the subwoofer. (Page 15)
The remote control does
not work properly.
yThe remote control is too far from the unit.
Operate the remote control within about 7 m.
yThere is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
yThe batteries in the remote control is exhausted.
Replace the batteries with new one.
The AUTO POWER function
does not work.
yCheck connection of the external device such as TV, DVD/Blu-Ray player or
Bluetooth device.
yCheck the state of SIMPLINK on your LG TV and turn off SIMPLINK.
yDepending on the connected device, this function may not operate.
LG Sound Sync does not
work.
yCheck whether your LG TV supports LG Sound Sync.
yCheck connection of LG Sound Sync (Optical or wireless).
yCheck sound setting of your TV and this unit.
The unit does not connect
with Bluetooth device
yTurn off the Bluetooth connection lock function. (Page 31)
Troubleshooting34
Troubleshooting
4
Symptoms Cause & Solution
When you feel the output
sound of the unit is low.
Check the details below and adjust the unit according to them.
yWith the sound bar connected with TV, change the AUDIO DIGITAL OUT
setting on TV Setup Menu from [PCM] to [AUTO] or [BITSTREAM].
yWith the sound bar connected with Player, change the AUDIO DIGITAL OUT
setting on Player Setup Menu from [PCM] to [PRIMARY PASS-THROUGH] or
[BITSTREAM].
yChange Audio DRC setting on connected device setup menu to [OFF] state.
yMake sure Night time mode is not On. Turn [OFF] Night time mode.
USB is not recognized.
yFormat the USB device and connect it again.
When formatting the USB device, select the available le system. (Page 23)
NOTES to use wireless
Symptoms Cause & Solution
This device may have
wireless interference.
yWireless may not operate normally in weak signal area.
yPlease install the device close enough to wireless subwoofer.
yDo not install the device on metal furniture for optimum performance.
Bluetooth device may
malfunction or make
noise in the following
cases.
yWhen any part of your body contact the transceiver of the Bluetooth device
or sound bar.
yWhen there is an obstacle or wall or the device is installed in a secluded spot.
yWhen there is a device (a wireless LAN, a medical equipment or a microwave)
using same frequency, make the distance between the products as far away
as possible each other.
yWhen connecting the device to the Bluetooth device, make the distance
between the products as close as possible each other.
yWhen the device gets too far from the Bluetooth device, the connection is
disconnected and also malfunction may occur.
Troubleshooting 35
Troubleshooting
4
NOTES to release Demo mode
Symptoms Cause & Solution
Can not change input source with F such as BT
(Bluetooth), HDMI etc. and only [DEMO] indication
is showing in the front display.
Unplug the power cord and plug it in again. If that
doesn’t work, after setting the volume to 2, press and
hold F (About 5 seconds) on the main unit until the
display indicates current selected function.
Remote Control does not work. (No response)
5 Appendix
Appendix36
Appendix
5
Trademarks and licenses
All other trademarks are trademarks of their
respective owners.
Manufactured under license from Dolby
Laboratories. Dolby, Dolby Audio, and the double-D
symbol are trademarks of Dolby Laboratories.
For DTS patents, see http://patents.dts.com.
Manufactured under license from DTS Licensing
Limited. DTS, the Symbol, DTS and the Symbol
together, and Digital Surround are registered
trademarks and/or trademarks of DTS, Inc. in the
United States and/or other countries. © DTS, Inc.
All Rights Reserved.
For DTS patents, see http://patents.dts.com.
Manufactured under license from DTS Licensing
Limited. DTS, the Symbol, DTS and the Symbol
together, Virtual:X, and the DTS Virtual:X logo are
registered trademarks or trademarks of DTS, Inc. in
the United States and/or other countries. © DTS,
Inc. All Rights Reserved.
The Bluetooth® word mark and logos are
registered trademarks owned by the Bluetooth
SIG, Inc. and any use of such marks by LG
Electronics is under license.
Other trademarks and trade names are those of
their respective owners.
The terms HDMI, HDMI High-Denition Multimedia
Interface, and the HDMI Logo are trademarks
or registered trademarks of HDMI Licensing
Administrator, Inc.
Appendix 37
Appendix
5
Specifications
General
Power consumption
Refer to the main label on the unit.
Networked standby : 1.0 W
(If all network ports are activated.)
AC adapter
yModel : DA-38A25
yManufacturer : Asian Power Devices Inc.
yInput : 100 - 240 V ~ 50 - 60 Hz
yOutput : 25 V 0 1.52 A
Dimensions (W x H x D) Approx. 890.0 mm X 57.0 mm X 85.0 mm With foot
Operating temperature 5 °C to 35 °C
Operating humidity 5 % to 90 %
Bus Power Supply (USB) 5 V 0 500 mA
Available Digital Input Audio
Sampling Frequency 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz
Available Digital Input Audio format Dolby Audio, DTS Digital Surround, PCM
Input/Output
OPTICAL IN 3 V (p-p), Optical jack x 1
HDMI IN 19 Pin (Type A, HDMI™ connector) x 1
HDMI OUT 19 Pin (Type A, HDMI™ connector) x 1
Amplier (RMS Output)
Total 300 W RMS
Front 50 W RMS x 2 (4 Ω at 1 kHz, THD 10 %)
Subwoofer 200 W RMS (3 Ω at 80 Hz, THD 10 %)
Appendix38
Appendix
5
Wireless subwoofer
Power requirements Refer to the main label on the subwoofer.
Power consumption Refer to the main label on the subwoofer.
Type 1 Way 1 Speaker
Impedance 3 Ω
Rated Input Power 200 W RMS
Max. Input Power 400 W RMS
Dimensions (W x H x D) Approx. 171.0 mm x 390.0 mm x 261.0 mm
yDesigns and specications are subject to change without prior notice.
Appendix 39
Appendix
5
Handling the Unit
When shipping the unit
Please save the original shipping carton and packing
materials. If you need to ship the unit, for maximum
protection, re-pack the unit as it was originally
packed at the factory.
Keeping the exterior surfaces clean
yDo not use volatile liquids such as insecticide spray
near the unit.
yWiping with strong pressure may damage the
surface.
yDo not leave rubber or plastic products in contact
with the unit for a long period of time.
Cleaning the unit
To clean the unit, use a soft, dry cloth. If the surfaces
are extremely dirty, use a soft cloth lightly moistened
with a mild detergent solution. Do not use strong
solvents such as alcohol, benzine, or thinner, as these
might damage the surface of the unit.
