enclosure that may be of sufcient magnitude to
constitute a risk of electric shock to persons.
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 shall never be blocked by placing
the product on a bed, sofa, rug or other similar
surface. This product shall not be placed in a builtin 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.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
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
The exclamation point within an
equilateral triangle is intended
to alert the user to the presence
of important operating and
maintenance (servicing) instructions
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.
Symbols
~
0
1
!
Refers to alternating current (AC).
Refers to direct current (DC).
Refers to class II equipment.
Refers to stand-by.
Refers to “ON” (power).
Refers to dangerous voltage.
Getting Started3
1
Getting Started
Table of Contents4
Table of Contents
1 Getting Started
2 Safety Information
6 Main Features
6 Introduction
7 Remote control
8 Front panel
9 Rear panel
11 Installing the sound bar
11 Mounting the main unit on a wall
13 Positioning the speakers (Optional)
2 Connecting
14 Organizing cables
14 Wireless subwoofer and rear speaker (Sold
Separately)
17 – Surround sound
20 Connecting to your TV
20 – Using an OPTICAL cable
20 – LG Sound Sync
22 – Using an HDMI cable
22 – ARC (Audio Return Channel) function
22 – What is SIMPLINK?
23 – Additional information for HDMI
24 Optional equipment connection
24 – DOLBY ATMOS®
25 – HDMI connection
25 – OPTICAL IN connection
26 – PORTABLE IN connection
27 Network connection
27 – Wired connection
28 – Wireless connection
28 “LG Wi-Fi Speaker”
29 – Installing “LG Wi-Fi Speaker” App
29 Works with the Google Assistant
Table of Contents5
3 Operating
30 Using a Bluetooth Wireless Technology
30 – About Bluetooth
30 – Bluetooth profiles
30 – Listening to Music of a Bluetooth Device
32 – Bluetooth connection lock (BT LOCK)
32 Other operations
32 – Using your TV remote control
33 – AV Sync
33 – Turn off the sound temporarily
33 – Auto display Dimmer
33 – Displaying input source information
33 – Auto power down
34 – AUTO POWER On/Off
35 – Auto function change
36 Sound adjustment
36 – Setting sound effect
36 – Adjust volume level automatically
36 – Adjust Sound level
37 Standby mode
37 – Standby mode
37 – Network standby mode
37 – Bluetooth standby mode
37 Reset the Speaker
4 Troubleshooting
38 Troubleshooting
38 – General
39 – Network
40 – Application
40 – NOTES to use wireless
41 – NOTES to release Demo mode
5 Appendix
42 File requirement
42 Trademarks and licenses
43 Specifications
45 Handling the Speaker
45 Important Information Relating to Network
Services
46 TERMS OF USE
1
2
3
4
5
Some of the content in this manual may differ from “LG Wi-Fi Speaker” app depending on the application’s
version.
Getting Started6
Main Features
LG Sound Sync
1
Controls volume level of this unit by the remote
Getting Started
control of your LG TV that is compatible with LG
Sound Sync.
“LG Wi-Fi Speaker” application
Listens to music stored on your smart device.
You can control this speaker with your iPod touch/
iPhone or Android device via “LG Wi-Fi Speaker”
app. This speaker and your smart device must be
connected to the same network. Visit Apple “App
Store” or Google “Play Store” to search for “LG Wi-Fi
Speaker” app. For detailed information, refer to page
29.
yDepending on the application’s version and the
software of smart device, “LG Wi-Fi Speaker” app
may not be operated normally.
ySome smart devices may not be compatible with
this speaker.
Bluetooth®
Listens to music stored on your Bluetooth device.
Surround sound
You can enjoy surround sound by using Wireless Rear
Speaker kit (SPK8-S).
Introduction
Symbol used in this manual
Note
,
Indicates special notes and operating features.
Caution
>
Indicates cautions for preventing possible damages
from abuse.
Getting Started7
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.
- Turns on or off the Bluetooth connection lock.
(Page 32)
(Skip): Skips Fast backward or Forward.
(Play/Pause): Starts playback. / Pauses playback.
: Adjusts sound level of each speaker. (Page
OPT/HDMI ARC
1
Getting Started
Front panel
1
Getting Started
Getting Started8
(Standby)
A 1
Switches the unit ON or OFF.
F (Function)
Selects the function and input source. (WI-FI,
OPT/HDMI ARC, BT, LG TV, HDMI IN1, HDMI IN2,
PORTABLE)
p/o (Volume)
/ (Wi-Fi)
Selects Wi-Fi function.
LED indicator
B
Shows connection status.
yWhite (Blinking): Waiting for network connection
on Wi-Fi function
yWhite (Staying on): Network connection is
completed on Wi-Fi function or the other
functions are selected.
yWhite (Dimmed): Standby mode with network
connection.
yRed (Staying on): Standby mode without network
connection.
Remote sensor
C
Display window
D
Caution
>
Precautions in using the touch buttons
yUse the touch buttons with clean and dry
hands.
- In a humid environment, wipe out any
moisture on the touch buttons before
using.
yDo not press the touch buttons hard to make
it work.
- If you apply too much strength, it can
damage the sensor of the touch buttons.
yTouch the button that you want to work in
order to operate the function correctly.
yBe careful not to have any conductive material
such as metallic object on the touch buttons.
It can cause malfunctions.
Note
,
Remove foreign materials between the grill and
the case by using a cotton swab.
Rear panel
Getting Started9
1
Getting Started
USB (Service only)
A
S/W download connector
LAN port
B
Connect to a router.
PORTABLE IN connector
C
Connect portable device.
OPTICAL IN connector
D
Connect to an optical device.
HDMIOUT (TV ARC)
E
Connect to HDMI IN (ARC) on TV.
HDMI IN (1) / HDMI IN (2)
F
Connect to device with HDMI OUT.
Getting Started10
Useful functions for using the unit
FunctionDescriptionTo doDo this
1
Getting Started
TV Remote On/
Off
(Page 32)
BT Lock On/Off
(Page 32)
Auto Power
On/Off
(Page 34)
BT Standby
On/Off
(Page 37)
Network
Standby On/
Off
(Page 37)
Surround On/
Off
(Page 17)
It allows you to control the
volume of this unit by your TV
remote control even by other
company’s product.
Initial setting of this function
was set to on.
It allows you to connect a
Bluetooth device only on
Bluetooth and LG TV functions.
Initial setting of this function
was set to off.
It allows the unit to turn on
and off automatically by input
signals:
Optical, LG TV, Bluetooth or “LG
Wi-Fi Speaker” app.
Initial setting of this function
was set to on.
It allows the unit to switch
to standby mode while
maintaining Bluetooth
connection.
It allows the unit to switch
to standby mode while
maintaining a network
connection.
It allows you to enjoy surround
sound with rear speakers.
Initial setting of this function
was set to off.
ONPress and hold AV SYNC on the remote
OFFPress and hold AV SYNC on the remote
ONPress and hold AUTO POWER on the
OFFPress and hold AUTO POWER on the
ONPress AUTO POWER on the remote control
OFFPress AUTO POWER on the remote control
ONSet the volume to a minimum in advance.
OFFSet the volume to a minimum in advance.
ONPress 1 on the unit or 1 on the remote
OFFPress 1 on the unit or 1 on the remote
ONPress and hold AUTO VOL on the remote
OFFPress and hold AUTO VOL on the remote
control for about 3 seconds and then press
the button again.
control for about 3 seconds and then press
the button again.
remote control for about 2 seconds in
Bluetooth function and then press the
button again.
remote control for about 2 seconds in
Bluetooth function and then press the
button again.
and then press the button again.
and then press the button again.
Press and hold p on the unit and INFO on
the remote control for about 3 seconds and
then press the button again.
Press and hold p on the unit and INFO on
the remote control for about 3 seconds and
then press the button again.
control.
control for about 3 seconds.
control for about 2 seconds and then press
the button again.
control for about 2 seconds and then press
the button again.
Getting Started 11
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 20 - 27)
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.
Caution
>
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.
Note
,
For the convenient button usage, it is
recommended to take some distance between
the soundbar and your TV when you install the
sound bar.
Mounting the main unit
on a wall
You can mount the main unit on a wall.
Caution
>
Because it is difcult to make a connection after
installing this unit, you should connect the cables
before installation.
Preparation materials
Unit
Wall bracket install guide
Wall bracket
Screws
(Not supplied)
Screws (A)
Wall plug
1
Getting Started
Getting Started12
1. Match the TV’s BOTTOM EDGE of Wall bracket
install guide with the bottom of TV and attach to
the position.
1
Getting Started
2. When you mount it on a wall (concrete), use the
wall plugs. You should drill some holes. A guide
sheet (Wall bracket install guide) is supplied to
drill. Use the sheet to check the point to drill.
3. Remove the Wall bracket install guide.
4. Fix the brackets with screws (A) as shown in the
illustration below.
Note
,
Screws (A) and Wall Plugs are not supplied for
mounting the unit. We recommend the Hilti
(HUD-1 6 x 30) for the mounting.
5. Put the unit on the brackets to match screw
holes on the bottom of the unit.
6. Fix the unit with the screws firmly.
Note
,
To detach the unit, perform it in reverse order.
Caution
>
yDo not install this unit upside down. It can
damage the parts of this unit or be the cause
of personal injury.
yDo not hang onto the installed unit and avoid
any impact to the unit.
ySecure the unit rmly to the wall so that it
does not fall off. If the unit falls off, it may
result in an injury or damage to the product.
yWhen the unit is installed on a wall, please
make sure that a child does not pull any of
connecting cables, as it may cause it to fall.
Positioning the speakers
(Optional)
For the best surround sound, place the speakers as
shown below.
Note
,
The illustration above may differ from actual
units.
Getting Started 13
1
Getting Started
Connecting14
Organizing cables
You can organize the cable with cable ties.
1. Hold the cables together with cable ties as shown
below.
2. Tighten cable ties.
2
Connecting
Note
,
After all connections are completed, you can
arrange cables as needed.
Wireless subwoofer
and rear speaker (Sold
Separately) connection
Wireless subwoofer connection
LED indicator of wireless subwoofer
LED ColorStatus
Green
(Blink)
GreenThe connection is completed.
RedThe wireless subwoofer is in
Off (No
display)
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.
The connection is trying.
standby mode or the connection
is failed.
The power cord of wireless
subwoofer is disconnected.
Connecting 15
Pairing
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 button on the rear of the wireless
subwoofer.
- The green LED on the rear of the wireless
subwoofer blinks quickly.
(If the green LED does not blink, press and hold
the Pairing button.)
2. Turn on the sound bar.
3. Pairing is completed.
- The green LED on the rear of the wireless
subwoofer turns on.
Note
,
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
!
2
Connecting
Connecting16
Rear speakers connection (Sold
Separately)
Connecting the rear speakers
1. Connect the black stripe wire to the terminal
marked - (minus) and the other end to the
terminal marked + (plus).
Caution
>
yUse the speaker supplied with this unit
only. Using any other speaker may cause
malfunction.
yBe sure to match the speaker cable to the
appropriate terminal on the components: +
to + and – to –. If the cables are reversed, the
sound will be distorted and will lack bass.
2
Connecting
2. Connect the wireless receiver and the rear
speakers (right, left) with the speaker cables.
ColorPosition
GreyRear right
BlueRear left
LED indicator of wireless receiver
LED ColorStatus
Yellow - green
(Blink)
Yellow - green The wireless receiver is receiving
RedThe wireless receiver is in standby
Off
(No display)
The connection is trying.
the signal from the sound bar.
mode.
The power cord of wireless
receiver is disconnected.
Setting up the wireless receiver for the
first time
1. Connect the power cord to the wireless receiver
to the outlet.
2. Turn on the main unit : The sound bar and wireless
receiver will be automatically connected.
- Yellow - green LED on the wireless receiver
turns on.
Note
,
You need to purchase the wireless rear speakers
kit (SPK8-S) to enjoy surround sound.
Connecting 17
Manually pairing wireless receiver
When your connection is not completed, you can
see the red LED on the wireless receiver and rear
speakers are not made sound. To solve the problem,
follow the below steps.
1. Press PAIRING button on the rear of the wireless
receiver.
- The yellow - green LED on the wireless receiver
blinks quickly.
2. Turn on the main unit
3. Paring is completed.
- The yellow - green LED on the wireless receiver
turns on.
Note
,
yIf there is a strong electromagnetic wave
product nearby, interference may occur. Put
the main unit and wireless receiver away from
there.
yThe wireless receiver will automatically switch
to standby mode in a few minutes after the
sound bar is turned off.
When the wireless reciever is in standby
mode, the LED will turn on in red.
yWhen you turn on the sound bar, the wireless
receiver will turn on and the LED will change
to yellow - green and then the rear speakers
makes sound within a few seconds.
yIt takes a few seconds (and may take longer)
for the main unit and Wireless Receiver to
communicate with each other.
yUse the rear speaker at least 30 cm away from
either TV screen or PC monitor.
yWhen the wireless receiver is being
connected or disconneced with the main unit,
output sound is maybe interrupted.
ySet the distance between the sound bar and
the wireless receiver as close as possible and
keep them away from the device (ex. wireless
router, microwave oven, etc.) over 1 m to
prevent wireless interference.
2
Connecting
!
1 m
Surround sound
You can enjoy magnicent surround sound for all the
input sound source with rear speakers.
If you turn on the surround function, the whole
speaker outputs sound.
When you turn off the surround function, the
speakers output sound as an original input sound
channel.
To turn on surround function, press and hold AUTO
VOL on the remote control for about 2 seconds
and press it once again while “OFF - SURROUND” is
scrolled.
To turn off surround function, press and hold AUTO VOL on the remote control for about 2 seconds
and press it once again while “ON - SURROUND” is
scrolled.
Connecting18
Surround function ON
2
Connecting
Sound EffectInput
2.0 Ch
ASC
BASS BLAST
or
BASS BLAST+
STANDARD
MOVIE
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
Output
No rear speakersRear speakers connected
MUSIC
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
Surround function OFF
Connecting 19
Sound EffectInput
2.0 Ch
ASC
BASS BLAST
or
BASS BLAST+
STANDARD
MOVIE
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
2.0 Ch
5.1 Ch
Output
No rear speakersRear speakers connected
2
Connecting
MUSIC
7.1 Ch or more
2.0 Ch
5.1 Ch
7.1 Ch or more
Connecting20
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
2
Connecting
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 button on the remote or unit
repeatedly.
You can see “OPTICAL” on the display window if
connecting normally between this unit and your
TV.
Note
,
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.)
ySet up the sound output of TV to listen to
the sound through this unit:
TV setting menu [ [Sound] [ [TV Sound
output] [ [External speaker (Optical)]
yDetails of TV setting menu vary depending
on the manufacturers or models of your TV.
yIf this unit is connected by OPTICAL and ARC
at the same time, the ARC signal is a high
priority.
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
Refer to the TV’s instruction manual for the details of
LG Sound Sync.
Make one of the following connections, depending on
the capabilities of your equipment.
Note
,
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.
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.
yThe amount of time to turn off this unit is
different depending on your TV when you set
AUTO POWER function to ON.
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