LG GX Owner’s Manual

OWNER’S MANUAL

Wireless
Sound Bar

Please read this manual carefully before operating your set and retain it for future
reference.

MODEL

GX (GX, SPN5-W)

2012_Rev03

Copyright © 2020 LG Electronics Inc. All Rights Reserved.

www.lg.com

Getting Started2

Safety Information

1

Getting Started

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.

enclosure that may be of sufcient 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
conned 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 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 identication 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 specication 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 authorised service centre.
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

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).

~

0

Refers to direct current (DC).

Refers to class II equipment.

1

Refers 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
[e-mail].

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.

1

Getting Started

Table of Contents4

Table of Contents

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
14 Mounting the main unit on a wall

2 Connecting

19 Organising cables
19 Connecting the AC Adapter
20 Wireless subwoofer and rear speaker (Sold

Separately) connection
20 – Wireless subwoofer connection
21 – Rear speakers connection (Sold

Separately)
22 – Surround sound
25 – How to Affix the Ferrite Core
26 Connecting to your TV
26 – Using an OPTICAL cable
26 – LG Sound Sync
28 – Using an HDMI cable
28 – ARC (Audio Return Channel) function
28 – eARC (Enhanced Audio Return Channel)

function
29 – What is SIMPLINK?
30 – Additional information for HDMI
31 Optional equipment connection
31 – DOLBY ATMOS®
31 – DTS:X®
32 – HDMI IN connection
32 – OPTICAL IN connection
33 – USB connection
33 – Compatible USB devices
33 – USB device requirement
34 – Playable file

Table of Contents 5

3 Operating

35 Basic operations
35 – USB operation
36 Other operations
36 – Using your TV remote control
37 – AUTO POWER On/Off
38 – Auto function change
38 – Quick Start
39 Using a BLUETOOTH Wireless Technology
39 – About Bluetooth
39 – Bluetooth profiles
39 – Listening to Music of a Bluetooth Device
41 – Controls connected Bluetooth device
41 – Bluetooth connection lock (BT LOCK)
41 Using BLUETOOTH App
41 – Install “Music Flow Bluetooth” App onto

Your BLUETOOTH Device

42 – Activate BLUETOOTH with “Music Flow

Bluetooth” App

4 Troubleshooting

43 Troubleshooting
43 – General
44 – NOTES to use wireless
45 – NOTES to release Demo mode

5 Appendix

46 Trademarks and licenses
47 Specifications
49 Handling the unit

1

2

3

4

5

Getting Started6

Introduction

Symbol used in this manual

1

Getting Started

Note

,

Indicates special notes and operating features.

Caution

>

Indicates cautions for preventing possible damages
from abuse.

Front panel

(Standby)

1

- Switches the unit ON or OFF.

F (Function)

- Select the function and input source by pressing F repeatedly.

Input source / Function Display

Optical

A

ARC

e-ARC

LG Sound Sync (Wired)

Bluetooth BT

LG Sound Sync (Wireless) LG TV

HDMI IN HDMI

USB USB

OPT/HDMI ARC

Getting Started 7

1

Getting Started

(Volume)

o/p

- Adjusts volume level.

Remote sensor

B

Display Window

- Display window will be darkened automatically if there is no key input for 15 seconds.

C

When you press any button, the display window will brighten.

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.

Rear panel

1

Getting Started

A

B

C

D

E

Getting Started8

DC IN

- Connect to the AC adapter.

USB Port

- Connect USB memory device to the USB port on the right side of the unit.

OPTICAL IN

- Connect the OPTICAL IN jack on the back of the unit to OPTICAL OUT jack on the TV.

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.

HDMI OUT (TV eARC/ARC)

- Connect the HDMI OUT (TV eARC/ARC) jack on the back of the unit to ARC jack on the TV.

Remote control

Getting Started 9

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.

(Standby)

1

a

- Switches the unit ON or OFF.

VOL (Volume) o/

b

- Adjusts speaker volume.

(Skip/Search)

C/V

- Press C or V to go to next or previous le.

c

- Press and hold C or V during playback and release it at the point you want.

(Play/Pause)

N

- Starts playback. / Pauses playback.

yBT (Bluetooth) connection Lock: It allows you to connect a Bluetooth device only on Bluetooth

d

and LG TV functions. (Page 41)
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.

p

1

Getting Started

Getting Started10

SOUND EFFECT

- Selects a sound effect mode by using SOUND EFFECT.

1

Getting Started

e

f

On Display Description

AI SOUND PRO

BASS BLAST or BASS BLAST+

STANDARD You can enjoy optimised sound.

MOVIE You can enjoy more immersive and cinematic surround sound.

MUSIC You can enjoy more good sound for music source.

When this unit detects DOLBY ATMOS or DTS:X stream, you cannot change sound effect to any

,

other. In this case, even though you press SOUND EFFECT, this unit does not respond. And you can
see only “NOT SUPPORTED” on the display window.

When this unit detecs DTS stream in MOIVE mode, it plays stream using DTS Virtual:X Technology.

,

yTV remote: It allows you to control the volume of this unit by your TV remote control even by other

company’s product. (Page 36)
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

(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.

Adjusting rear speakers level is applied only when the rear speakers are connected.

,

See the page 12 for more information of speakers.

,

Display Description Range

WF Sub Woofer -15 ~ 6

C Centre -6 ~ 6

R Rear -6 ~ 6

TRE Treble -5 ~ 5

BAS Bass -5 ~ 5

Analyses the property of the input sound and provides the
sound optimised for the content in real time.

Reinforces the bass and powerful sound.

ySurround sound: It allows you to enjoy surround sound with rear speakers. (Page 22)

To turn on or off the surround sound, press and hold

F (Function)

g

- Select the function and input source by pressing F repeatedly.

(Mute)

[

h

- Press [ to mute your unit. To cancel it, press [ again.

for about 3 seconds and press it again.

Getting Started 11

(Information)

J

- You can display various information of the input source by pressing J.

- OPT (Optical)/ARC/E-ARC/HDMI (HDMI IN): Audio format

i

j

k

- 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 37)
To turn on or off AUTO POWER function, press and hold J for about 3 seconds and press it again.

REPEAT

- Press REPEAT to select desired repeat or random mode.

FOLDER W/

- Searches a folder on USB device.

S

1

Getting Started

Getting Started12

Speakers position

1

Getting Started

c

ab b

d d

Centre speaker

a

Front speakers

b

Subwoofer

c

Rear speakers

d

You can enjoy surround sound by using Wireless Rear Speaker kit. Wireless Rear Speakers Kit sold separately

,

(SPK8-S).

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 26 - 32)

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 centre
of the room to reduce the wall reections.

For the best surround sound, place the speakers as
shown below.

Getting Started 13

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.

1

Getting Started

Note

,

yIf 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.

yThe illustration above may differ from actual

units.

yYou can enjoy surround sound by using

Wireless Rear Speaker kit. Wireless Rear
Speakers Kit sold separately (SPK8-S).

Getting Started14

Mounting the main unit on a wall

1

You can mount the main unit on a wall.

Getting Started

Install the wall mount bracket on a solid wall
perpendicular to the oor.
If you are attaching the unit to other building
materials, please contact qualied personnel to install
the wall mount.
Only use the wall mount bracket supplied with this
unit.
Attach the cables to the unit rst, then attach the
unit to the mount.

Before Installation

yDo not use the wall mount bracket for any purpose

other than installing the sound bar on a wall.

yImmediately discontinue installation and contact

the service center if you cannot fully understand
the installation process. Use a professional installer
if any installation issues remain after the inquiry.

yInstallation of this product on concrete wall is

recommanded. Installation of this product on other
surfaces (Wood Stud, dry wall, plywood, bricks,
etc.) is not recommanded. Improper installation
may result in the product falling.

yInstall the product only on a vertical wall. Do

not install on a tilted wall that exceeds building
standards or on the heavily titled wall or ceiling. LG
is not responsible for problems caused by improper
installation of the product, e.g., heavily tilted walls

and ceilings.

yCheck the enclosed accessories before installation.

We are not responsible for any lost or damaged
accessories after the inner packaging is opened.

yWhen an infant or small child swallows the

enclosed accessories, various safety accidents
such as choking may occur. Keep the enclosed
accessories out of the reach of infants and

children.

yWhen tightening screws, tighten until fully snug.

Avoid using excessive force when tightening
the screws. Doing so may damage the wall and
product or reduce the rigidity or performance of
the product.

yAvoid installing the unit that exceeds the specied

tensile load, and do not allow any external force to
be applied to the product.

yAvoid accidents by using work tools with care

during installation.

yBecause it is difcult to make a connection after

installing this unit, you should connect the cables
before installation.

Getting Started 15

Preparation materials

Unit

Wall bracket install guide

Wall bracket

Screws

Wall plug

1. Match the TV’s BOTTOM EDGE of Wall bracket
install guide with the bottom of TV and attach to
the position.

4. Fix the brackets with screws as shown in the
illustration below.

For more information of fixing the screws, refer

to the page 16.

5. Fix the hooks of the unit on the brackets as
shown below.

Note

,

To detach the unit, perform it in reverse order.

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.