LG SQC4R User manual

OWNER’S MANUAL
Wireless
Sound Bar
Please read this manual carefully before operating
your set and retain it for future reference.
MODEL
SQC4R (SQC4R, SPQ1C-W), SPQ4-S (SPQ4-S, S67S3-S)
www.lg.com
Copyright © 2023 LG Electronics Inc. All Rights Reserved.
2308_Rev02

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
suf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.
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.
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: No naked ame sources, such as lighted
candles, 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.
NOTICE: For safety marking information including
product identication and power supply ratings,
please refer to the main label on the bottom or the
other surface of the product.
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 concerning the Power Cord
Install this apparatus in a location where the power
plug can be easily unplugged and plugged in. If there
is a re or problem with this apparatus, unplug it
quickly.
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: 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. The LG limited warranty does not cover
damage caused by the use of third party accessories.
For models using a battery
This device is equipped with a portable battery or
accumulator.
CAUTION: Risk of re or explosion if the battery is
replaced by an incorrect type.
For models using a built-in battery
Do not store or transport at pressures lower than
11.6 kPa and at above 15,000 m altitude.
yreplacement of a battery with an incorrect type
that can defeat a safeguard (for example, in the
case of some lithium battery types);
ydisposal of a battery into re or a hot oven, or
mechanically crushing or cutting of a battery, that
can result in an explosion;
yleaving a battery in an extremely high temperature
surrounding environment that can result in an
explosion or the leakage of ammable liquid or
gas; and
ya battery subjected to extremely low air pressure
that may result in an explosion or the leakage of
ammable liquid or gas.

Getting Started4
Getting Started
1
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.

Table of Contents 5
1
2
3
4
5
Table of Contents
1 Getting Started
2 Safety Information
6 Unique features
6 Introduction
6 – Symbols used in this manual
7 Remote control
8 Front panel
8 Rear panel
9 About LED condition
11 Installing the sound bar
12 Mounting the main unit on a wall
14 Rear speakers Installation
2 Connecting
15 Connecting the AC Adapter
15 Wireless subwoofer connection
17 – Rear speakers connection
18 – Surround sound
21 Connecting to your TV
21 – Using an OPTICAL cable
21 Optional equipment connection
21 – OPT. IN connection
22 – PORT. IN connection
22 – USB connection
22 – Compatible USB devices
23 – USB device requirement
23 – Playable file
3 Operating
25 Basic operations
25 – USB operation
25 Other operations
25 – DRC (Dynamic Range Control)
25 – Turn off the sound temporarily
25 – Using your TV remote control
26 – Auto display Dimmer
26 – Auto power down
26 – AUTO POWER On/Off
27 – Auto function change
28 Using BLUETOOTH® technology
28 – Listening to music stored on the Bluetooth
devices
29 – BLUETOOTH connection lock (BT lock)
30 Sound adjustment
30 – Setting the surround mode
30 – Adjust the woofer level settings
30 – Adjust t he rear speakers level settings
4 Troubleshooting
31 Troubleshooting
31 – General
32 – NOTES to use wireless
5 Appendix
33 Trademarks and licenses
34 Specifications
36 Maintenance
36 – Handling the unit

Getting Started6
Getting Started
1
Unique features
Auto power down
This unit supports to turn off by itself for saving
energy consumption.
Portable In
Listen to music from your portable device.
(MP3 player, Notebook, Smart phone, etc..)
BLUETOOTH®
Listen to music stored on your Bluetooth device.
USB playback
Listen to music stored on your USB device.
Surround sound
You can enjoy surround sound by using Wireless Rear
Speaker kit. (SPQ4-S)
Introduction
Symbols 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
Remote control
Replacement of battery
Remove the battery cover on the rear of the remote
control, and insert battery with and matched
correctly.
Risk of re or explosion if the battery is replaced by
an incorrect type.
• • • • • • • • • • • • • • a • • • • • • • • • • • • •
1(Standby) : Switches the unit ON or OFF
F (Function) : Selects the function.
BASS BLAST ON / OFF : Press the button to turn
BASS BLAST on or off. (Page 30)
[ (Mute) : Mutes the sound.
DRC ON/OFF :
- Turns on or off DRC function.
(Page 25)
- Controls this unit using TV remote.
(Page 25)
VOL (Volume) o/p: Adjusts speaker volume.
• • • • • • • • • • • • • • b • • • • • • • • • • • • •
C/V (Skip/Search) :
- Skips Fast backward or Forward.
- Searches for a section within a le.
N (Play/Pause) :
- Starts playback.
- Pauses playback.
REAR LEVEL o/p:
- Adjusts sound level of rear speakers.
- Turns on or off Surround function. (Page 18)
WOOFER LEVEL o/p: Adjusts sound level of
subwoofer.
AUTO POWER ON/OFF :
- Turns on or off AUTO POWER function. (Page
26)
- Turns on or off the Bluetooth connection lock
function. (Page 29)

Getting Started8
Getting Started
1
Front panel
Rear panel
Ao/p (Volume) : Adjusts volume level
F (Function) : Selects the function.
1(Standby)
B (USB) : Connect to a USB device.
CPORT.IN (Portable) : Connect to a Portable
device.
DOPT. IN (Optical) : Connect to an Optical device.
EDC IN : Connect to the AC adapter.
A
Standby LED (Red)
B
Function LED (White)
C
Remote sensor
D
The buttons are located on the rear.

Getting Started 9
Getting Started
1
About LED condition
LED Condition Description
OPTICAL LED turns on. OPTICAL function is selected.
USB LED turns on. USB function is selected.
USB LED blinks. Paused USB playback.
Bluetooth LED turns on. Paired with Bluetooth device.
Bluetooth LED blinks. Waiting for Bluetooth connection.
PORTABLE LED turns on. PORTABLE function is selected.
yWhen you press any button, standby LED (Red) on the main unit blinks.
yWhen you press [ (Mute) button, standby LED (Red) blinks slowly.
yWhen this unit reaches minimum volume, standby LED (Red) turns on for 2 seconds and blinks slowly.
yWhen this unit reaches maximum volume, standby LED (Red) turns on for 2 seconds.
yWhen you press volume (o/p) button continually, standby LED (Red) blinks quickly.
, Note

Getting Started10
Getting Started
1
Useful functions for using the unit
Function Description To do Do this
TV Remote On/
Off
(Page 25)
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.
ON Press and hold DRC ON on the remote
control for about 2 seconds.
The standby LED (Red) blinks once.
OFF Press and hold DRC OFF on the remote
control for about 2 seconds.
The standby LED (Red) blinks once.
BT Lock On/Off
(Page 29)
It allows you to connect a
Bluetooth device only on
Bluetooth functions.
Initial setting of this function
was set to off.
ON Press and hold AUTO POWER ON on the
remote control for about 2 seconds in
Bluetooth function.
The standby LED (Red) blinks once.
OFF Press and hold AUTO POWER OFF on
the remote control for about 2 seconds in
Bluetooth function.
The standby LED (Red) blinks once.
Auto Power
On/Off
(Page 26)
It allows the unit to turn on
and off automatically by input
signals :
Optical or Bluetooth.
Initial setting of this function
was set to on.
ON Press AUTO POWER ON on the remote
control.
The standby LED (Red) blinks once.
OFF Press AUTO POWER OFF on the remote
control.
The standby LED (Red) blinks once.

Getting Started 11
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. (Page 15 - 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 centre
of the room to reduce the wall reections.
For the best surround sound, place the speakers as
shown below.
yThe illustration above may differ from actual
units.
yFor the convenient button usage, it is
recommended to have some distance
between the soundbar and your TV when you
install the sound bar.
, 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

Getting Started12
Getting Started
1
Mounting the main unit
on a wall
You can mount the main unit on a wall.
Because it is difcult to make a connection after
installing this unit, you should connect the cables
before installation.
> Caution
Preparation materials
Unit
Wall bracket install guide
Screws
Screws (A)
Wall plug
Wall brackets
(Not supplied)
1. Match the TV’s BOTTOM EDGE of Wall bracket
install guide with the bottom of TV and attach to
the position.
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.

Getting Started 13
Getting Started
1
4. Fix the brackets with screws (A) as shown in the
illustration below.
Screws (A) and Wall Plugs are not supplied for
mounting the unit. We recommend the Hilti
(HUD-1 6 x 30) for the mounting.
, Note
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.
To detach the unit, perform it in reverse order.
, Note
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.
> Caution

Getting Started14
Getting Started
1
Rear speakers
Installation
A. Stand type
You can adjust angle of speaker.
ySeparates stand
Separate the stand from the speaker as shown
below.
B. Wall type (Mounting the speakers to a
wall)
1. Separate the stand from the speaker.
2. Attach the stand to the speaker as shown below.
3. You can adjust angle of speaker.
4. Fix the stand to the speaker by rotating the
screw.
5. Drive 1 screw in the wall for the speaker and then
hook the speaker over there.

2 Connecting
Connecting 15
Connecting
2
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
Wireless subwoofer
connection
LED indicator of wireless subwoofer
LED Colour Status
Green (Blink) The connection is trying.
Green The connection is completed.
Red The wireless subwoofer
is in standby mode or the
connection 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
connect.

Connecting16
Connecting
2
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 green LED on the rear of the wireless
subwoofer blinks quickly.
(If the green LED does not blink, press and hold
the Pairing.)
2. Turn on the main unit.
3. Pairing is completed.
- The green LED on the rear of the wireless
subwoofer turns on.
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 wireless 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
Rear speakers connection
Connecting the rear speakers
1. Connect the black stripe wire to the terminal
marked - (minus) and the other end to the
terminal marked + (plus).
2. Connect the wireless receiver and the rear
speakers (left, right) with the speaker cables.
Colour Position
Blue Rear left
Grey Rear right
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.
> Caution
LED indicator of wireless receiver
LED Colour Status
Green (Blink) The connection is trying.
Green The connection is completed.
Red The wireless receiver is
in standby mode or the
connection is failed.
Off (No display) The power cord of wireless
receiver is disconnected.

Connecting18
Connecting
2
Setting up the wireless receiver for the
first time
Connect the wireless receiver 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 the DC IN
(AC adapter input) terminal on the back of the
wireless receiver.
3. Plug the AC power cord into an AC outlet.
4. Turn on the main unit : The sound bar and wireless
receiver will be automatically connected.
- Green LED on the wireless receiver turns on.
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
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 on the rear of the wireless
receiver.
- The green LED on the wireless receiver blinks
quickly.
2. Turn on the main unit
- Pairing is completed. The green LED on the
wireless receiver turns on.
Surround sound
You can enjoy magnicent 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 REAR
LEVEL o on the remote control for about 2
seconds.
To turn off surround function, press and hold REAR
LEVEL p on the remote control for about 2
seconds.

Connecting 19
Connecting
2
Surround function ON
Sound Effect Input
Output
No rear speakers Rear speakers connected
BASS BLAST ON
(BASS BLAST)
2.0 Ch
5.1 Ch
7.1 Ch or more
7.1.4 Ch
BASS BLAST OFF
(STANDARD)
2.0 Ch
5.1 Ch
7.1 Ch or more
7.1.4 Ch
Surround function OFF
Sound Effect Input
Output
No rear speakers Rear speakers connected
BASS BLAST ON
(BASS BLAST)
2.0 Ch
5.1 Ch
7.1 Ch or more
7.1.4 Ch
BASS BLAST OFF
(STANDARD)
2.0 Ch
5.1 Ch
7.1 Ch or more
7.1.4 Ch

Connecting20
Connecting
2
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 receiver 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 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 disconnected with the main unit, output
sound may be 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.
!
1 m
, Note