LG SL4Y User Manual

OWNER’S MANUAL

Wireless
Sound Bar

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

MODEL

SL4Y (SL4Y, SPH4B-W)

1904_Rev02

Copyright © 2019 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 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: 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.

Getting Started 3

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 Installing the sound bar
13 Mounting the main unit on a wall

2 Connecting

15 Organizing cables (Optional)
15 Connecting the AC Adapter
16 Wireless subwoofer and rear speaker (Sold

Separately) connection
16 – Wireless subwoofer connection
17 – Rear speakers connection (Sold

Separately)
18 – Surround sound
20 – How to Affix the Ferrite Core
21 Connecting to your TV
21 – Using an OPTICAL cable
21 – LG Sound Sync
23 Optional equipment connection
23 – OPTICAL IN connection
23 – USB connection
23 – Compatible USB devices
24 – USB device requirement
24 – Playable file

Table of Contents 5

3 Operating

26 Basic operations
26 – USB operation
27 Other operations
27 – Using your TV remote control
28 – AUTO POWER On/Off
29 – Auto function change
30 Using a Bluetooth Wireless Technology
30 – About Bluetooth
30 – Bluetooth profiles
30 – Listening to Music of a Bluetooth Device
32 – Controls connected Bluetooth device
32 – Bluetooth connection lock (BT LOCK)
32 Using BLUETOOTH App
32 – Install “Music Flow Bluetooth” App onto

Your BLUETOOTH Device

33 – Activate BLUETOOTH with “Music Flow

Bluetooth” App

4 Troubleshooting

34 Troubleshooting
34 – General
35 – NOTES to use wireless

5 Appendix

36 Trademarks and licenses
37 Specifications
39 Handling the Speaker

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

Display Window

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

A

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

Remote sensor

B

(Standby)

1

- Switches the unit ON or OFF.

F (Function)

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

Input source / Function Display

C

Optical

LG Sound Sync (Wired)

Bluetooth BT

LG Sound Sync (Wireless) LG TV

USB USB

OPT

Getting Started 7

1

Getting Started

(Volume)

o/p

- 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.

Rear panel

1

Getting Started

A

B

C

Getting Started8

DC IN

- Connect to the AC adapter.

OPTICAL IN

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

USB Port

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

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.

(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 32)
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

ASC (Adaptive Sound Control)

BASS BLAST or BASS BLAST+ Reinforces the bass and powerful sound.

STANDARD You can enjoy optimized sound.

CINEMA 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 27)
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

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

,

Speaker Display Range

Sub Woofer WF -15 ~ 6

Treble TRE -5 ~ 5

Bass BAS -5 ~ 5

Rear R -6 ~ 6

ySurround sound: It allows you to enjoy surround sound with rear speakers. (Page 18)

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

Analyzes the property of the input sound and provides the
sound optimized for the content in real time.

and adjust the sound level by using VOL o/p.

for about 3 seconds and press it again.

Getting Started 11

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.

(Information)

J

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

- OPT (Optical): 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 28)
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

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.

1

Getting Started

Place the unit in front of the TV and connect it to the
device you want. (Pages 21 - 23)

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 reections.

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

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.

Installing the additional foot

You can extend the height of the unit by using
additional foot (height: 14 mm)

1. Turn the unit upside down.

2. Peel off a sticker attached to the additional foot.
Then place it on the existing foot of the unit.

3. Press the additional foot with adequate force to
get it firmly fixed.

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).