Lg Sj2 Wireless Sound Bar User Manual (+ PDF)

LG SJ2 Wireless Sound Bar

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

Safety Information

CAUTION

RISK OF ELECTRIC SHOCK
DO NOT OPEN
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 flash with an 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 sufficient 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 filled with liquids, such as vases, should be placed on the apparatus.

WARNING: Do not install this equipment in a confined 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.
No naked flame sources, such as lighted candles, should be placed on the apparatus.
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 be never be blocked by placing the product on a bed, sofa, rug or other similar surfaces. 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 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 specification 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 fire. 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.

NOTICE: For safety marking information including product identification and power supply ratings, please refer to the main label on the bottom or the other surface of the product.

This device is equipped with a portable battery or accumulator.

Safety way to remove the battery from the equipment: Remove the old battery or battery pack, follow the steps in reverse order than the assembly. To prevent contamination of the environment and bring on possible threat to human and animal health, the old battery or the battery put it in the appropriate container at designated collection points. Do not dispose of batteries or battery together with other waste. It is recommended that you use local, free reimbursement systems batteries and accumulators. The battery should not be exposed to excessive heat such as sunshine, fire or the like.

Symbols

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®

Listens to music stored on your Bluetooth device.

USB playback

Listens to music stored on your USB device.

Introduction

Symbols used in this manual

Note: Indicates special notes and operating features.

Caution: Indicates cautions for preventing possible damages from abuse.

Remote control

(Power): Switches the unit ON or OFF
F: Selects the function.
OPTICAL: Selects the optical function.
(Mute): Mutes the sound.
STANDARD: Selects standardized sound.
BASS BLAST: Reinforces the treble, bass sound effects.
VOL o/p: Adjusts speaker volume.
DRC ON/OFF
- Turns on or off DRC function.
- Controls this unit using TV remote.
WOOFER LEVEL o/p: Adjusts sound level of subwoofer.
AUTO POWER ON/OFF
- Turns on or off AUTO POWER function. (Page 19)
- Turns on or off the Bluetooth connection lock function. (Page 22)
/ (Skip)
Skips Fast backward or Forward.
(Play/Pause)
- Starts playback.
- Pauses playback.

Replacement of battery

Remove the battery cover on the rear of the remote control, and insert the battery with+ and– matched correctly.

Front panel

Standby LED (Red)
Function LED (White)
Remote sensor
The buttons are located on the rear.

Rear panel

+/-(Volume): Adjusts volume level
1. F (Function): Selects the function.
2. (Standby)
USB): Connect to a USB device.
PORT.IN (Portable): Connect to a Portable device.
OPT. IN (Optical): Connect to an Optical device.

About LED condition

Note

When you press any button, standby LED (Red) on the main unit blinks.
When you press (the Mute) button, the standby LED (Red) blinks slowly.
When this unit reaches minimum volume, the standby LED (Red) turns on for 2 seconds and blinks slowly.
When this unit reaches maximum volume, the standby LED (Red) turns on for 2 seconds.
When you press volume (+/–) button continually, standby LED (Red) blinks quickly.

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.

Caution

For 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.
Be careful not to make scratches on the surface of the Unit / Subwoofer when installing or moving them.

Mounting the main unit on a wall

You can mount the main unit on a wall.

Caution: Because it is difficult to make a connection after installing this unit, you should connect the cables before installation.

Preparation materials

Unit
Wall bracket install guide
Wall brackets
Screws

(Not supplied)

Screws (A)
Wall plug

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

Put the unit on the brackets to match screw holes on the bottom of the unit.
Fix the unit with the screws firmly.

Note: To detach the unit, perform it in reverse order.

Caution

Do not install this unit upside down. It can damage the parts of this unit or be the cause of personal injury.
Do not hang onto the installed unit and avoid any impact to the unit.
Secure the unit firmly 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.
When 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.

Wireless subwoofer connection

LED indicator of wireless subwoofer

Setting up the wireless subwoofer for the first time

Connect the power cord to the wireless subwoofer and plug the power cord into a power outlet.
Turn on the main unit: The sound bar and wireless subwoofer will be automatically connected.
1. Green LED on the rear 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.

Press Pairing button on the rear of the wireless subwoofer.
1. The green LED on the rear of the wireless subwoofer blinks quickly.
Turn on the main unit.
Pairing is completed.
1. The green LED on the rear of the wireless subwoofer turns on.

Note

It takes a few seconds (and may take longer) for the main unit and the subwoofer to communicate with each other and make sounds.
The closer the main unit and the wireless subwoofer, the better sound quality. It is recommended to install the main unit and the wireless 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 wireless subwoofer away from the device (ex. wireless router, microwave oven, etc.) over 1 m (3 feet) to prevent wireless interference.

Connecting to your TV

Using an OPTICAL cable

Connect the OPT. IN jack on the back of the unit to OPTICAL OUT jack on the TV using an OPTICAL cable.
Select the input source to Optical by pressing OPTICAL button on the remote control or F button on the unit repeatedly.

Note

You 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.)
Set up the sound output of TV to listen to the sound through this unit: TV setting menu [Sound] [TV Sound output] [External speaker (Optical)]
Details of TV setting menu vary depending on the manufacturers or models of your TV.

Optional equipment connection

OPT. IN connection

Connect an optical output jack of external devices to the OPT. IN jack.

Connect the OPT. IN jack on the back of the unit to OPTICAL OUT jack of your external device.
Select the input source to Optical by pressing OPTICAL button on the remote control or F button on the unit repeatedly.
Listen to sound.

PORT. IN connection

Listening to music from your portable player

The unit can be used to play the music from many types of portable players or external devices.

Connect the portable player to the PORT. IN connector of the unit by using 3.5 mm stereo cable.
Select the input source to PORTABLE by pressing F button on the remote control or unit repeatedly.
Turn on the portable player or external device and start playing it.

USB connection

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

For more information of playing files on a USB, refer to the.

Removing the USB Device from the unit.

Choose a different function/mode.
Remove the USB device from the unit.

Compatible USB devices

MP3 Player: Flash type MP3 player.
USB Flash Drive: Devices that support USB 1.1.
The USB function of this unit does not support some USB devices.

USB device requirement

Devices which require additional program installation connected to a computer, are not supported.
Do not extract the USB device while in operation.
For a large capacity USB, it may take longer than a few minutes to be searched.
To prevent data loss, back up all data.
This unit is not supported when the total number of files is 1,000 or more.
The unit’s USB Port can not be connected to PC. The unit can not be used as a storage device.
The exFAT file system is not supported on this unit. (FAT16/FAT32 systems are available.)
Depending 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

Bitrate

MP3: within 80 to 320 kbps
WMA: within 56 to 128 kbps

Maximum files: Under 999
Maximum directories: Under 99
A protected file by DRM (Digital rights management) cannot be played on the unit.
Video files in the USB storage device can not be played.
Depending on the performance of your USB device, playback may not work well.

Note

Folders and files on the USB are recognized as below.

The file will be played from file1 to file10 one by one.
Files will be played in the order recorded and it may be different depending on the record circumstances.
You can’t see a folder or file through this unit.

Basic operations

USB operation

Connect the USB device to the USB port.
Select the input source to USB by pressing the F button on the remote control or unit repeatedly.

Note

The resume point may be cleared when you pull out the power cord or removing the USB device from the unit.
If the USB function is not working, check the USB function is selected.
When you pause the USB playback, USB LED on the main unit blinks.

DRC (Dynamic Range Control)

Make the sound clear when the volume is turned down and prevent sudden increase of sound (Dolby Digital only). This function turns on or off when you press DRC ON/OFF.

Turn off the sound temporarily

Press (Mute) to mute your unit. To cancel it,
press (Mute) again on the remote control or change the volume level.

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 DRC ON on the remote control for about 2 seconds.
To turn off this function, press and hold DRC OFF about 2 seconds.

Note

Supported TV brands

Make sure that the sound output of your TV is set to [External speaker].
Depending on the remote control, this function may not work well.
This function does not operate on LG TV’s magic remote control.

Auto power down

This unit will turn itself off to save electric consumption if the main unit is not connected to an external device and has not been used for 15 minutes. This unit also turns off after six hours if the Main unit has been connected to another device using the analog input. (Ex : Portable, etc..)

AUTO POWER On/Off

This unit automatically turns on by an input source : Optical or Bluetooth. When you turn on your TV or an external device connected to this unit, this unit recognizes the input signal and select 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 your Bluetooth device. This function turns on or off you press AUTO POWER ON/OFF.

Note

After the unit is turned on by AUTO POWE function, it will be automatically turned off if there is no signal for a certain period of time from the external device.
If 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.
Depending on the connected device, this function may not operate.
If 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 turn off the unit.
When you turn on this unit for the first time, Auto Power function is turned on status.
To use this function, the main unit must be registered in paired devices list of Bluetooth device.
You can set the AUTO POWER function only when this unit is turned on.

Auto function change

This unit recognizes input signals such as Optical, Bluetooth and Portable 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 change 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 connect a Portable device

When you connect your portable device using a portable cable, this unit changes the function to Portable. You can hear the music from your device.

Note

To change to optical function, it needs 5 seconds of no signal.
If the Bluetooth connection lock function is set, Bluetooth connection will be only available on Bluetooth function.

Using BLUETOOTH® technology

About Bluetooth

Bluetooth is wireless communication technology for short range connection. The sound may be interrupted when the connection is 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.

Available Devices: Smartphone, MP3 player, Notebook, etc.
Version: 4.0
Codec: SBC

Bluetooth Profiles

In order to use Bluetooth wireless technology, devices must be able to interpret certain profiles. This unit is compatible with following profile. A2DP (Advanced Audio Distribution Profile)

Listening to music stored on the Bluetooth devices

Pairing your unit and Bluetooth device

Before you start the pairing procedure, make sure the Bluetooth feature is turned on in to your Bluetooth device. Refer to your Bluetooth device’s user guide. Once a pairing operation is performed, it does not need to be performed again.

Select the input source to Bluetooth by pressing F button on the remote control or unit repeatedly.
1. Bluetooth LED will blink.
Operate the Bluetooth device and perform the pairing operation. When searching for this unit with the 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 SJ2 (XX)”.

Note

XX means the last two digits of the Bluetooth address. For example, if your unit has a Bluetooth address such as 9C:02:98:4A:F7:08, you will see “LG SJ2 (08)” on your Bluetooth device.
Depending on the Bluetooth device type, some devices have a different pairing way. Enter the PIN code (0000) as needed.

When this unit is successfully connected with your Bluetooth device, Bluetooth LED will turn on.
Listen to music.
1. To play a music stored on your Bluetooth device, refer to your Bluetooth device’s user guide.

Note

When using Bluetooth technology, you have to make a connection between the unit and the Bluetooth device as close as possible and keep a distance.
However, it may not work well in the cases 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.
You should connect your Bluetooth device to this unit again when you restart it.
The sound may be interrupted when the connection interfered by the other electronic wave.
Pairing is limited one Bluetooth device per one unit and multi-pairing is not supported.
Depending on the type of the device, you may not be able to use the Bluetooth function.
You can enjoy Bluetooth function using Smart phone, MP3 player, Notebook, etc..
The more distance between the unit and the Bluetooth device, the lower the sound quality becomes.
The Bluetooth connection will be disconnected when the unit is turned off or the Bluetooth device gets far from the unit.
When the Bluetooth connection is disconnected, connect the Bluetooth device to the unit again.
When the unit is not connected to a Bluetooth device, Bluetooth LED will blink.
You can control a Bluetooth device using the /(Skip) and (Play/Pause) buttons on the remote control.

BLUETOOTH connection lock (BT lock)

You can limit Bluetooth connection to only Bluetooth function to prevent unintended Bluetooth connection. Press and hold AUTO POWER ON on the remote control for about 2 seconds to turn on this function in Bluetooth function. To turn off this function, press and hold AUTO POWER OFF on the remote control for about 2 seconds in the Bluetooth function.

Note: Even if you set up Bluetooth connection lock to On, this sound bar turns on by Auto Power function. Turn off Auto Power function to prevent it.

Sound adjustment

Setting the surround mode

This system has two pre-set surround sound fields. You can select a desired sound mode by using each sound mode button.

Note

In some of sound effect mode, some speakers, there’s no sound or low sound. It depends on the mode of sound and the source of audio, it is not defective.
You may need to reset the sound effect mode, after switching the input, sometimes even after the sound file changed.

Adjust the woofer level settings

You can adjust the sound level of woofer by pressing the WOOFER LEVEL +/– button.

NOTE: When the woofer level reaches maximum or minimum, standby LED (Red) on the main unit turns on for 2 seconds.

Troubleshooting

General

NOTES to use wireless

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.

The Bluetooth® word mark and logos are registered trademarks owned by 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.

Specifications

Designs and specifications are subject to change without prior notice.

Maintenance

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

Do not use volatile liquids such as insecticide spray near the unit.
Wiping with strong pressure may damage the surface.
Do not leave rubber or plastic products in contact with the unit for a long period of time.

Cleaning the unit

To clean the player, 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.

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