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LG SJ7 Owner's Manual

Wireless sound bar
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Sound Bar

Please read this manual carefully before operating
your set and retain it for future reference.
SJ7 (SJ7, SJ7-C, SPJ8B-W)



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  Summary of Contents for LG SJ7

  • Page 1: Sound Bar

    OWNER’S MANUAL Wireless Sound Bar Please read this manual carefully before operating your set and retain it for future reference. MODEL SJ7 (SJ7, SJ7-C, SPJ8B-W) *MFL69783411*
  • Page 2 Getting Started Safety Information WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE. CAUTION CAUTION: The device shall not be exposed to water (dripping or splashing) and no objects filled with RISK OF ELECTRIC SHOCK liquids, such as vases, shall be placed on the device.
  • Page 3 Getting Started CAUTION concerning the Power Cord This device is equipped with a portable battery or accumulator. Check the specification page of this owner’ s manual to be certain of the power requirements for this Safe way to remove the batteries from the device.
  • Page 4 Refers to “ON” (power). LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of Refers to dangerous voltage. performing such distribution (such as the cost of media, shipping and handling) upon email request to
  • Page 5: Table Of Contents

    Installing the sound bar Connecting to your TV (Primary unit) Troubleshooting – Using an OPTICAL cable Troubleshooting – LG Sound Sync – Using an HDMI cable – General – Additional information for HDMI – NOTES to use wireless Optional equipment connection –...
  • Page 6: Getting Started

    LG Sound Sync Caution Controls volume level of this unit by the remote Indicates cautions for preventing possible damages control of your LG TV that is compatible with LG from abuse. Sound Sync. BLUETOOTH® Listens to music stored on your Bluetooth device.
  • Page 7: Remote Control

    1 (Power) : Switches the unit ON or OFF. F : Selects the function and the input source. Input source / Function Display Optical OPT/HDMI ARC. LG Sound Sync (Optical) Bluetooth LG Sound Sync (Wireless) LG TV HDMI IN HDMI SOUND EFFECT : Selects a sound effect mode.
  • Page 8: Front/Side Panel

    Getting Started Front/Side panel Primary unit Secondary unit Ao/p (Volume) : Adjusts volume level - Press to select Bluetooth function. F (Function) : Selects the function and input (SOUND BAR or REAR usage mode) source. - Press and hold to connect another Bluetooth 1 (Standby) device.
  • Page 9: Positioning The Unit

    Getting Started Note Positioning the Unit If the connection is failed or disconnected, the LED indicator turns on red. You can enjoy various usage mode by Usage Mode Switch. Choose one of the following modes. REAR usage mode (4.1 ch) SOUND BAR usage mode Primary unit plays as front speaker and Secondary (2.1 ch)
  • Page 10: Portable Usage Mode

    Getting Started Note OFF usage mode (2.1 ch) If the connection is failed or disconnected, the Primary unit plays alone without Secondary unit LED indicator turns on red. PORTABLE usage mode You can play Secondary unit without Primary unit. Primary unit and Secondary unit play separately with each connected device.
  • Page 11: Stand The Unit

    Getting Started Stand the unit Place the side panel with button facing upward. You can stand the Primary and Secondary unit using stand. It is recommended to use the stand on SOUND BAR usage mode only. Preparation materials > Caution Be careful that the speaker Unit does not fall down.
  • Page 12: Connecting

    Connecting Organizing cables Charging the Unit (Secondary unit only) You can organize the cable with cable ties. 1. Hold the cables together with cable ties as shown below. Connecting the AC adapter 2. Tighten cable ties. Secondary unit uses built-in battery. Before using it, charge the battery by connecting the AC Adapter.
  • Page 13: Checking The Charging Status

    Connecting Secondary unit Checking the charging status Green connection When AC Adapter is connected, battery charging is started. You can check the charging status by Battery LED on the rear of Secondary unit . LED indicator of Secondary unit Description You can check the connected status of Primary unit Battery is fully charged.
  • Page 14 Connecting Note 4. The Primary unit and Secondary unit will be automatically connected. y It takes a few seconds (and may take longer) for the Primary unit and the Secondary unit. - When this unit is successfully connected, to communicate with each other and make SOUND BAR or REAR appears in the display sounds.
  • Page 15: Wireless Subwoofer Connection

    Connecting Wireless subwoofer Manually pairing wireless subwoofer When your connection is not completed, you can connection check red LED on the wireless subwoofer and the wireless subwoofer does not make sound. To solve the problem, follow the steps below. LED indicator of wireless subwoofer 1.
  • Page 16: Installing The Sound Bar

    Connecting Note Installing the sound bar y It takes a few seconds (and may take longer) for the Primary unit and the subwoofer to You can hear the sound by connecting the unit to the communicate with each other and make other device: TV, Blu-ray disc player, DVD player, etc.
  • Page 17: Connecting To Your Tv (Primary Unit)

    Connecting Note Connecting to your TV y Before connecting the optical cable, be sure (Primary unit) to remove the protection plug cover if your cable has the cover. y You can enjoy the TV audio through the Please connect this unit and the TV using the optical speakers of this unit.
  • Page 18: Lg Sound Sync

    TV’ s remote control with LG Sound Sync. It is compatible with LG TVs that support LG Sound Sync. Primary unit Make sure there is an LG Sound Sync logo on your TV. Controllable functions by LG TV's remote control : Volume up/down, mute Refer to the TV's instruction manual for the details of LG Sound Sync.
  • Page 19: Using An Hdmi Cable

    CEC and ARC (Audio Return Channel), you can enjoy the TV audio through the speakers of this unit 2. Select the input source to LG TV by pressing F without connecting the optical cable. Please refer to button on the remote control or unit repeatedly.
  • Page 20: What Is Simplink

    ARC function automatically. What is SIMPLINK? Some functions of this unit are controlled by the TV’ s remote control when this unit and LG TVs with SIMPLINK are connected through HDMI connection. Controllable functions by LG TV’ s remote control : Power on/off, volume up/down, mute, etc.
  • Page 21: Additional Information For Hdmi

    When the HDMI connection with HDCP is not controls. verified, the TV screen is changed to black. ※ Trade names for CEC are SimpLink (LG) , Anynet+ In this case, check the HDMI connection, or (Samsung), BRAVIA Sync/ Link (Sony), EasyLink disconnect the HDMI cable.
  • Page 22: Optional Equipment Connection

    Connecting Optional equipment For enjoying both sound and picture You can enjoy both sound and picture from the connection external device you connect. HDMI connection You can enjoy the sound and picture from HDMI connection on external device. HDMI cable For enjoying sound only You can enjoy the sound from the external device you connect.
  • Page 23: Optical In Connection

    Connecting Optical In connection Connect an optical output jack of external devices to the OPTICAL IN jack. Primary unit To the optical output jack of external device Optical cable 1. Connect the OPTICAL IN jack on the back of the unit to optical out jack of your external device.
  • Page 24: Operating

    (Mute) again on the remote function may not work well. control or change the volume level. y This function does not operate on LG TV's magic remote control. Auto display dimmer y This function may not work well when some...
  • Page 25: Auto Power Down

    Primary unit is not connected there is no signal for a certain period of time to an external device and has not been used for 15 from the TV connected by LG Sound Sync minutes. (Optical/Wireless). y After the unit is turned on by AUTO POWER...
  • Page 26: Auto Function Change

    Bluetooth device. When an LG TV signal comes in When you turn on your LG TV connected by LG Sound Sync (Wireless connection), this unit changes the function to LG TV. You can hear the sound from your TV.
  • Page 27: Using Bluetooth® Technology

    Bluetooth device display y Version : 4.0 depending on the type of Bluetooth device. Your y Codec : SBC unit appears as “LG SJ7 (XX)” . Note BLUETOOTH Profiles y XX means the last two digits of In order to use Bluetooth wireless technology, Bluetooth address.
  • Page 28: Bluetooth Connection Lock (Bt Lock) -Primary Unit Only

    LAN device. You can limit Bluetooth connections to only y You should connect your Bluetooth device to BT (Bluetooth) and LG TV function to prevent this unit again when you restart it. unintended Bluetooth connections. y The sound may be interrupted when the...
  • Page 29: Listening To Music Stored On The Bluetooth Devices (Secondary Unit)

    Bluetooth device display can connect another Bluetooth device. depending on the type of Bluetooth device. Your unit appears as “LG SJ7-2ND (XX)” . Note y XX means the last two digits of Bluetooth address. For example, if your...
  • Page 30: Using Bluetooth App

    Operating Using BLUETOOTH App Install “Music Flow Bluetooth” App through “Google Android Market (Google Play Store)” Note 1. Tap the “Google Android Market (Google Play y Only Android OS is available to use “Music Store)” icon. Flow Bluetooth ” app with this unit. 2.
  • Page 31 Operating Note y “Music Flow Bluetooth” app will be available in the software version as follow; - Android O/S : Ver 4.0.3 (or later) y If you use “Music Flow Bluetooth ” app for operation, there would be some differences between “Music Flow Bluetooth”...
  • Page 32: Sound Adjustment

    Operating Sound adjustment Adjust volume level automatically This unit supports auto volume function that Setting sound effect automatically adjusts the volume level. When the output sound is too loud or too low, press This system has a number of pre-set surround sound AUTO VOL on the remote control.
  • Page 33: Surround Mode

    Operating Surround mode You can enjoy magnificent surround sound for all the input sound source with rear speakers. This function turns on or off each time you press SURROUND button on the remote control. Surround function ON Surround function OFF Sound Sound Input...
  • Page 34: Troubleshooting

    Troubleshooting Troubleshooting General PROBLEM CAUSE & CORRECTION y Turn off the power of this unit and the connected external device (TV, Woofer, DVD-player, Amplifier, etc.) and turn them on again. The unit does not y Disconnect the power cord of this unit and the connected external device (TV, work properly.
  • Page 35: Notes To Use Wireless

    Bluetooth device. The AUTO POWER function does not y Check the state of SIMPLINK on your LG TV and turn off SIMPLINK. work. y Depending on the connected device, this function may not operate. y Check whether your LG TV supports LG Sound Sync.
  • Page 36: Appendix

    The Bluetooth word mark and logos are owned by the 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. Manufactured under license from Dolby Laboratories.
  • Page 37: Specifications

    Appendix Specifications General Power consumption Refer to the main label. y Model : DA-38A25 y Manufacturer : Asian Power Devices Inc. AC adapter y Input : 100 - 240 V ~ 50 - 60 Hz 1.2 A y Output : 25 V 0 1.52 A Approx.
  • Page 38 Appendix Amplifier specifications (RMS Output) SOUND BAR usage mode 320 W RMS Total (140 W RMS : in state of disconnecting AC Adapter from Secondary unit) 80 W RMS x 2 (8 Ω at 1 kHz, THD 10%) Front (30 W RMS x 2 : in state of disconnecting AC Adapter from Secondary unit) 160 W RMS (3 Ω...
  • Page 39: Maintenance

    Appendix 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 y Do not use volatile liquids such as insecticide spray near the unit.

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