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

LAS450H (LAS450H, S45A1-D) 
LAC550H (LAC550H, S45A1-D) 

OWNER’S MANUAL

Wireless
Sound Bar

www.lg.com

Summary of Contents for LAC550H

Page 1: ...Please read this manual carefully before operating your set and retain it for future reference LAS450H LAS450H S45A1 D LAC550H LAC550H S45A1 D OWNER S MANUAL Wireless Sound Bar www lg com ...

Page 2: ...nd 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 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 CAUTION concerning the Power Cord...

Page 3: ...old appliance may contain reusable parts that could be used to repair other products and other valuable materials that can be recycled to conserve limited resources 3 You can take your appliance either to the shop where you purchased the product or contact your local government waste office for details of your nearest authorised WEEE collection point For the most up to date information for your co...

Page 4: ...irective 1999 5 EC The complete Declaration of Conformity may be requested through the following postal address LG Electronics European Shared Service Center B V European Standard Team Krijgsman 1 1186 DM Amstelveen The Netherlands or can be requested at our dedicated DoC website http www lg com global support cedoc cedoc This device is a 2 4 GHz wideband transmission system intended for use in al...

Page 5: ...IN connection 18 USB connection 18 Compatible USB devices 18 USB device requirement 19 Playable file 3 Operating 20 Basic operations 20 USB operation 21 Other operations 21 AV Sync 21 Turn off the sound temporarily 21 Displaying file and input source 21 Auto Dimmer 22 Using your TV remote control 23 AUTO POWER On Off 24 Auto function change 25 LG Sound Sync 26 Using BLUETOOTH technology 27 Listeni...

Page 6: ...emote control of your LG TV that is compatible with LG Sound Sync Introduction Symbols used in this manual Note Indicates special notes and operating features Caution Indicates cautions for preventing possible damages from abuse Accessories Please check and identify the supplied accessories Designs and specifications of the accessories are subject to change without prior notice Remote control 1 Ba...

Page 7: ...Turns on or off Night mode Mute Mutes the sound Adjusts sound level of Treble Bass and Sub woofer b C V Skip Search Skips Fast backward or Forward Searches for a section within a file dM Play Pause Starts playback Pauses playback FOLDER o p Searches a folder on USB device REPEAT Listen to your files repeatedly or randomly Displays the information of a file or an input source Refer to the page 21 A...

Page 8: ...LED It lights up in red on standby mode D 1 Standby On E F Function Selects the function and input source F p o Volume Adjusts volume level Front panel A Power cord B HDMI IN OUT TV ARC HDMI input output C USB port D PORTABLE IN Portable input E OPTICAL IN Optical input Rear panel ...

Page 9: ...and connect it to the device you want Refer to pages 13 18 y y 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 y y Be careful not to make scratches on the surface of the Unit Sub Woofer when installing or moving them Cautio...

Page 10: ...paration materials Unit Wall bracket install guide Screws Screws A Wall plug Wall bracket Not supplied 1 Match the TV s BOTTOM EDGE of Wall bracket install guide with the bottom of TV and attach to the position TV 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 dr...

Page 11: ...ws firmly To detach the unit perform it in reverse order Note y y Do not install this unit upside down It can damage the parts of this unit or be the cause of personal injury y y Do not hang onto the installed unit and avoid any impact to the unit y y 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 y y When t...

Page 12: ...briefly and Red LED on the main unit is blinking 3 If the LED of the wireless subwoofer already blinks in yellow green continually you can skip this step Press and hold PAIRING on the back of the wireless subwoofer for more than 5 seconds The LED of the wireless subwoofer lights up alternately in red and yellow green 4 Disconnect the power cord of the main unit and the wireless subwoofer 5 Connect...

Page 13: ... through this unit TV setting menu Sound TV Sound output External speaker Optical y y Details of TV setting menu vary depending on the manufacturers or models of your TV Note Using an HDMI cable If you connect this unit to a TV that supports HDMI CEC and ARC Audio Return Channel you can enjoy the TV audio through the speakers of this unit without connecting the optical cable Please refer to your T...

Page 14: ...ble 1 HDMI CEC High Definition Multimedia Interface Consumer Electronics Control Consumer Electronics Control CEC is an HDMI feature designed to allow the user to command and control the CEC enabled devices that are connected through HDMI by using only one of their remote controls Trade names for CEC are SimpLink LG Anynet Samsung BRAVIA Sync Link Sony EasyLink Philips EZ Sync VIERA Link Panasonic...

Page 15: ...use ARC function Note Additional information for HDMI y y When you connect an HDMI or DVI compatible device make sure of the following Try switching off the HDMI DVI device and this player Next switch on the HDMI DVI device and leave it for around 30 seconds then switch on this player The connected device s video input is set correctly for this unit The connected device is compatible with 720 x 57...

Page 16: ...rom the external device you connect 1 Connect HDMI IN jack on the back of the unit to HDMI OUT jack on the external device such as Blu ray disc player DVD player etc 2 Connect HDMI OUT jack on the back of the unit to HDMI IN jack on the TV 3 Select the input source to HDMI IN by pressing F button repeatedly y y With the unit connected to external devices and TV as above illustration TV will output...

Page 17: ...from OPTICAL Before connecting the optical cable be sure to remove the protection plug cover if your cable has the cover Note PORTABLE IN connection MP3 player etc 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 1 Connect the portable player to the PORTABLE IN connector of the unit by using 3 5 mm stereo ca...

Page 18: ...n of this unit does not support some USB devices USB device requirement y y Devices which require additional program installation connected to a computer are not supported y y Do not extract the USB device while in operation y y For a large capacity USB it may take longer than a few minutes to be searched y y To prevent data loss back up all data y y This unit is not supported when the total numbe...

Page 19: ... Under 2000 y y A protected file by DRM Digital rights management cannot be played on the unit y y Video files in the USB storage device can not be played y y Depending on the performance of your USB device playback may not work well y y Folders and files on the USB are recognized as below A File Folder ROOT B C D E F G H I J a c b d y y If there is no file in a folder the folder will not appear y...

Page 20: ...back and release it at the point you want to listen to Play repeatedly or randomly Press REPEAT on the remote control repeatedly the display will be changed in the following order OFF ONE FOLDER ALL RANDOM Search a folder Press FOLDER o p on the remote control Resume playback This unit memorizes a current song which is played before changing the function or turning off the unit y y The resume poin...

Page 21: ...Mute to mute your unit You can mute your unit for example to answer the telephone MUTE is displayed in the display window To cancel it press Mute again on the remote control or change the volume level Displaying file and input source You can display various information of the input source Press and hold REPEAT for 3 seconds USB File information contained on a USB MP3 WMA OGG FLAC WAV OPTICAL ARC H...

Page 22: ...G Panasonic Philips Samsung Sharp Sony Toshiba Vizio y y Make sure that the sound output of your TV is set to External speaker y y Depending on the remote control this function may not work well y y This function may not work well when some TV control functions such as CEC SIMPLINK and LG Sound Sync set to ON Note Auto power down This unit will be off itself to save electric consumption in the cas...

Page 23: ...tical Wireless y y After the unit is turned on by AUTO POWER function it will be automatically turned off if there is no signal for a certain period of time from the external device y y 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 y y...

Page 24: ... this unit Bluetooth function is selected Play your music on the Bluetooth device When 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 y y To change to optical function it needs 5 seconds of no signal y y This unit does not change the function to optical if SIMPLINK of the c...

Page 25: ...ure of the condition of this unit and the connection in the cases below when using LG Sound Sync Turn off the unit Changing the function to the others Disconnecting the optical cable Disconnecting the wireless connection caused by interference or a distance y y The amount of time to turn off this unit is different depending on your TV when you set AUTO POWER function to ON y y Details of TV settin...

Page 26: ...gain you should reconnect the TV and the unit Note Using BLUETOOTH technology About BLUETOOTH Bluetooth is wireless communication technology for short range connection The sound may be interrupted when the connection 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 ...

Page 27: ... or iOS devices Multi pairing connection may not be supported depending on the connected device specifications y y Removable detachable Bluetooth device Ex Dongle etc doesn t supported multi pairing Note 3 When this unit is successfully connected with your Bluetooth device PAIRED will be appear on the display window and change to Bluetooth device name soon y y PAIRED will be momentarily appear on ...

Page 28: ...rate the device the volume level can be synchronized with each other Note Using BLUETOOTH App Only Android OS is available to use Music Flow Bluetooth app with this unit Note About Music Flow Bluetooth App Music Flow Bluetooth app brings a suite of new features to this unit To enjoy more features you are recommended to download and install free Music Flow Bluetooth app Install Music Flow Bluetooth...

Page 29: ... on the User guide y y Music Flow Bluetooth app will be available in the software version as follow Android O S Ver 4 0 3 or later y y If you use Music Flow Bluetooth app for operation there would be some differences between Music Flow Bluetooth app and the supplied remote control Use the supplied remote control as necessary y y Depending on the Bluetooth device Music Flow Bluetooth app may not wo...

Page 30: ...ound BOOST Boosts the mid range for sound reinforcement TREBLE BASS Reinforces the treble and bass y y In some of sound effect mode some speakers there s no sound or low sound It depends on the mode of surround and the source of audio it is not defective y y You may need to reset the sound effect mode after switching the input sometimes even after the sound file changed Note Adjust volume level au...

Page 31: ...BASS 5 dB to 5 dB SUBWF Subwoofer 20 dB to 6 dB 1 Press button repeatedly to select TREBLE BASS or SUBWF Subwoofer 2 Press VOL o p to adjust the sound level Night mode This function is useful when you want to watch movies at low volume late at night Press button on the remote control So you can activate Night mode To cancel it press button again ...

Page 32: ... Bluetooth device etc adjust volume level of the device No woofer sound y y The power cord of the subwoofer is not connected Plug the power cord into the wall outlet securely y y Pairing between the unit and the subwoofer gets disconnected Connect the unit and the subwoofer Refer to the page 12 The remote control does not work properly y y The remote control is too far from the unit Operate the re...

Page 33: ...t according to them y y With the sound bar connected with TV change the AUDIO DIGITAL OUT setting on TV Setup Menu from PCM to AUTO or BITSTREAM y y With the sound bar connected with Player change the AUDIO DIGITAL OUT setting on Player Setup Menu from PCM to PRIMARY PASS THROUGH or BITSTREAM y y Change Audio DRC setting on Player setup menu to OFF state ...

Page 34: ...ss technology is a system which allows radio contact between electronic 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 The Bluetooth word mark and logos are owned by the Bluetooth SIG Inc and any use of such mar...

Page 35: ...m stereo jack x 1 HDMI IN 19 Pin Type A HDMI connector x 1 HDMI OUT 19 Pin Type A HDMI connector x 1 Available Digital Input Audio Sampling Frequency 32 kHz 44 1 kHz 48 kHz 96 kHz USB Version 2 0 Bus Power Supply 5 V 0 500 mA Amplifier Total 220 W Front Middle Tweeter 40 W x 2 4 Ω at 1 kHz 20 W x 2 8 Ω at 12 kHz Subwoofer 100 W 6 Ω at 80 Hz THD 10 Wireless subwoofer S45A1 D Power requirements Refe...

Page 36: ...Appendix 36 Appendix 5 Bluetooth Codec SBC y y Designs and specifications are subject to change without prior notice ...

Page 37: ... y Do not use volatile liquids such as insecticide spray near the unit y y Wiping with strong pressure may damage the surface y y 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 ...

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