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LG MusicFlow HS8 LAS855M - User Manual

LG MusicFlow HS8 LAS855M
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www.lg.com
SMART Hi-Fi
AUDIO
ENGLISH | OWNER’S MANUAL
To view the instructions of advanced features, visit http://www.lg.com and then
download Owner’s Manual.
Some of the content in this manual may differ from your unit.
The actual product may differ from the image.
HS8
Wireless Multi-room Sound Bar
MODEL
LAS855M

Table of Contents

Questions and Answers

  • D
    David SmithAug 12, 2025
    What to do if my LG MusicFlow HS8 LAS855M Speakers produce no sound?
    • J
      Jason CollinsAug 12, 2025
      If your LG Speakers aren't producing sound, first ensure the volume isn't set to the minimum. If it is, adjust the volume. Also, check if the mute function is activated and deactivate it by pressing the mute button or adjusting the volume. Finally, verify that the correct input source is selected.
  • E
    eric56Aug 15, 2025
    What to do if my LG Speakers unit does not work properly?
    • C
      Christopher EvansAug 15, 2025
      If your LG Speakers unit isn't working correctly, try turning off the power to both the unit and any connected external devices like TVs, woofers, DVD players, or amplifiers, and then turn them back on. If that doesn't work, disconnect the power cord of the unit and all connected external devices, and then reconnect them.
  • J
    Joseph JacksonAug 19, 2025
    Why is there no woofer sound from my LG MusicFlow HS8 LAS855M?
    • M
      Matthew YoungAug 20, 2025
      If you're not getting any woofer sound from your LG Speakers, first check that the subwoofer is securely plugged into the wall outlet. If it is, the pairing between the unit and the subwoofer may be disconnected. In that case, you should connect the unit and the subwoofer.
  • Y
    ygarrisonAug 23, 2025
    What to do if LG Sound Sync is not working with my LG MusicFlow HS8 LAS855M Speakers?
    • R
      Robert HarperAug 25, 2025
      If LG Sound Sync is not working with your LG Speakers, first verify that your LG TV supports LG Sound Sync. Then, check the LG Sound Sync connection. Finally, check the sound settings on both your TV and the LG Speakers unit.
  • B
    Brooke GriffinAug 27, 2025
    Why is my LG Speakers remote control not working?
    • M
      micheal23Aug 27, 2025
      If the remote control for your LG Speakers isn't working correctly, make sure you are within 7 meters of the unit. Remove any obstacles between the remote and the unit. If it still doesn't work, replace the batteries in the remote with new ones.
  • J
    Jessica CortezAug 31, 2025
    How to troubleshoot the AUTO POWER function on LG MusicFlow HS8 LAS855M Speakers?
    • J
      James GouldAug 31, 2025
      If the AUTO POWER function on your LG Speakers isn't working, check the connection of the external device such as a TV, DVD/Blu-Ray player, or Bluetooth device. Also, check the status of SIMPLINK and try turning it off. Note that depending on the connected device, this function may not operate.
  • L
    lscottSep 3, 2025
    How to fix LG Speakers Music Flow PC Software when it doesn’t work properly?
    • C
      Connie EstradaSep 3, 2025
      If the Music Flow PC Software isn't working correctly, disable all firewalls on your PC or Mac and try to connect again. Also, ensure that both the speaker and your PC or Mac are correctly connected to the local area network and can access the internet. The wireless communication may be interrupted from household devices that are using radio frequencies, so move the speaker and your PC or Mac away from them.
  • K
    Kathryn MorganSep 7, 2025
    What to do if media servers are not displayed on the device list of my LG Speakers?
    • E
      Erin CurrySep 7, 2025
      If media servers are not displayed on the device list of your LG Speakers, try turning off the firewall or anti-virus software running on your media server. Also, make sure that the speaker is connected to the same local area network as your media server.

Summary

Safety Information

Electric Shock and Power Cord Safety

Warnings about electric shock, opening the unit, and handling the power cord safely.

Battery Handling Precautions

Instructions for safe battery removal, disposal, and handling.

Getting Started Overview

Product Features and Introduction

Overview of key features, compatibility, and manual symbols.

Included Accessories

Lists all supplied accessories with their identification.

Unit Setup and Controls

Panel and Remote Control Overview

Identifies front/rear panels, buttons, ports, and remote control functions.

Installation and Mounting Guide

Instructions for placing, installing, and wall-mounting the sound bar.

System Connectivity

Initial Setup and Basic Connections

Cable management, AC adapter, and wireless subwoofer setup.

TV and External Device Integration

TV audio connections (Optical, HDMI, ARC), SIMPLINK, and external device setup.

Network and Multi-Room Setup

Wired/wireless network, multi-room setup, app install, and media server configuration.

Wireless Network Configuration

Wired/Wi-Fi setup, adding speakers, bridge usage, and network troubleshooting.

Operating the Music Flow System

Music Flow Player App Usage

Navigating the app, playing music, managing playlists, and playback controls.

Advanced Listening Modes

Setting up Group, Surround, and Seamless playback modes.

Smart Home Integration

Using LG HomeChat for appliance control via chat.

System Settings and Customization

Configuring app settings, speaker options, library, advanced, and Bluetooth settings.

Power Management and Reset

Managing auto power, standby modes, and speaker reset procedures.

Troubleshooting Common Issues

General and Network Problems

Solutions for unit malfunction, sound issues, and network connectivity.

App and Software Issues

Troubleshooting the Music Flow Player app and PC software.

Appendix and Specifications

File Requirements and Trademarks

Supported file formats, playback restrictions, and product trademarks.

Technical Specifications

Detailed specs for power, dimensions, inputs/outputs, and system components.

Legal and Service Information

Guidelines for handling, cleaning, network services, and terms of use.

End User License Agreements

License terms for Gracenote software and open source notices.

LG MusicFlow HS8 LAS855M Specifications

General IconGeneral
TypeSoundbar
Total Power Output360W
Channels4.1
Wireless ConnectivityYes
BluetoothYes
Wi-FiYes
HDMI Inputs1
Optical InputYes
USB PortYes
Wireless SubwooferYes
Wireless Music StreamingYes
MultiroomYes
EthernetYes
HDMI Output(s)1
Bluetooth Version4.0
Water ResistanceNo
Frequency Response20kHz

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