LG SH94TZ-W Manual

The LG SH94TZ-W is a high-performance home theater system featuring a soundbar with wireless subwoofer, Dolby Atmos and DTS:X support, HDMI eARC connectivity, Bluetooth streaming, multiple sound modes, voice enhancement technology, and compatibility with various audio formats. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Wireless Connectivity 8. Sound Modes & Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Soundbar with built-in speakers, Wireless Subwoofer, Remote Control, HDMI eARC port, Optical input, USB port, Bluetooth connectivity.

FeatureDescription
Dolby Atmos & DTS:XImmersive 3D surround sound experience
Wireless SubwooferDeep bass without cable clutter
HDMI eARCEnhanced Audio Return Channel for high-quality audio
Bluetooth 5.0Wireless streaming from smartphones and tablets
Multiple Sound ModesCinema, Music, Game, Standard presets
Voice EnhancementClarifies dialogue for better intelligibility
Optical InputDigital audio connection for TVs and devices
USB PlaybackDirect playback of audio files from USB drives
Wall MountableIncludes mounting brackets and template
Auto Power On/OffAutomatically turns on with audio signal

Installation

Unpack and inspect contents. Place soundbar and subwoofer in desired locations.

  1. Position soundbar: Place below TV or mount on wall using included brackets.
  2. Place subwoofer: Position within 10 meters of soundbar for wireless connection.
  3. Connect power: Plug both units into AC outlets.
  4. Connect to TV: Use HDMI eARC cable (included) for best audio quality.
  5. Alternative connections: Use optical cable or Bluetooth if HDMI not available.

WARNING! Ensure proper ventilation; do not block vents. Keep away from heat sources.

First-Time Setup

Power on system; follow automatic pairing process.

  1. Auto subwoofer pairing: Power on both units; they will automatically pair within 30 seconds.
  2. Select input source: Press INPUT button to cycle through HDMI, Optical, Bluetooth, USB.
  3. Configure sound settings: Use remote to select preferred sound mode (Cinema, Music, etc.).
  4. Adjust bass/treble: Use EQ settings to customize audio to your preference.
  5. Enable eARC: On TV settings, enable HDMI eARC/ARC function for optimal performance.

CAUTION! Place subwoofer on stable surface; avoid corners for balanced bass.

Specifications

Controls and Settings

Access settings via remote control or soundbar buttons. Front Panel: POWER, INPUT, VOLUME, BLUETOOTH pairing.

Remote: POWER, INPUT SELECT, VOLUME UP/DOWN, MUTE, SOUND MODE, BLUETOOTH, EQ, NIGHT MODE, VOICE ENHANCEMENT.

Sound Modes: CINEMA (immersive surround), MUSIC (enhanced stereo), GAME (low latency), STANDARD (balanced), NIGHT (reduced dynamic range). Audio Settings: Bass/Treble adjustment, Voice Enhancement (dialogue clarity), Auto Volume (leveling). Connectivity: Bluetooth pairing, Input priority, HDMI CEC control. System: Factory reset, Software update via USB.

Connecting Devices

HDMI eARC: Best quality connection to modern TVs. Optical: For TVs without HDMI ARC. Bluetooth: Wireless streaming.

  1. Turn off all devices before connecting cables.
  2. HDMI connection: Connect HDMI cable from soundbar HDMI OUT (TV ARC) to TV HDMI ARC port.
  3. Optical connection: Use optical cable from soundbar to TV optical output.
  4. USB playback: Insert USB drive with audio files into USB port.
  5. Select corresponding input on soundbar after connection.

Tip: Use high-speed HDMI cables for best Dolby Atmos performance.

Wireless Connectivity

Bluetooth streaming from compatible devices.

  1. Pairing mode: Press and hold BLUETOOTH button on remote or soundbar for 3 seconds.
  2. Device search: On your smartphone/tablet, enable Bluetooth and search for "LG SH94TZ-W".
  3. Connect: Select the device from list; pairing completes automatically.
  4. Stream audio: Play music from your device; control volume with soundbar remote.
  5. Disconnect: Turn off Bluetooth on device or select different input on soundbar.

WARNING! Keep Bluetooth devices within 10 meter range for stable connection.

Sound Modes & Features

Dolby Atmos/DTS:X: Automatic detection when playing compatible content. Voice Enhancement: Improves dialogue clarity in movies/TV shows. Night Mode: Reduces loud sounds while maintaining dialogue volume. Auto Volume: Maintains consistent volume across different content.

Care & Cleaning

Unplug before cleaning. Use soft, dry cloth for exterior. For stubborn stains, dampen cloth slightly with water only.

CAUTION! Do not use chemicals, solvents, or abrasive cleaners. Avoid water contact with ports and vents.

Regulatory Information

FCC Part 15: Class B digital device compliant with interference limits. CE, RoHS compliant. Copyright © 2023 LG Electronics Inc. All rights reserved. For software updates and support, visit www.lg.com or contact LG Customer Service at 1-800-243-0000.

Troubleshooting

SymptomPossible CauseCorrective Action
No sound from subwooferPower/wireless connectionEnsure subwoofer is powered on; reposition closer to soundbar; re-pair units.
HDMI ARC not workingTV settings/cableEnable HDMI CEC/ARC on TV; use certified HDMI cable; try different HDMI port.
Bluetooth connection issuesRange/interferenceMove devices closer; reduce wireless interference; restart both devices.
Sound distortionVolume/source qualityReduce volume level; check audio source quality; reset sound settings.
Remote not workingBatteries/obstructionsReplace batteries; ensure clear line of sight to soundbar IR sensor.
No Dolby Atmos soundSource/content settingsEnsure content has Atmos track; set TV audio output to Bitstream/Pass Through.

Reset: Hold POWER button on soundbar for 10 seconds to factory reset.

Service: 1-800-243-0000; www.lg.com

LG SH94TZ-W Manual © - All Rights Reserved 2025