LG 55 UHD TV 4K Manual

The LG 55 UHD TV 4K is a 55-inch Ultra High Definition television with 4K resolution, HDR support, webOS smart platform, built-in Wi-Fi, multiple HDMI inputs, USB ports, Ethernet connection, built-in speakers with AI Sound Pro, voice control compatibility, and energy-saving features. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: 55-inch 4K UHD display, Magic Remote, webOS platform, HDMI ports, USB ports, Ethernet port, built-in Wi-Fi.

Feature	Description
4K UHD Resolution	3840 x 2160 pixels for crystal clear picture quality
HDR Support	High Dynamic Range for better contrast and colors
webOS Smart Platform	Access to streaming apps and smart features
Magic Remote	Point, click, scroll and voice control functionality
HDMI Ports	Multiple HDMI inputs for external devices
USB Ports	For media playback and device connectivity
Built-in Wi-Fi	Wireless internet connectivity
AI Sound Pro	Virtual 5.1.2 surround sound technology
Voice Control	Compatible with Google Assistant and Amazon Alexa
Energy Saving	Auto power off and eco mode features

Installation

Unpack and inspect contents. Place on stable surface or mount on wall.

1. Attach stand: Align stand with base and secure with provided screws.
2. Connect antenna or cable: Use coaxial cable input for TV signal.
3. Connect external devices: Use HDMI ports for gaming consoles, streaming devices.
4. Connect to internet: Use Ethernet cable or built-in Wi-Fi.
5. Plug into AC power.

WARNING! TV is heavy; use two people for installation. Ensure wall mount is rated for TV weight.

First-Time Setup

Power on TV; follow on-screen setup wizard.

1. Select language: Choose preferred language for interface.
2. Connect to network: Select Wi-Fi network or use Ethernet connection.
3. Agree to terms: Accept user agreement and privacy policy.
4. Channel setup: Auto-program channels for antenna/cable input.
5. Sign in to accounts: Log in to streaming services and LG account.
6. Picture calibration: Use automatic or manual picture settings.

CAUTION! Keep TV away from heat sources and ensure proper ventilation.

Specifications

• Screen Size: 55 inches UHD
• Resolution: 3840 x 2160 pixels (4K)
• HDR: HDR10, HLG support
• Smart Platform: webOS with ThinQ AI
• Connectivity: 4x HDMI, 3x USB, Ethernet, Wi-Fi, Bluetooth
• Sound: 20W speakers with AI Sound Pro
• Voice Control: Google Assistant, Amazon Alexa compatible
• Power Consumption: 70W typical, 0.5W standby
• Dimensions: With stand: 48.3" x 30.1" x 9.9"
• Weight: 38.6 lbs with stand

Controls and Settings

Access settings via Home button on Magic Remote or physical buttons on TV.

Physical Buttons: Power, Volume, Channel, Input, Menu

Magic Remote: Power, Home, Navigation wheel, Voice control, Number buttons, Quick access buttons

Picture Settings: Picture mode, Brightness, Contrast, Color, Sharpness, HDR effect, AI Picture Pro

Sound Settings: Sound mode, Volume, Balance, AI Sound Pro, Clear Voice Pro

Network Settings: Wi-Fi, Ethernet, Network status, Connection test

General Settings: Language, Time, Safety, Reset, Energy Saving

Connecting Devices

HDMI: Connect gaming consoles, streaming devices, Blu-ray players. USB: Connect storage devices, cameras. Network: Ethernet or Wi-Fi for internet.

1. Turn off TV and devices before connecting.
2. Use high-speed HDMI cables for 4K content.
3. Select input source using Input button or Home menu.
4. For audio systems: Use HDMI ARC or optical audio output.

Tip: Use HDMI 1 for ARC (Audio Return Channel) functionality with soundbars.

Smart TV Features

Access streaming services, web browsing, and smart home control through webOS.

1. Home Dashboard: Press Home button to access apps and settings.
2. Content Store: Download additional apps and games.
3. Magic Remote: Use pointer function for easy navigation.
4. Voice Control: Press microphone button for voice commands.
5. Screen Share: Mirror smartphone or tablet screen.
6. Live Plus: Access sports, news, and weather information.
7. Multi-view: Watch two sources simultaneously.
8. Game Optimizer: Enhanced settings for gaming mode.

WARNING! Keep software updated for security and performance improvements.

Accessibility Features

Closed Captions: Enable in Accessibility settings. Voice Guidance: Audio description of on-screen elements. High Contrast: Enhanced visibility for visually impaired. Audio Description: Narration for visual content.

Care & Cleaning

Unplug before cleaning. Use soft, dry microfiber cloth. For stubborn stains, lightly dampen cloth with water.

CAUTION! Do not use chemicals, alcohol, or abrasive cleaners. Never spray liquid directly on screen.

Regulatory Information

FCC Part 15: Class B digital device compliant. Energy Star certified. Copyright © 2024 LG Electronics. For support, visit www.lg.com or contact 1-800-243-0000. EPEAT registered where applicable.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No picture	Power/input source	Check power connection; ensure correct input selected; try different HDMI cable.
No sound	Volume/mute settings	Check mute status; increase volume; verify audio output settings.
Wi-Fi not connecting	Network/router issues	Restart router; check password; move closer to router; use Ethernet cable.
Remote not working	Batteries/obstructions	Replace batteries; ensure line of sight to TV; pair Magic Remote if needed.
Apps not loading	Internet/software	Check internet connection; update software; reset app or TV.
Picture quality issues	Settings/source quality	Adjust picture settings; check source device resolution; use high-quality cables.

Reset: Settings > General > Reset to Initial Settings

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