LG 24UD58 Manual

The LG 24UD58 is a 24-inch Ultra HD 4K monitor with 3840x2160 resolution, AMD FreeSync technology, 5ms response time, OnScreen Control software, Reader Mode, Flicker Safe technology, Black Stabilizer, Dynamic Action Sync, and multiple connectivity options including HDMI and DisplayPort. 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. Display Modes 8. Gaming Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 24-inch 4K UHD IPS panel, On-Screen Display controls, AMD FreeSync, multiple connectivity ports.

Feature	Description
Screen Size	24-inch Ultra HD 4K (3840 x 2160)
Panel Type	IPS with 178°/178° viewing angles
Response Time	5ms (GTG)
Refresh Rate	60Hz with AMD FreeSync
Connectivity	DisplayPort, 2x HDMI
Color Gamut	sRGB 99%
Brightness	300 cd/m² typical
Contrast Ratio	1000:1 (static)
Power Input	100-240V AC, 50/60Hz
Tilt Adjustment	-5° to 20°

Installation

Unpack and inspect contents. Assemble monitor stand and base.

Attach stand to monitor: Align stand with monitor base and secure with provided screw.
Connect video sources: Use HDMI or DisplayPort cables for video input.
Connect power: Plug power cord into monitor and wall outlet.
Turn on monitor: Press power button on front or side panel.

WARNING! Monitor is fragile; handle with care to avoid damage. Ensure all connections are secure.

First-Time Setup

Power on monitor; follow on-screen prompts.

Select input source: Press INPUT button to choose between HDMI and DisplayPort.
Adjust display settings: Use OSD menu for brightness, contrast, and color settings.
Install OnScreen Control: Download software from LG website for enhanced control.
Calibrate display: Use built-in presets or customize for optimal viewing.

CAUTION! Ensure stable surface; avoid direct sunlight on screen.

Specifications

Screen Size: 24 inches UHD 4K.
Resolution: 3840 x 2160 at 60Hz.
Panel Technology: IPS with 178°/178° viewing angle.
Response Time: 5ms Gray-to-Gray.
Brightness: 300 cd/m².
Contrast Ratio: 1000:1 (Mega).
Color Support: 16.7 million colors, sRGB 99%.
Connectivity: DisplayPort 1.2, HDMI 2.0 x 2.
Power Consumption: 22W typical, 0.3W standby.
Dimensions: With stand: 21.3" x 15.2" x 7.9".

Controls and Settings

Access OSD via joystick button on bottom bezel. Power button located on front/side.

OSD Menu: Brightness, Contrast, Sharpness, Color Temperature, Gamma, Input Select, Game Mode, Reader Mode.

Picture: Brightness, Contrast, Sharpness, Gamma, Color Temperature. Game: Black Stabilizer, Response Time, FreeSync. General: Input Select, Language, Reset. Special Modes: Reader Mode, Flicker Safe.

Connecting Devices

HDMI: For computers, gaming consoles, media players. DisplayPort: For high-performance PC connections.

Turn off monitor and devices before connecting.
Match cables to ports (HDMI to HDMI, DisplayPort to DisplayPort).
Select input via INPUT button or OSD menu.
Ensure proper resolution settings on connected device.

Tip: Use high-quality cables for optimal 4K performance.

Display Modes

Supports multiple preset modes for different usage scenarios.

Reader Mode: Reduces blue light for comfortable reading.
Flicker Safe: Minimizes screen flickering for reduced eye strain.
Game Mode: Optimizes settings for gaming with Black Stabilizer.
Custom Mode: User-defined settings for specific needs.
sRGB Mode: Standard color space for accurate color reproduction.

WARNING! Do not use sharp objects on screen surface.

Gaming Features

AMD FreeSync: Reduces screen tearing and stuttering. Black Stabilizer: Enhances visibility in dark scenes. Dynamic Action Sync: Minimizes input lag.

Care & Cleaning

Unplug before cleaning. Use microfiber cloth only; no liquids or chemical cleaners.

CAUTION! Do not spray liquids directly on screen; avoid abrasive materials.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Copyright © 2025 LG Electronics; trademarks of LG Electronics Inc. Energy Star certified. For support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Power/cable issues	Check power connection; verify input source; test with different cable.
Poor image quality	Resolution settings	Set correct 3840x2160 resolution; adjust sharpness and contrast.
No sound	Audio settings	Check audio source; adjust volume on connected device.
Flickering screen	Refresh rate/cable	Enable FreeSync; use high-quality DisplayPort cable.
Color issues	Color settings	Reset to factory settings; calibrate color temperature.

Reset: OSD Menu > General > Reset All.

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