LG 27UD58-B.AEU - User Manual

Questions and Answers

W
williamsstephanieSep 23, 2025
How to turn off OSD lock on LG Led monitor?
- P
  Patricia WheelerSep 23, 2025
  If the OSD lock message is displayed on your LG Led monitor, go to Menu > General and set OSD Lock to Off.
D
David MillerAug 25, 2025
What to do if LG Monitor screen display is unstable?
- M
  Michele BrownAug 25, 2025
  If the screen display on your LG Monitor is unstable, shaky, or images leave shadow trails, and the resolution is set to HDMI 1080i 60/50 Hz (interlaced), this could be the cause. Try changing the resolution to 1080P or the recommended resolution for your monitor.
F
fmcgrathAug 25, 2025
What to do if my LG 27UD58-B.AEU is unrecognized?
- J
  Jacob CollinsAug 26, 2025
  To resolve the "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message on your LG monitor, install the display driver from the LG website: http://www.lg.com. Also, ensure that your video card supports the Plug&Play function.
J
Juan CarrilloAug 27, 2025
Why is there no sound from my LG 27UD58-B.AEU Monitor?
- S
  Samuel Rogers Jr.Aug 27, 2025
  If you are experiencing no sound from the headphone port or speaker on your LG Monitor, first try increasing the volume using the monitor's buttons. Next, set the audio output of your PC to the monitor. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound and set the LG monitor as the default device.
J
Julie LeAug 27, 2025
What to do if there is no sound from LG 27UD58-B.AEU headphone port or speaker?
- D
  doylehollyAug 27, 2025
  If there is no sound from the headphone port or speaker of your LG Monitor, try the following: * Increase the volume using the button on the monitor. * Set the audio output of the PC to the monitor you are using. On Microsoft Windows, go to Control Panel > Hardware and Sound > Sound and set the monitor as the default device.
M
Martin CarneySep 15, 2025
What does 'Unrecognized monitor, Plug&Play (VESA DDC) monitor found' mean on LG 27UD58-B.AEU?
- M
  margaretwilliamsSep 15, 2025
  If you see an "Unrecognized monitor, Plug&Play (VESA DDC) monitor found" message on your LG Monitor, be sure to install the display driver from the display driver CD (or diskette) that comes with your display. Also, make sure to check if the video card supports Plug&Play function.
T
Tracy McconnellSep 12, 2025
How to fix unstable and shaky screen display with shadow trails on LG 27UD58-B.AEU?
- M
  Michelle PerkinsSep 13, 2025
  If your LG Monitor's screen display is unstable, shaky, or images leave shadow trails, it might be due to the resolution being set to HDMI 1080i 60/50 Hz (interlaced). Change the resolution to 1080P or the recommended resolution to resolve this issue.
J
John JonesSep 14, 2025
How to turn off OSD lock message on LG 27UD58-B.AEU?
- D
  Dr. Joseph LucasSep 14, 2025
  If the OSD lock message is being displayed on your LG Monitor, go to Menu > General and set OSD Lock to Off.
W
wellsthomasSep 5, 2025
What to do if my LG Led monitor screen retains an image?
- W
  Willie BatesSep 5, 2025
  Displaying a still image for a prolonged time may cause damage to the screen of your LG Led monitor, resulting in the retention of the image. To extend the lifetime of the monitor, use a screensaver.
K
Kevin FosterSep 3, 2025
How to fix a blank screen on my LG Led monitor?
- M
  matthewmcfarlandSep 3, 2025
  If nothing appears on your LG Led monitor, first, ensure the power cord is properly connected to the power outlet. Then, verify the power cable connection and press the power button. Make sure the correct input is enabled by going to Menu > Quick Settings > Input. If the monitor is in sleep mode, try moving the mouse or pressing any key on the keyboard. Also, confirm that your computer is turned on. If the issue persists and signals from your PC are out of range, refer to the Product Specification section of the manual to set the appropriate frequency. Finally, check and reconnect the signal cable between the PC and the monitor to make sure it is connected.

This document is an owner's manual for LG IPS LED Monitors, specifically models 24UD58 and 27UD58. The manual provides comprehensive instructions for assembling, preparing, using, and maintaining the monitor, along with troubleshooting tips and specifications.

Function Description

The LG IPS LED Monitor is a display device designed for various applications, including PC connectivity and AV device integration. As an IPS (In-Plane Switching) LED monitor, it utilizes LED backlighting to illuminate an LCD (Liquid Crystal Display) panel, offering wide viewing angles and accurate color reproduction. The monitor supports high-definition multimedia input, making it suitable for displaying digital video and audio signals from computers, gaming consoles, and other AV equipment. It features multiple input connectors, including HDMI and DisplayPort, to ensure compatibility with a broad range of devices. The monitor also includes a headphone output for private audio listening.

Key functionalities include:

Display: Renders high-resolution images and videos, with support for 4K Ultra HD content at 60 Hz.
Audio Output: Provides a headphone jack for connecting external audio devices.
Input Selection: Allows users to switch between different input sources (HDMI 1, HDMI 2, DisplayPort).
Picture Mode Customization: Offers various preset picture modes (Custom, Reader, Photo, Cinema, Dark Room 1, Dark Room 2, Color Weakness, FPS Game 1, FPS Game 2, RTS Game, Custom (Game)) optimized for different content types and user preferences.
Image Enhancement: Features like SUPER RESOLUTION+, Sharpness, Black Stabilizer, and DFC (Dynamic Contrast Ratio) help optimize image quality.
Gaming Features: Includes specific game modes (FPS Game 1, FPS Game 2, RTS Game) and FreeSync technology to enhance the gaming experience by reducing screen tearing and stuttering.
Energy Saving: Incorporates SMART ENERGY SAVING features to reduce power consumption.
OSD (On-Screen Display) Menu: A user-friendly interface accessible via a joystick button for configuring all monitor settings.

Usage Features

The LG IPS LED Monitor is designed for ease of use and offers several features to enhance the user experience:

Assembly and Setup:

Stand Assembly: The monitor comes with a stand base and stand body that are easily assembled using screws. A screw cover is provided for a neat finish.
Wall Mounting: The monitor supports VESA standard wall mount plates, allowing for flexible installation options. Instructions are provided for securely attaching the monitor to a wall, emphasizing safety precautions regarding screw length and proper installation.
Cable Management: A cable holder is included to help organize and route cables, contributing to a tidy workspace.
Placement: Recommendations are given for placing the monitor on a table, ensuring adequate ventilation by maintaining a minimum distance from walls.

Controls and Navigation:

Joystick Button: A single joystick button located at the bottom of the monitor serves as the primary control for power on/off, volume adjustment, and navigating the OSD menu. This intuitive control scheme simplifies interaction with the monitor.
OSD Menu: The OSD menu is structured into categories like Quick Settings, Picture, General, and Reset, making it easy to find and adjust specific settings.
- Quick Settings: Provides quick access to common adjustments such as Brightness, Contrast, Volume, Input selection, and Ratio.
- Picture Settings: Allows detailed customization of image parameters, including Picture Mode, Picture Adjust (Brightness, Contrast, Sharpness, Black Level, HDMI ULTRA HD Deep Color, DFC), Game Adjust (Response Time, FreeSync, Black Stabilizer), and Color Adjust (Gamma, Color Temp, Red, Green, Blue, Six Color).
- General Settings: Includes options for Language, SMART ENERGY SAVING, Power LED control, Automatic Standby, DisplayPort 1.2 enable/disable, and OSD Lock.
- Reset: Enables users to restore all settings to their default values.

Connectivity:

HDMI: Two HDMI input ports (HDMI IN 1, HDMI IN 2) allow connection to PCs and AV devices, transmitting both digital video and audio signals.
DisplayPort: A DisplayPort input (DP-IN) provides another option for connecting to PCs, supporting digital video and audio.
Headphone Out: A 3.5mm jack (H/P) for connecting headphones or external speakers.

Display Features:

Plug and Play: The monitor supports Plug and Play, allowing devices to be connected without manual driver installation or complex configuration.
Ratio Adjustment: Users can choose between "Wide" (full-screen display regardless of input signal) and "Original" (maintaining the input signal's aspect ratio) for screen display.
FreeSync: This technology synchronizes the monitor's refresh rate with the graphics card's frame rate, eliminating screen tearing and stuttering in games. It offers "Extended" and "Basic" modes, with "Extended" providing a wider frequency range.

Maintenance Features

The manual emphasizes several aspects related to the care and longevity of the LG IPS LED Monitor:

Safety and Handling:

Component Use: Users are advised to use only genuine LG components and supplied cables to ensure safety and optimal performance. Using generic or counterfeit components may void the warranty and lead to damage or injury.
Moving and Lifting: Detailed instructions are provided for safely moving the monitor, including disconnecting cables, holding the frame firmly (not the screen), and avoiding strong shocks or vibrations. It is recommended to use the original packaging for transportation.
Screen Protection: When placing the monitor face down for assembly or wall mounting, users are instructed to cover the surface with a soft cloth to prevent scratches.
Joystick Button Care: Caution is given against using the monitor panel without the stand base, as this could lead to instability, falls, and joystick malfunction.
Wall Mount Safety: Warnings are issued against applying excessive force when tightening screws for wall mounting, as this can damage the monitor. Using VESA standard brackets and appropriate screw lengths (under 8mm from the back cover) is crucial.

Preventing Image Retention (Image Sticking):

Screensaver Use: To extend the monitor's lifetime and prevent image sticking (permanent retention of a still image), users are advised to use a screensaver.
Automatic Standby: The "Automatic Standby" feature can be configured to turn off the monitor after a period of inactivity, further protecting the screen from image retention. For monitors sold in Europe, this feature is set to turn off automatically in 4 hours if no adjustment is made, but it can be disabled in the OSD menu.

Troubleshooting:

No Display: The manual provides steps to diagnose and resolve issues like no display, including checking power connections, power LED status, input selection, and computer power.
OUT OF RANGE Message: Instructions are given to adjust the PC's horizontal and vertical frequency to within the monitor's supported range.
No Signal Message: Users are advised to check and reconnect the signal cable between the PC and the monitor.
OSD Lock: If OSD functions are unavailable, users are guided to unlock the OSD menu in the General settings.
Image Sticking: The manual explains that displaying still images for prolonged periods can cause image retention and recommends using a screensaver.
Unstable/Shaky Display: For flickering or unstable displays, especially with interlaced signals (e.g., HDMI 1080i 60/50 Hz), users are advised to change the resolution to 1080P or the recommended resolution.
Abnormal Colors: Troubleshooting steps include setting the color depth to 24-bit (true color) or higher, checking signal cable connections, and understanding that pixilated spots (red, green, blue, white, or black) are normal for LCD screens and not an error.
"Unrecognized monitor, Plug&Play (VESA DDC) monitor found" Message: Users are directed to install the display driver from the LG website and ensure the video card supports Plug&Play.
No Sound: Solutions for no audio output include increasing monitor volume and setting the monitor as the default audio device in PC settings.

Energy Efficiency:

SMART ENERGY SAVING: The monitor includes "High" and "Low" settings for SMART ENERGY SAVING, which adjust monitor luminance to reduce power consumption.
Power LED Control: The Power LED can be turned on or off via the OSD menu.

By following these guidelines, users can ensure the safe, efficient, and long-lasting operation of their LG IPS LED Monitor.

LG 27UD58-B.AEU Specifications

General

Screen Size	27 inches
Resolution	3840 x 2160 (4K UHD)
Panel Type	IPS
Refresh Rate	60 Hz
Response Time	5 ms (GTG)
Brightness	250 cd/m²
Contrast Ratio	1000:1
Ports	2 x HDMI, 1 x DisplayPort
Aspect Ratio	16:9
Viewing Angle	178° (H) / 178° (V)
Color Gamut	sRGB 99%
VESA Mount	100 x 100 mm
Features	Black Stabilizer, Flicker Safe, Reader Mode