LG 24MB56HQ-B - User Manual

Questions and Answers

M
Melanie JohnsonAug 6, 2025
What to do if my LG Monitor has no image?
- T
  Trevor LoveAug 6, 2025
  If your LG Monitor displays no image, ensure the power cord is correctly connected to the outlet and that the monitor is turned on by pressing the Power button. Also, adjust the brightness and contrast settings. If the monitor is in power saving mode, try moving the mouse or pressing a key on the keyboard. Verify that your PC is turned on. If the signal from the PC is out of range, consult the 'Specifications' section of the manual to configure your display. Note that the monitor enters DPM mode after 5 minutes of no signal.
S
saramurphyAug 11, 2025
Why is my LG 24MB56HQ-B screen flickering?
- L
  Larry FloresAug 11, 2025
  If your LG Monitor screen is flickering, and the selected resolution is HDMI 1080i 60/50 Hz, change the resolution to the recommended resolution of 1080P.
S
Shelly PetersenAug 15, 2025
How to fix incorrect display image on LG Monitor?
- D
  Debra SchwartzAug 15, 2025
  To correct an incorrect display image on your LG Monitor, press the AUTO button to automatically adjust the display to the ideal setting. Also, check your Control Panel's Display settings to ensure the resolution is set to the recommended level and that the color setting is higher than 24 bits (true color).
S
schneiderrebeccaAug 19, 2025
How to stop my LG Monitor screen from blinking?
- K
  Kelli WeberAug 20, 2025
  To stop your LG Monitor screen from blinking, check if the screen is set to interlace mode. If it is, change it to the recommended resolution.
A
Anita HernandezAug 25, 2025
Why is the screen color on my LG Monitor mono or abnormal?
- N
  nprinceAug 25, 2025
  If the screen color on your LG Monitor is mono or abnormal, check that the signal cable is properly connected, tightening it with a screwdriver if necessary. Ensure the video card is correctly inserted in its slot. Also, verify that the color setting is set higher than 24 bits (true color) in the Control Panel settings.
I
ihallAug 28, 2025
What to do if my LG Monitor shows 'Unrecognized monitor, Plug&Play (VESA DDC) monitor found'?
- M
  Michael PopeAug 28, 2025
  If your LG Monitor displays an 'Unrecognized monitor, Plug&Play (VESA DDC) monitor found' message, install the display driver from the CD or diskette that came with your display. Also, ensure that your video card supports the Plug&Play function.
S
Scott HartSep 1, 2025
How to unlock OSD on LG 24MB56HQ-B Monitor?
- R
  Robert HarperSep 1, 2025
  To unlock the OSD controls on your LG Monitor, push the MENU button for several seconds until the message “OSD UNLOCKED” appears.

This document is an owner's manual for an LG IPS LED Monitor, model 24MB56HQ.

Function Description:

The LG IPS LED Monitor 24MB56HQ is designed for various uses, including PC connectivity, AV device integration, and external device connections. It features an IPS (In-Plane Switching) panel, which typically offers wide viewing angles and consistent color reproduction. The monitor supports both analog (D-SUB) and digital (HDMI) video and audio signals, making it versatile for different setups. It includes several customizable settings to optimize display quality, energy consumption, and user comfort.

Important Technical Specifications:

Display: 60.4 cm (23.8 inch) Flat Panel Active Matrix-TFT LCD with Anti-Glare coating. Visible diagonal size is 60.4 cm.
Pixel Pitch: 0.2745 mm x 0.2745 mm.
Horizontal Frequency: 30 kHz to 83 kHz (Automatic).
Vertical Frequency: 56Hz to 75Hz (D-SUB), 56Hz to 61Hz (HDMI).
Input Form: Separate Sync. Digital.
Signal Input: 15 pin D-SUB Connector, HDMI Connector.
Video Input: RGB Analog (0.7 Vp-p/ 75 ohm), Digital.
Max Resolution: D-SUB(Analog): 1920 x 1080 @ 60 Hz; HDMI (Digital): 1920 x 1080 @ 60 Hz.
Recommended Resolution: VESA 1920 x 1080 @ 60 Hz.
Power Consumption: On Mode: 22 W (ENERGY STAR® standard); Sleep Mode ≤ 0.3 W; Off Mode ≤ 0.3 W.
Power Input: 19 V === 1.6 A.
AC-DC Adapter: Various models from SHENZHEN HONOR ELECTRONIC and LIEN CHANG ELECTRONIC ENTERPRISE, with an OUTPUT of 19 V === 1.7 A.
Dimensions (Width x Height x Depth): With Stand: 55.4 cm x 36.0 cm x 23.9 cm; Without Stand: 55.4 cm x 35.2 cm x 10.6 cm.
Weight: 3.9 kg.
Tilt Range: -5° to 20°.
Environmental Conditions: Operating Temperature: 10°C to 35°C; Operating Humidity: 10% to 80%; Storage Temperature: -20°C to 60°C; Storage Humidity: 5% to 90% non-Condensing.
VESA Mounting: 75 x 75 mm, M4 standard screw, 4 screws. Screw length from outer surface of back cover should be under 8mm.
Plug & Play: DDC 2B (Analog, HDMI) support.
HDMI Timing Support: Includes various resolutions from 480P to 1080P at different frequencies.

Usage Features:

Assembly and Preparation: The manual provides detailed instructions for unpacking, attaching/detaching the stand base, mounting on a table, and mounting on a wall. It includes warnings about proper handling to prevent damage and injury.
Adjustable Stand: The monitor features a height-adjustable stand (up to 110 mm) and a swivel stand (355 degrees) for ergonomic viewing.
Cable Management: A cable holder is provided to organize cables.
Connectivity:
- PC Connection: Supports D-SUB (analog) and HDMI (digital) connections.
- AV Devices: Connects via HDMI for digital video and audio signals.
- External Devices: Connects peripheral devices using headphone ports.
On-Screen Display (OSD) Menu: Accessible via buttons on the rear, the OSD allows users to customize various settings.
- Main Menu Settings:
  - Brightness: Adjusts screen brightness.
  - Contrast: Adjusts screen contrast.
  - Response Time: Sets response time for displayed pictures (Off, Middle, High).
  - Wide/Original: Switches between full screen and original input image signal ratio.
  - Reset: Restores all factory default settings.
- Picture Settings:
  - Sharpness: Adjusts screen clearness.
  - Black Level: Sets offset level (High/Low, for HDMI input only).
  - Over Scan: Selects output image range for DTV timing in HDMI input (for HDMI input only).
- Color Settings:
  - Gamma: Sets gamma value (Gamma 0, Gamma 1, Gamma 2).
  - Color Temp: Selects screen color temperature (Custom, Warm, Medium, Cool).
  - Six Color: Adjusts hue and saturation for six colors (Red/Green/Blue/Cyan/Magenta/Yellow).
  - Color Reset: Resets color settings to factory defaults.
- Display Settings:
  - Horizontal/Vertical: Adjusts image position.
  - Clock/Phase: Minimizes vertical bars/stripes and adjusts display focus for clarity.
- Audio Settings:
  - Volume: Adjusts headphone/earphone volume (for HDMI input only).
- Others Settings:
  - Language: Selects OSD language.
  - Power Indicator: Turns the power indicator On or Off.
  - Automatic Standby: Automatically switches to standby mode after a period of inactivity.
READER Setting: Provides modes (Reader 1, Reader 2, Off) that adjust the screen for eye comfort, simulating paper-like pictures for reading newspapers or cartoons. When Reader Mode is active, Picture Mode automatically sets to Custom and SUPER ENERGY SAVING turns Off.
FUNC. Setting:
- SUPER ENERGY SAVING: Enables energy saving by adjusting screen brightness (High, Low, Off). Displays power and CO2 reduction data. When active, Picture Mode automatically sets to Custom and Reader Mode turns Off.
- DUAL DISPLAY: Requires DUAL SMART SOLUTION software. Allows using the monitor as a clone or extended display for a secondary monitor.
- DUAL WEB: Requires DUAL SMART SOLUTION software. Helps browse the web efficiently by dividing the screen in half, arranging windows, and controlling divided window ratios.
Self Image Setting Function: Automatically optimizes display settings when the monitor is first turned on (Analog Mode only).
AUTO Function: Improves resolution for blurry, flickering, or tilted screens (Analog Mode only).
Power Indicator: White when On, blinking white in Sleep Mode, Off in Off Mode.
Kensington Security System: Connector located at the back for securing the monitor.

Maintenance Features:

Troubleshooting Guide: Provides solutions for common issues such as no image, power indicator problems, "OUT OF RANGE" or "NO SIGNAL" messages, "OSD LOCKED" messages, incorrect display position, vertical bars/stripes, horizontal noise, monochrome/abnormal colors, screen blinking, and flickering.
Driver Installation: Advises installing the display driver from the provided CD or LG's website if the monitor is unrecognized.
Proper Posture Guidelines: Illustrates and describes proper posture for using the monitor to ensure comfort and reduce strain.
Cleaning: Implied through warnings against touching the screen forcefully, which could damage pixels.
Safety Precautions: Emphasizes using approved accessories, disconnecting power before moving, and avoiding strong shocks or vibrations.
Warranty: Notes that damages from unapproved accessories are not covered by the warranty.
ENERGY STAR® Compliance: The monitor is ENERGY STAR® certified, indicating energy efficiency.