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Robert SparksJul 29, 2025
What to do if my LG 23MP55H screen is flickering?
- SSteven McdonaldJul 29, 2025
If your LG Monitor screen is flickering, check if the screen is set to interlace mode. If it is, change it to the recommended resolution.
What to do if my LG 23MP55H screen is flickering?
If your LG Monitor screen is flickering, check if the screen is set to interlace mode. If it is, change it to the recommended resolution.
What to do if no image appears on my LG 23MP55H?
If your LG Monitor isn't displaying an image, ensure the power cord is properly connected to the outlet and that the power button is pressed. Also, adjust the brightness and contrast settings. If the monitor is in power saving mode, try moving the mouse or pressing a key. Make sure your PC is turned on. If a message appears indicating the signal from the PC is out of range, consult the 'Specifications' section of the manual to configure your display. Also the monitor goes to DPM (Display Power Management) mode if on 'No-Signal' for 5 minutes.
How to fix the screen color if it is mono or abnormal on my LG Monitor?
If the screen color on your LG Monitor appears mono or abnormal, check that the signal cable is properly connected, tightening it with a screwdriver if necessary. Also, ensure that the video card is correctly inserted in its slot. Finally, verify that the color setting is set higher than 24 bits (true color) in the Control Panel settings.
How to unlock OSD on LG Monitor if it is locked?
If you see an "OSD LOCKED" message on the screen of your LG Monitor, you can unlock the OSD controls by pushing the MENU button for several seconds until the message “OSD UNLOCKED” appears.
General| 3D | No |
|---|---|
| Pixel pitch | 0.2652 x 0.2652 mm |
| Aspect ratio | 16:9 |
| Response time | 14 ms |
| Display surface | - |
| Display diagonal | 23 \ |
| Display technology | LED |
| Contrast ratio (dynamic) | 5000000:1 |
| Contrast ratio (typical) | 1000:1 |
| Display number of colors | 16.78 million colors |
| Digital vertical frequency | 56 - 61 Hz |
| Digital horizontal frequency | 30 - 83 kHz |
| Display brightness (typical) | 250 cd/m² |
| Supported graphics resolutions | 1920 x 1080 (HD 1080) |
| HDCP | Yes |
| USB Type-A downstream ports quantity | 0 |
| Certification | TCO, UL(cUL), TUV-TYPE, FCC-B, CE, EPA 6.0 |
| Product color | Black |
| Tilt angle range | -3 - 20 ° |
| Number of OSD languages | 17 |
| Panel mounting interface | 75 x 75 mm |
| On Screen Display (OSD) languages | DEU, ENG, ESP, FIN, FRE, GRE, ITA, JPN, KOR, POL, POR, RUS, UKR |
| AC input voltage | 100 - 240 V |
| Power consumption (standby) | 0.3 W |
| Power consumption (typical) | 21 W |
| Sustainability certificates | EPEAT Gold |
| Package depth | 400 mm |
| Package width | 612 mm |
| Package height | 124 mm |
| Package weight | 4500 g |
Weight and Dimensions| Depth (with stand) | 188 mm |
|---|---|
| Height (with stand) | 436 mm |
| Weight (with stand) | 3200 g |
| Depth (without stand) | 60 mm |
| Width (without stand) | 544 mm |
| Height (without stand) | 332 mm |
| Weight (without stand) | 2900 g |
Lists items found in the product box and identifies monitor parts.
Covers safe moving, lifting, and initial setup like attaching the stand.
Details table mounting, wall mounting, and cable management.
Includes adjusting monitor angle and using the Kensington security system.
Guide to connecting the monitor to a computer via D-SUB or HDMI.
How to connect audio-visual equipment and peripheral devices.
Explains monitor buttons and accessing OSD menu for Brightness, Contrast, etc.
Covers Reader Mode, Picture Modes, and Super Resolution+ for optimized viewing.
Details SUPER ENERGY SAVING, DUAL DISPLAY, and DUAL WEB features.
Guides on resolving display power, signal, and "OUT OF RANGE" or "NO SIGNAL" messages.
Solutions for incorrect position, screen noise, and flickering.
Addresses OSD locked messages and unrecognized monitor/driver problems.
Detailed specifications for various monitor models (e.g., screen size, pixel pitch, resolution).
Lists supported display resolutions, timing, and LED indicator status.
Advice on adjusting monitor and body posture for optimal viewing and comfort.