What does "Unrecognized monitor, Plug and Play (VESA DDC) monitor found" mean on LG 27HJ712C?
If you see an "Unrecognized monitor, Plug and Play (VESA DDC) monitor found" message on your LG Monitor, install the display driver from the display driver CD (or diskette) that came with your display. Also, ensure that your graphics card supports the Plug and Play function.
What to do if the screen display is unstable and shaky on my LG Monitor?
If your LG Monitor's screen display is unstable, shaky, or images leave shadow trails, and the resolution is set to HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Try changing the resolution to 1080p or the recommended resolution.
How to fix no sound from headphone port or speaker of LG 27HJ712C Monitor?
If there is no sound from the headphone port or speaker of your LG Monitor, first try increasing the volume using the button on the monitor. If that doesn't work, set the audio output of your PC to the monitor you are using. In Microsoft Windows, go to Control Panel > Hardware and Sound > Sound and set the monitor as the default device.
What to do if there is no sound from the headphone port or speaker of my LG 27HJ712C Monitor?
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 > set the monitor as default device. (The settings may differ depending on the operating system you use.)
How to turn off the OSD Lock message on my LG 27HJ712C?
If the OSD Lock message is displayed on your LG Monitor, go to Menu > General and set OSD Lock to Off.
What to do if the display color on my LG 27HJ712C Monitor is abnormal?
If the display color on your LG Monitor is abnormal, set the color to 24 bit (true color) or higher by going to Control Panel > Display > Settings > Color Quality in Windows. Check the signal cable connection, reconnect it, or reinsert the PC's graphics card. Note that sometimes this is not an error and is unrelated to the monitor's performance.
How to fix unstable and shaky screen display or shadow trails on my LG 27HJ712C Monitor?
If your LG Monitor's screen display is unstable, shaky, or images leave shadow trails, and the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Try changing the resolution to 1080p or the recommended resolution.
What to do if the screen retains an image on my LG 27HJ712C Monitor?
If your LG Monitor screen retains an image, it may be due to displaying a still image for a prolonged time, which can cause damage. To extend the monitor's lifetime, use a screensaver.
Why is my LG 27HJ712C screen display unstable and shaky?
If your LG Monitor's screen display is unstable, shaky, or images leave shadow trails, and the selected resolution is HDMI 1080i 60/50 Hz (interlaced), the screen may be flickering. Change the resolution to 1080p or the recommended resolution.
How to fix an LG Monitor when nothing is displayed on the screen?
If nothing is displayed on your LG monitor, try these steps: Ensure the power cord is correctly plugged into the outlet, check the power cable connection and press the power button. Also, verify that the connected input is enabled via Menu > Quick Settings > Input. If the monitor is in sleep mode, move the mouse or press a key. Confirm that your computer is turned on. If the signals from the PC are out of the monitor's frequency range, see the Product Specification section of this manual to set the appropriate frequency. Finally, check the cable and reconnect it.
General| Screen Size | 27 inches |
|---|---|
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
| Brightness | 250 cd/m² |
| Response Time | 5ms (GTG) |
| Refresh Rate | 60 Hz |
| Contrast Ratio | 1000:1 |
| Viewing Angle | 178° (H) / 178° (V) |
| Color Gamut | sRGB 99% |
| VESA Mount | 100 x 100 mm |
| Connectivity | HDMI, DisplayPort |
| Resolution | 1920 x 1080 (Full HD) |
Explanation of warning and caution symbols related to potential hazards.
Details on medical device classification and compliance with safety standards.
Guidance on electro-magnetic emissions and compatibility for the device.
Details on immunity tests (ESD, burst, surge, dips) and environmental guidance.
Guidelines for conducted and radiated RF immunity and recommended separation distances.
Critical warnings regarding electric shock, connection, and equipment modification.
Cautions related to environment, storage, handling, and health.
Precautions to take when installing the product to ensure safety and proper function.
Safety precautions for using the AC/DC adaptor and power cord.
Precautions for using the monitor, including avoiding damage and environmental factors.
Instructions and cautions for safely moving and lifting the monitor to prevent damage.
Step-by-step guide for assembling the monitor's stand base.
Important cautions regarding wall mounting, screw usage, and safety.
Safety guidelines for connecting the power cord to a grounded outlet.
Guide for connecting the monitor to a PC using an HDMI cable.
Guide for connecting the monitor to a PC using a DisplayPort cable.
Instructions for setting up and configuring the Picture-by-Picture (PBP) mode.
Solutions for display problems like no image, out of range, or no signal messages.
Resolving issues with OSD lock and addressing screen image retention.
Troubleshooting unstable displays, shaky images, and shadow trails.
Addressing issues with discolored or unstable display colors and screen spots.
To Next Page
