To Next PageTo Next PageHow to fix "Unrecognized monitor" message on LG 27BL55UB Monitor?
If you see an "Unrecognized monitor, Plug and Play (VESA DDC) monitor found" message on your LG Monitor, make sure to install the display driver from the LG website. Also, verify that your graphics card supports the Plug and Play function.
How to fix LG Monitor when images are displayed without sound?
If images are displayed without sound on your LG Monitor, ensure that the headphone port connections are properly made. Try increasing the volume using the joystick. Additionally, set the audio output of your PC to the monitor you are using; note that the settings may differ depending on your operating system.
Why is my LG 27BL55UB screen display unstable and shaky?
An unstable or shaky display, or images leaving shadow trails on your LG Monitor, may occur if the selected resolution is HDMI 1080i 60/50 Hz (interlaced). Try changing the resolution to 1080p or the recommended resolution. If your graphics card isn't set to the optimal resolution, it may cause blurred text, a dimmed screen, a truncated display area, or misalignment. Setting methods vary, and some resolutions might not be available depending on your graphics card's performance.
How to fix LG 27BL55UB Monitor when nothing is displayed on the screen?
If nothing is displayed on your LG Monitor screen, first, ensure the power cord is correctly plugged into the power outlet. Next, verify the power cable connection and press the power button. Then, check that the connected input is enabled in the monitor settings (Settings > Input). If the issue persists, inspect the signal cable between your PC and the monitor, ensuring it's properly connected. Lastly, confirm that the signals transferred from your PC (graphics card) are within the horizontal or vertical frequency range supported by the monitor. Refer to the Product Specification section of the manual to set the appropriate frequency.
Why are some LG 27BL55UB menu functions not available?
If some functions are unavailable when you press the Menu button on your LG Monitor, disable OSD Lock in the General settings.
Why does image sticking occur even when the LG Monitor is turned off?
Displaying a still image for a prolonged time may cause damage to the screen of your LG Monitor, resulting in the retention of the image. To extend the lifetime of the monitor, use a screensaver.
How to prevent image sticking on my LG Monitor?
Displaying a still image for a prolonged time may cause damage to the screen of your LG Monitor, resulting in the retention of the image. To extend the lifetime of the monitor, use a screensaver.
What to do if my LG 27BL55UB says "Unrecognized monitor, Plug and Play (VESA DDC) monitor found"?
If you see an "Unrecognized monitor, Plug and Play (VESA DDC) monitor found" message on your LG Monitor, be sure to install the display driver from the LG website: http://www.lg.com. Also, make sure to check if the graphics card supports the Plug and Play function.
What to do if LG 27BL55UB screen display is unstable and shaky?
If the screen display on your LG Monitor is unstable and shaky, or if 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. In addition, not setting the graphics card to the recommended (optimal) resolution may result in blurred text, a dimmed screen, a truncated display area, or misalignment of the display. The setting methods may be different depending on the computer or operating system, and some resolutions may not be available depending on the performance of the graphics card. If this is the case, contact the manufacturer of the computer or graphics card for assistance.
What to do if images are displayed without sound on my LG 27BL55UB Monitor?
If images are displayed without sound on your LG Monitor, ensure the following:* The headphone port connections are properly made.* Increase the volume using the joystick.* Set the audio output of the PC to the monitor you are using. Note that the settings may differ depending on your operating system.
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