To Next PageTo Next PageWhat to do if my LG Digital Signage says “Invalid Format”?
If your LG Digital Signage displays an “Invalid Format” message, the signal from the PC (Graphics card) is out of the vertical or horizontal frequency range of the product. Adjust the frequency range by referring to the Specifications in this manual.
What to do if screen color is abnormal on LG 55XS4F-B?
If the screen color on your LG Digital Signage appears abnormal, set the color depth to more than 24 bits (true color) via the Windows Control Panel's Display settings. Check the signal cable's connection status and try re-inserting the PC graphics card. Note that some pixels of red, green, blue, white, or black may appear, which is normal for LCD panels and not a malfunction.
What to do if the audio function does not work on LG 55XS4F-B Digital Signage?
If the audio isn't working on your LG Digital Signage, first ensure the audio cable is properly connected. Then, adjust the volume and verify that the sound settings are correctly configured. Also, try selecting an appropriate equalizer sound.
Why screen image looks abnormal on LG 55XS4F-B?
If the screen image on your LG Digital Signage looks abnormal, check that the graphics card resolution and frequency are supported by the product. Ensure the correct input signal is connected to the appropriate signal port using the matching signal cable.
What to do if after-image appears on LG Digital Signage?
If an after-image appears on your LG Digital Signage, especially after displaying a fixed image for an extended period, use the screen-saver function to prevent pixel damage. If image sticking occurs after displaying a high contrast image, this is normal for LCD screens.
What to do if unknown product message appears on LG 55XS4F-B?
If the 'Unknown Product' message appears when connecting your LG Digital Signage, check if the Plug and Play function is supported by referring to the graphics card user manual.
What to do if my LG 55XS4F-B suddenly turned off?
If your LG Digital Signage suddenly turned off, check the power control settings and timer settings. The power may have been interrupted.
How to fix dull sound on LG 55XS4F-B?
If the sound on your LG Digital Signage is too dull, try selecting the appropriate equalizer sound setting.
What to do if the screen is displayed abnormally on LG Digital Signage?
If the screen is displayed abnormally on your LG Digital Signage, the proper input signal might not be connected to the signal port. Connect the signal cable that matches the source input signal.
Why does the screen image look abnormal on my LG 55XS4F-B?
If the screen image on your LG Digital Signage looks abnormal, check if the graphics card resolution and frequency are supported by the product. If the frequency is out of range, set to the recommended resolution in the (Control Panel) (Display) (Setting) menu. (The settings may differ depending on your operating system.)
General| Brand | LG |
|---|---|
| Model | 55XS4F-B |
| Category | Digital Signage |
| Language | English |
