LG LAA015F130 130" Full HD HDR Video Wall Bundle (TAA Compliant) - Manual (Page 23)

23
ENGLISH
TROUBLESHOOTING
No image is displayed.
• Is the power cord connected to the product?
- Check if the power cord is correctly plugged into the power outlet.
• Did you install the driver?
- Check if the function is supported by referring to the graphics card user manual.
Issues Related to Screen (Video)
• Is the screen position wrong?
- 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 display settings in control panel.
• The screen is displayed abnormally.
- The proper input source is not connected to the port. Connect a cable that matches the input source signal.
Issues Related to Screen (Color)
• After-image appears when the product is turned off.
- If you display a still image on the screen for a long time, the LED package may be damaged rapidly. Use the screen-
saver function.
- When a dark image is displayed on the screen after an image with high contrast (black and white or grey), this may
cause image sticking. This is normal for LED products.
• Screen has poor color resolution (16 colors).
- Set the color depth to more than 24 bits (true color).
• Screen color is unstable or mono-colored.
- Check the connection status of the signal cable. Or, re-insert the PC graphics card.
Other Issues
• The power suddenly turned off.
- Check if the auto-off function is activated on the settings related time.
- Power source has not being supplied properly. See if the product power cord is connected properly.