How to correct the position of the screen on LG 55CT5WJ-B?
Check if the graphics card resolution and frequency are supported by the product. If the frequency exceeds the supported range, use PC settings to set the resolution to the recommended value.
What to do if my LG 55CT5WJ-B Digital Signage says ‘No signal’ or ‘Invalid Format’?
If your LG Digital Signage displays a message saying ‘No signal’ or ‘Invalid Format’, check the signal cable to ensure it is properly connected between the PC and the product. Also, access the input menu to check the input signal. If the issue persists, the signal from your PC (graphics card) might be outside the product's frequency range. In this case, adjust the frequency range by referring to the specifications in this manual.
Why is the touch location incorrect on my LG 55CT5WJ-B?
If the location of a touch on your LG Digital Signage does not correspond to the touch coordinates, it may be because the touch screen is not calibrated properly. To resolve this, change your tablet PC settings to calibrate the touch screen.
How often should I change the screen to prevent image sticking on LG 55CT5WJ-B Digital Signage?
It is recommended that you change the screen at least once every 12 hours at the very minimum; if done more frequently, the prevention of image sticking is more effective.
Why does my LG Digital Signage display ‘Unknown Product’?
Check if the driver of PC(graphics card) has been installed. Also, check if the plug and play function is supported by the PC(graphics card) user manual.
What causes after-image appears when the LG 55CT5WJ-B Digital Signage product is turned off?
If you use a fixed image for a long time, the pixels may be damaged; use the screen-saver function. When a dark image is displayed on the screen after an image with high contrast (black and white or gray), this may cause image sticking, which is normal for display products.
Why does after-image appear on my LG 55CT5WJ-B Digital Signage?
If you observe an after-image on your LG Digital Signage when the product is turned off, and you have been using a fixed image for a long time, use the screen-saver function. This is normal for display products and may occur when a dark image is displayed after an image with high contrast.
How often change screen to prevent image sticking on LG 55CT5WJ-B?
It is recommended that you change the screen on your LG Digital Signage at least once every 12 hours at the very minimum to prevent image sticking. If done more frequently, the prevention of image sticking is more effective.
Why multi-touch does not respond on LG 55CT5WJ-B?
The content played (e.g. Flash Player, Paint, etc.) may not support Multi-touch points, so make sure that you use content that supports Multi-touch point. Remove the USB cable and connect it again in 10 seconds. Try running the content (e.g. Flash Player, Paint, etc.) again or restart your PC. On the edge of the touch screen, multi-touch may work unstably. If the interval between two touches is too short, a touch error may occur.
Why is multi-touch not responding on my LG Digital Signage?
If you are experiencing issues with multi-touch not responding on your LG Digital Signage, ensure that you are using content that supports Multi-touch point. Also, try removing the USB cable and reconnecting it after 10 seconds. You can also try running the content again or restarting your PC.
General| Brand | LG |
|---|---|
| Model | 55CT5WJ-B |
| Category | Digital Signage |
| Language | English |
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