Why does the audio function not work on my LG Monitor?
If the audio function on your LG Monitor is not working, check if the audio cable is connected properly. Also, ensure that the volume is adjusted appropriately and the sound settings are configured correctly. Try selecting the appropriate equalizer sound and adjusting the volume again.
What to do if the 'Unknown Product' message appears when my LG Monitor is connected?
If the 'Unknown Product' message appears when your LG Monitor is connected, check if the Plug & Play function is supported by referring to the video card user manual.
Why is the screen color abnormal on my LG 55LS55A?
If the screen color on your LG Digital Signage is abnormal, ensure that the number of colors is set to more than 24 bits (true color) via Control Panel - Display - Settings - Color Table in Windows. Check the connection status of the signal cable and re-insert the PC video card. Note that several pixels (red, green, white, or black) may appear on the screen, which is not a malfunction of the LCD.
How to fix no image on LG 55LS55A Digital Signage?
If your LG Digital Signage displays no image, start by ensuring the power cord is securely plugged into the power outlet. Next, verify that the signal cable between your PC and the signage is properly connected. If the issue persists and you're using a PC, check that the signal from the video card is within the product's vertical or horizontal frequency range, adjusting as needed, noting the maximum resolution is 1920 x 1080 (60Hz). Finally, press the INPUT menu on the remote control to confirm the correct input signal is selected.
What to do if the audio function does not work on LG 55LS55A Digital Signage?
If the audio isn't working on your LG Digital Signage, first check that the audio cable is properly connected. Then, make sure the volume is adequately adjusted and that the sound settings are correctly configured. You may also want to try selecting an appropriate equalizer sound to see if that resolves the issue.
What to do if the screen image looks abnormal on LG 55LS55A?
If the screen image on your LG Digital Signage looks abnormal, check if the video 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. Also, ensure the proper input signal is connected to the signal port by using the signal cable that matches the source input signal.
What to do if the operation does not work normally on LG 55LS55A Digital Signage?
If the operation of your LG Digital Signage does not work normally, check if the Timers are set. Also, review the power control settings. Consider whether there has been a power interruption.
Why after-image appears on LG Digital Signage?
If an after-image appears on your LG Digital Signage, and you've been using a fixed image for a long time, the pixels may be damaged. Use the screen-saver function to prevent this. Also, when a dark image is displayed after an image with high contrast, image sticking may occur, which is normal for LCD screens.
How to fix 'Unknown Product' message on LG 55LS55A Digital Signage?
If the 'Unknown Product' message appears when your LG Digital Signage is connected, check if the Plug & Play function is supported by referring to the video card user manual.
Why does the screen image look abnormal on my LG 55LS55A?
If the screen image on your LG Digital Signage looks abnormal, verify that the video card resolution and frequency are supported by the product. If the frequency is out of range, set it to the recommended resolution in the Control Panel Display Setting menu. Also, ensure the correct input signal is connected to the signal port by connecting the signal cable that matches the source input signal.
General| Display Type | LCD |
|---|---|
| Speaker | 10W x 2 |
| Operating Hours | 24/7 |
| Operating Temperature | 0 °C to 40 °C |
| Storage Temperature | -20 °C to 60 °C |
| Standby Power Consumption | 0.5W |
| Display Size | 55 inches |
| Resolution | 1920 x 1080 (FHD) |
| Viewing Angle (H x V) | 178° x 178° |
| Response Time | 8 ms |
| Input Ports | HDMI, USB |
| External Control | RS-232C |
| Orientation | Landscape |
Identification and function of monitor buttons and connection ports.
Guidelines and precautions for wall mounting the monitor.
Diagram and description of remote control buttons and their basic functions.
Instructions for connecting a computer to the monitor via various ports.
Connecting and using USB devices for multimedia playback.
Selecting and adjusting picture modes for optimal viewing.
Selecting sound modes and adjusting audio effects.
Configuring network name and wired connection.
Troubleshooting steps for when the screen shows no image.
Troubleshooting steps for abnormal screen display.
Troubleshooting steps for no sound or poor audio quality.
Resolving issues with screen color and pixel defects.
Detailed specifications for the 32LS53A model, including screen, video, ports, and power.
Specifications for 42LS55A and 42LS53A models, covering screen, video, ports, and power.
Specifications for 47LS55A and 47LS53A models, covering screen, video, ports, and power.
Specifications for 55LS55A and 55LS53A models, covering screen, video, ports, and power.
Specifications for the 65LS53A model, covering screen, video, ports, and power.
List of commands, data, and their functions for RS-232C control.
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