What to do if the screen image looks abnormal on LG 55UM3DF?
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 'Display' settings in Control Panel. Ensure that the correct input signal is connected to the signal port.
Why is there no image on my LG 55UM3DF?
If no image is displayed on your LG Digital Signage, ensure the power cord is correctly plugged into the power outlet. Also, check the signal cable and access the input menu to check the input signal. If 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.
Why is the screen color abnormal on my LG 55UM3DF?
If the screen color on your LG Digital Signage appears 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. Also, check the connection status of the signal cable, and if necessary, re-insert the PC graphics card. Note that several pixels (red, green, white, blue or black) may appear, which is normal for LCD panels and not a malfunction.
What to do if after-image appears on the LG 55UM3DF?
If an after-image appears on your LG Digital Signage, use the screen-saver function, especially if you use a fixed image for a long time, as the pixels may be damaged. 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 LCD screen products.
What to do if the operation does not work normally on LG Digital Signage?
If the operation does not work normally on your LG Digital Signage, check if the Timer is set. Also, review the power control settings and check for any power interruptions.
What to do if LG Digital Signage shows 'Unknown Product' message?
If the 'Unknown Product' message appears when your LG Digital Signage is connected, check if the function is supported by referring to the graphics card user manual.
What to do if the Unknown Product message appears when my LG 55UM3DF is connected?
If the 'Unknown Product' message appears when your LG Digital Signage is connected, check if the function is supported by referring to the graphics card user manual.
How to fix abnormal screen color on LG Digital Signage?
If the screen color on your LG Digital Signage appears abnormal, set the number of colors to more than 24 bits (true color) via Control Panel - Display - Settings - Color Table menu in Windows. Also, check the connection status of the signal cable, or try re-inserting the PC graphics card. Note that this may not be a malfunction of the LCD.
Why does the audio function not work on my LG 55UM3DF?
If the audio function on your LG Digital Signage is not working, check the following: Ensure the audio cable is properly connected. Adjust the volume settings. Verify that the sound is set correctly. Select an appropriate equalizer sound. Adjust the volume once more to ensure it is not muted or set too low.
What to do if the screen image looks abnormal on my LG Digital Signage?
If the screen image on your LG Digital Signage looks abnormal, it could be due to the graphics card resolution and frequency not being supported by the product. Verify that the graphics card resolution and frequency are supported. If the frequency is out of range, set it to the recommended resolution in the “Display” settings in the Control Panel. Another potential cause is an improper input signal connected to the signal port. Ensure that you connect the appropriate signal cable that matches the source input signal.
Safety guidelines for using electrical power, including cord usage and grounding.
Safety measures to follow during product installation, covering environment and physical placement.
Guidelines for safely moving the product to prevent damage or injury.
Best practices for product operation, cleaning, and avoiding hazards.
Instructions for the safe and environmentally responsible disposal of the product.
Lists and describes optional accessories available for the product.
Identifies and explains the various parts and buttons on the product.
Step-by-step instructions for attaching the product's stand.
Guidance on connecting the IR sensor for remote control functionality.
Instructions for orienting the display in a portrait orientation.
Procedures for installing and removing the LG logo bracket.
Steps for correctly assembling the memory cover.
Instructions for securely mounting the product on a wall.
Guide to establishing a connection between the monitor and a PC.
Instructions for connecting external devices like DVD players or receivers.
How to navigate and select input sources using the input list.
Steps for setting up and connecting multiple monitors together.
General| Screen Size | 55 inches |
|---|---|
| Panel Type | IPS |
| Contrast Ratio | 1200:1 |
| Viewing Angle (H x V) | 178 x 178 |
| Life Time | 50, 000 hours |
| Operation Hours | 16/7 |
| Orientation | Landscape / Portrait |
| Speaker | 10W x 2 |
| Power Supply | AC 100-240V, 50/60Hz |
| Power Consumption (Typ.) | 150W |
| Operating Temperature | 0°C to 40°C |
| Operating Humidity | 10% to 80% |
| VESA Mount Standard | 400 x 400 mm |
| Resolution | 3840 x 2160 (UHD) |
| Response Time | 8 ms |
| Surface Treatment | Anti-glare |
| Input | HDMI, DisplayPort, USB |
| Output | Audio Out |
| External Control | RS-232C |
| Dynamic Contrast Ratio | Mega Contrast |
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