LED MonitorSupport - ViewSonic Cambodia

How to enable AMD FreeSync?

LED monitors produced after 2020 have FreeSync enabled by default. For LED monitors manufactured before 2020, please refer to the following instructions to enable FreeSync. To use AMD Freesync, there're some requirement with graphics cards, graphics drivers and certified monitors. 1. A compatible GPU with a DisplayPort connection. ...

Why can't I choose Contrast or Brightness?

Certain preset modes (ViewMode) are factory-calibrated for specific visual tasks and will lock parameters to maintain optimal performance. Switch to [Standard] mode to regain manual control. Step-by-Step Instructions: Press the [Menu] button (located on the back or bottom of the monitor) to open the OSD menu. Navigate to the [ViewMode...

What to do when there is no display on my monitor?

Check the power LED first. If the LED is on but there's no image, the issue is likely related to the input signal or cable connection rather than power. Troubleshooting Steps: 1. Check the Power LED Status LED is OFF: Ensure the power cable is firmly seated and the physical power switch (if available) is turned on. Try a different wall out...

Why is the "Auto Image Adjust" function grayed out in the OSD menu?

This is a feature, not a bug. When using a digital connection (HDMI, DisplayPort, or USB-C), the monitor automatically locks onto the signal with pixel-perfect precision, rendering manual adjustments unnecessary. Detailed Explanation: Digital vs. Analog Signals: * Analog (VGA): These signals may require "Auto Image Adjust" to correct ima...

Why does image persistence occur with my LCD monitor?

Image persistence (or image retention) is a result of a stationary image being displayed for a long period of time. <Correction> Turn off the screen for hours. <Prevention> 1. Set the display to turn off after a few minutes of system idle under ”Power & Sleep “ (Win10) or “Battery” (Macbook). 2. Turn off the monitor when ...

What should I do if vertical or horizontal lines appear on my monitor?

Identify whether it is a "Hardware Failure" or a "Signal Issue." The quickest way is to open the monitor's OSD menu to isolate the cause. Perform the OSD Test (Crucial): Press the monitor buttons to bring up the built-in menu. Lines appear OVER the menu: This indicates a hardware/panel failure. Proceed to step 5. Lines are NOT on t...

Does ViewSonic provide Linux drivers for monitors?

No dedicated driver is required. ViewSonic monitors follow VESA standards, allowing Linux to automatically recognize the display via EDID. Plug and Play: Simply connect your monitor; the Linux kernel will automatically detect the hardware. Adjust Display Settings: Navigate to your distribution's [Settings] > [Displays] to configur...

How to solve the overscan problem with my monitor?

If the image does not fill the screen of the monitor or if it looks like the image is slightly too big for the monitor, try below suggestion. 1.Adjust setting on the PC/laptop: (1)Set native resolution of monitor in your PC/laptop's Display settings. (2)Change Scaling in Display settings. Use the graphic card software to change ...

Why is there touch response randomly on my TD2220/TD2421 even nobody touches the screen?

These models are optical touch monitors which use two CMOS cameras (optical sensors) placed in the corners at the top of the screen as well as three reflectors (light strips). These cameras are used to look across the entire touch surface for touch events. When an object touches the screen, it blocks some of the light being received by the se...

Can I turn on 1ms MPRT and FreeSync at the same time?

MPRT and FreeSync are incompatible with each other because: MPRT will KEEP the refresh rate at a high and constant point. FreeSync will CHANGE the refresh rate continuously in a range between the minimum and maximum rate of the monitor. Therefore, all ViewSonic monitors that have MPRT(1ms) and FreeSync are not able to have both functio...