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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...

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 ...

How to change the monitor refresh rate in Windows?

Adjust your refresh rate via "Advanced Display Settings" for a smoother visual and gaming experience. Open Settings: Right-click on your desktop and select [Display settings]. Advanced Options: Scroll down and click on [Advanced display settings]. Select Refresh Rate: Under the "Choose a refresh rate" dropdown, select the highest ...

How to manually install LED monitor drivers under Win10 64-bits?

If you're not able to install your monitor drivers with the driver pack "Standard Monitor Driver Signed Windows 10 x64 " downloaded from ViewSonic website, please follow below instruction to manually install Win10 x64 driver. 1. Download the attached ZIP file including monitor drivers to your PC and extract it. 2. Under "Control Panel",...

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 ...

How to set Landscape and Portrait mode on your monitor?

Change the orientation in your OS Display Settings and ensure your stand supports physical rotation. Use vDisplay Manager for automatic switching. 1. Physical Adjustment: Tilt the screen back and raise the stand to its maximum height before rotating 90 degrees clockwise. 2. Windows 10/11 Setup: Right-click on the desktop and select [Di...

What to do if there is flickering image with my monitor?

Check the monitor: Please do memory recall. Please refer to this FAQ Check device setting: Please check and set to recommended refresh rate.  You can refer to this video. https://www.youtube.com/watch?v=sAkbjPiLNcE   If possible, please connect monitor to another device with different input.   If above doesn’t help, please contact ViewSo...

How to restore the monitor to factory default settings?

Use the "Memory Recall" or "All Reset" option within the monitor's OSD menu to revert all adjustments to their original state. Open the OSD Main Menu: Front Buttons: Press the button labeled [1] or [Menu]. Rear/Side Buttons: Press the designated menu button (refer to the icons on the bezel). Joystick Control: Press the center of...

How to set the maximum resolution on your LED monitor?

Adjust the display resolution to the "Recommended" setting in Windows to ensure optimal clarity and eliminate black borders.   Adjust System Resolution: Right-click on the desktop and select [Display settings]. Under the [Display resolution] dropdown, select the value labeled [(Recommended)]. Disable Hardware Overscan: Press ...

Where to find serial number of the monitor?

The serial number can usually be found on the back or bottom of your product and is either 10 or 12 digits long. The serial number can also be found on the original box of the unit.

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