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...

What to do when image is pixelated?

Set the resolution higher. Test the monitor on a different computer to isolate the problem.  Please follow the instructions below on how to change the resolution on a computer running Windows 10.   To change the resolution in Windows, do the following:  Right-click on an empty area of the Windows® desktop.  From the pop-up menu, select Di...

vTouch Application for Apple Silicon (M1 Chip)

vTouch for macOS now has native support for Apple silicon Macs, including Apple's latest M1-equipped MacBook Air, 13-inch MacBook Pro, and Mac mini models. Please download the latest version of the software and user guide. Download: vTouch Software for macOS User Guide: vTouch for macOS User Guide (English)

Why Auto Image Adjust function is gray out in monitor OSD?

When using a monitor in the digital (HDMI, DisplayPort) connection, Auto Image Adjust and Manual Image Adjust settings may be disabled. This is normal as the monitor will adjust itself when in the digital mode.

How to set landscape and portrait Mode?

Several ViewSonic LCD panels support both Landscape and Portrait modes.  If your LCD panel supports this feature, you can switch modes by turning the screen as shown in the diagram below. To change the image on the Windows Desktop, follow instructions below: Open the Start menu and click "Control Panel." Click "Adjust Screen Resolution"...

How to set power lock and menu lock?

On some monitors, there is a power button lock that locks the power and power button in the ON position.  There is also a menu lock feature which can lock and unlock the OSD (On-Screen Display) Menu.  Power Lock: To lock the Power Button press and hold both the [1] button and the down arrow button for 10 seconds.  OSD Lock: ...

How to check graphics card drivers in Windows?

1.Under "Control Panel", open "Device Manager". 2. Find the Display adapters and double click on it then double click on the device shown: 3.Select Driver tab, this will list the Driver version.

How to solve the problem with my monitor as it turns off automatically?

If the monitor turns on briefly, then turns off, check the following: Make sure the power cable is securely connected. Turn off the monitor, unplug the power cable for 15 seconds and plug the power cable back then turn on. Check the video cable and make sure it is connected on both ends securely.           Reset the factory default ...

How to setup dual monitors on a computer?

Dual monitor setup is simple to configure on modern computers. Windows will automatically detect and configure the displays. Requirement:   1. Windows 7 or later. 2. A PC or laptop with at least 2 video out ports.  3. 2 monitors.   After connected 2 monitors to 2 video out ports, Windows will automatically load the drivers and present a...

Is there Linux drivers for my monitor?

No, as Linux system should automatically identify and recognize the monitor.

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