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 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 maximum resolution for my monitor?

Please refer to this FAQ section 1 and set to recommended display resolution.

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

Please make sure the monitor’s power cable is properly seated in the port and that the monitor is powered on. By default LED indicator will light up when the monitor is powered on. If no LED indicator lights up, please try another power outlet first.   If above doesn’t help, please contact ViewSonic service center. 

How to do color calibration with my monitor?

Please refer to this FAQ, find "Calibrate your display" section and follow the instruction.

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 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 ...

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.

Is VG2448 compatible with Auto Pivot function?

VG2448 doesn’t support Auto Pivot Function but integrated with below features instead. 1. VG2448 supports +/- 90 degree pivot, and users need to do manual adjust for screen rotate or OSD rotation. 2. There's "OSD pivot" option in OSD menu l   VG OSD tree

What is "Black stabilization" and which level should I choose?

This setting is to provide better picture performance if user’s screen are mostly dark scenes. If no special needs(ex: playing shooting games in dark scenes), it is suggested to turn off.