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General Questions

How to do color calibration with my monitor?
Please refer to this FAQ, find "Calibrate your display" section and follow the instruction.
Sat, 15 May, 2021 at 7:48 PM
How to restore the default settings of my monitor?
Please follow below steps:   Open OSD menu:               (1) For monitors with [1] and [2] buttons on the front panel, press the number “1” butto...
Sun, 24 Jan, 2021 at 11:25 AM
What to do when a black border coming on the image?
If the image doesn’t fit the screen, please do the following:   1.Check the applied resolution to make sure that they match the settings recommended in th...
Sat, 15 May, 2021 at 8:37 PM
Why does it show "Out of Range" when connecting monitor to my desktop PC?
  This happens when the screen resolution is set to something higher than what the monitor can display.   For example, if the monitor supports resolution...
Tue, 27 Apr, 2021 at 3:19 PM
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...
Sun, 16 May, 2021 at 3:36 PM
Should I install Windows 10 drivers for my monitor?
ViewSonic plug and play monitors do not require a proprietary Windows 10 driver to be installed.   Instead, Windows 10 will automatically read the EDID in...
Sun, 24 Jan, 2021 at 11:27 AM
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 ca...
Mon, 20 Jul, 2020 at 12:00 PM
What to do if there is shadow or double image on screen?
This can be caused by a long cable or docking stations.   Longer cables may be prone to ghosting, lines, double images, or poor focus.  The improper shie...
Sat, 15 May, 2021 at 8:13 PM
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 reflect...
Sun, 16 May, 2021 at 1:40 PM
Which Cable Do I Need For 144Hz?
To output:   1.1080p content at 144Hz, you will need either a dual-link DVI, a DisplayPort, or an HDMI 1.3 or higher cable.    2. 1440p at 144Hz, you wi...
Sun, 24 Jan, 2021 at 11:40 AM