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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...

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 ...

How to solve the problem with my monitor turning off automatically?

Automatic shutdowns are often caused by power-saving settings, inconsistent power supply, or signal loss. Please check the OSD timer settings first. Troubleshooting Steps: Check OSD Menu Settings (Most Common): Navigate to the [Setup Menu]. Locate [Auto Power Off] or [Sleep Timer] and ensure they are set to [Off]. Also, verify ...

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 setup and configure dual monitors?

Connect your cables, then use system shortcuts to choose between "Extend" or "Duplicate" modes and arrange the display order. Step-by-Step Instructions: 1. Fast Mode Switching (Windows) Press the Win + P shortcut. Select [Extend] to use both screens for different content (Recommended). Select [Duplicate] to show the same image on b...

Why can’t my monitor automatically detect a source?

The "Auto Detect" feature is disabled by default on many models. You must manually enable it within the OSD menu to allow the monitor to switch between active ports automatically. Step-by-Step Instructions: Press the physical button to call up the OSD Main Menu. Navigate to the [Input Select] section. Locate [Auto Detect] at the bo...

Why does my TD2220 randomly receive touch signal and respond accordingly while exposed to sunlight?

TD2220 is an optical touch monitor which uses 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 sensor...

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...

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. ...

How to output video at 120 Hz from PS5 or Xbox Series X/S to ViewSonic monitors.

PlayStation 5 and Xbox Series X/S consoles support video output up to 120 Hz. Follow the instructions below to configure 120 Hz output. <PlayStation 5> 1. Open "Settings". 2. Select "Screen and Video". 3. Select "Enable 120 Hz Output" under "Video Output". 4. Select "Automatic" in the pop-up menu. 5. Return...

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