Unplug your VGA cable power off the unit hold the up arrow down at the same time power the unit back on you will see a message "RESET EPROM" power off the unit plug back your vga cable and power back up. 
This wills also most of the problem on our LCD monitors.

This is caused by one of two items:

• The VGA cable connecting the computer to the LCD does not have a good connection. Remove and re-attach both ends of the VGA cable, making sure that it is screwed tightly into place.
• Adjust the colors using the LCDs on-screen menu. This process is outlined for you in your User's Manual that accompanied your LCD because the process varies slightly for different models. Generally speaking, you will bring up the on-screen menu by pressing the appropriate button on the front of the LCD monitor, scroll to locate the color adjustment menu (under [Contrast]), and then increase or decrease the different color levels to meet your preferences.

Run Auto-tune from your On Screen Monitor located on your LCD monitor. If problem is not corrected please adjust the track. If your resolution is set to low, to adjust this:

• Open the Control Panel (located in the [Settings] file from the Start menu).
• Double click on the [Display] icon.
• Select the [Settings] tab
• Adjust the [Screen Area] setting by moving the indicator bar to the right. If you have a 12.1" LCD, you should set it to 800x600; if you have a 14.1" or 15" LCD, you should set it to 1024x768; if you have a 17"or 19” LCD, you should set it to 1280x1024.
• Click [Apply].
• Click [OK] to save the settings.

Your screen is flickering due to the refresh rate on your computer is not set correctly to your video card settings. First option is to run Auto-tune and Adjust track from your On Screen Monitor located on your monitor. If problem is not corrected please adjust refresh rate. To adjust your refresh rate.

• Open the Control Panel (located in the [Settings] file from the Start menu). 
• Double click on the [Display] icon.
• Select the [Settings] tab.
• Select the [Advanced] button located in the lower right corner.
• Locate the area that the Refresh Rate can be adjusted. Depending on your operating system, it is typically located under the [Adapter] or [Monitor] tab. 
• Select a Refresh Rate of 72 Hz or lower.
• Select [Apply].
• Select [OK] to keep the settings.
• Shut down your computer.
• Connect your new LCD monitor to the computer while it is off.
• Turn on the computer and LCD monitor at the same time. This will resolve this issu.

Check your power cord connection, Have your monitor on with the problem showing then unplug the power to the monitor then plug it back.

Your keys might be on the lock mode. To unlock the keys power off the unit hold down the down arrow at the same time power the unit back on.

The setting or the refresh rate on your computer needs to be adjusted. To do this, you will need to connect your old monitor to your computer so you can change the appropriate settings. 
After connecting your old monitor:

• Open the Control Panel (located in the [Settings] file from the Start menu).
• Double click on the [Display] icon.
• Select the [Settings] tab and adjust the [Screen Area] setting by moving the indicator bar to the right. If you have a 12.1" LCD, you should set it to 800x600; if you have a 14.1" or 15" LCD, you should set it to 1024x768; if you have a 17" or 19" LCD, you should set it to 1280x1024. After selecting the appropriate screen area setting
• Select the [Advanced] button located in the lower right corner.
• Click on [Monitor] or [Adapter] tab.
• Locate the area that the Refresh Rate can be adjusted. Select a Refresh Rate of 72 Hz or lower.
• Select [Apply].
• Select [OK] to keep the settings.
• Shut down your computer.
• Connect your new LCD monitor to the computer while it is off.
• Turn on the computer and LCD monitor at the same time. This will resolve the issue.

All our units will have a configuration # located in the back of the units ____-__-_____-____-___-(RES) or (W/O) 
RES = elo 
W/O = is mostly a non touch units (please contact the place of purchase for touch type)

GVision LCD monitors are plug and play, meaning that they do not require a particular software driver to operate. The first time you connect the LCD to the computer and turn everything on, Windows may look for a driver. It should automatically select the Windows Plug and Play driver. This has been verified on Windows 95, 98, 2000, XP, ME and NT.