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Intermittent | Monitor malfunctions | • | Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. |
Problems | on & off | • | Reset the monitor to Factory Settings. |
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| • | Perform monitor |
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Missing Color | Picture lacks color | • | Perform monitor |
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| • | Ensure that the video cable connecting the monitor to the computer is connected properly and is secure. |
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| • | Check for bent or broken pins in the video cable connector. |
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| • | Run the |
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Wrong Color | Picture color not | • | Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending on the |
| good |
| application. |
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| • | Try a different Color Preset Setting in Color Settings OSD. Adjust R/G/B value in Color Settings OSD if the |
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| Color Management is turned off. |
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| • | Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD. |
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| • | Run the |
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Image retention from | Faint shadow from | • | Use the Power Management feature to turn off the monitor at all times when not in use (for more |
a static image left on | the static image |
| information, see Power Management Modes). |
the monitor for a | displayed appears on | • | Alternatively, use a dynamically changing screensaver. |
long period of time | the screen |
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Product-Specific Problems
Specific Symptoms | What You See |
| Possible Solutions |
Screen image is too small | Image is centered on screen, | • | Reset the monitor to Factory Settings. |
| but does not fill entire viewing |
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| area |
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Cannot adjust the monitor with | OSD does not appear on the | • | Turn off the monitor, unplug the power cord, plug back, and then turn on the monitor. |
the keys on the front panel | screen |
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No Input Signal when user | No picture, the LED light is | • | Check the signal source. Ensure that the Computer is not in the power saving mode by |
controls are pressed | white. When you press "up", |
| moving the mouse or pressing any key on the keyboard. |
| "down" or "Menu" key, the | • | Check whether the signal cable is plugged in properly. |
| message appears |
| necessary. |
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| • | Reset the computer or video player. |
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The picture does not fill the | The picture cannot fill the | • | Due to different video formats (aspect ratio) of DVDs, the monitor may display in full |
entire screen. | height or width of the screen |
| screen. |
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| • | Run the |
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NOTE: When choosing
Universal Serial Bus (USB) Specific Problems
Specific Symptoms | What You See |
| Possible Solutions |
USB interface is not working | USB peripherals are not | • | Check that your monitor is turned ON. |
| working | • | Reconnect the upstream cable to your computer. |
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| • | Reconnect the USB peripherals (downstream connector). |
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| • | Switch off and then turn on the monitor again. |
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| • | Reboot the computer. |
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| • | Some USB devices like external portable HDD require higher electric current; connect the |
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| device directly to the computer system. |
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High Speed USB 2.0 interface is | High Speed USB 2.0 | • | Check that your computer is USB |
slow. | peripherals working slowly or | • | Some computers have both USB 2.0 and USB 1.1 ports. Ensure that the correct USB port |
| not working at all |
| is used. |
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| • | Reconnect the upstream cable to your computer. |
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| • | Reconnect the USB peripherals (downstream connector). |
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| • | Reboot the computer. |
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Touch Screen problems
Common Symptoms |
| Possible Solutions |
Touch screen does not respond | • | Make sure the USB cable is connected from the monitor to the computer. |
to touches | • | Make sure the touch screen is connected to a USB port that provides enough power for it (some peripherals, such as key |
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| USB ports that do not provide sufficient power for some devices). Try connecting the touch screen to a different USB port |
| • | Make sure Control panel |
| • | HID touch device is recognized as shown below. |
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