
Troubleshoot
| Problem & Question | Possible Solutions | |
| 
 | 
 | |
| Power LED Is Not ON | Make sure the power button is ON and the Power Cord is properly connected | |
| to a grounded power outlet and to the monitor. | ||
| 
 | ||
| 
 | 
 | |
| 
 | Is the power cord connected properly? | |
| 
 | Check the power cord connection and power supply. | |
| 
 | Is the cable connected correctly? | |
| 
 | (Connected using the  | |
| 
 | Check the  | |
| 
 | (Connected using the DVI cable) | |
| 
 | Check the DVI cable connection. | |
| 
 | * DVI input is not available on every model. | |
| 
 | If the power is on, reboot the computer to see the initial screen (the login | |
| 
 | screen), which can be seen. | |
| No images on the screen | If the initial screen (the login screen) appears, boot the computer in the | |
| applicable mode (the safe mode for Windows ME/XP/2000) and then change | ||
| 
 | ||
| 
 | the frequency of the video card. | |
| 
 | (Refer to the Setting the Optimal Resolution) | |
| 
 | If the initial screen (the login screen) does not appear, contact the Service | |
| 
 | Center or your dealer. | |
| 
 | Can you see "Input Not Supported" on the screen? | |
| 
 | You can see this message when the signal from the video card exceeds the | |
| 
 | maximum resolution and frequency that the monitor can handle properly. | |
| 
 | Adjust the maximum resolution and frequency that the monitor can handle | |
| 
 | properly. | |
| 
 | Make sure the AOC Monitor Drivers are installed. | |
| 
 | 
 | |
| 
 | Adjust the Contrast and Brightness Controls. | |
| Picture Is Fuzzy & Has | Press to auto adjust. | |
| Make sure you are not using an extension cable or switch box. We | ||
| Ghosting Shadowing Problem | ||
| recommend plugging the monitor directly to the video card output connector | ||
| 
 | ||
| 
 | on the back . | |
| 
 | 
 | |
| Picture Bounces, Flickers Or | Move electrical devices that may cause electrical interference as far away | |
| from the monitor as possible. | ||
| Wave Pattern Appears In The | ||
| Use the maximum refresh rate your monitor is capable of at the resolution | ||
| Picture | ||
| your are using. | ||
| 
 | ||
| 
 | The Computer Power Switch should be in the ON position. | |
| 
 | The Computer Video Card should be snugly fitted in its slot. | |
| Monitor Is Stuck In Active | Make sure the monitor's video cable is properly connected to the computer. | |
| Inspect the monitor's video cable and make sure no pin is bent. | ||
| 
 | ||
| Make sure your computer is operational by hitting the CAPS LOCK key on | ||
| 
 | ||
| 
 | the keyboard while observing the CAPS LOCK LED. The LED should either | |
| 
 | turn ON or OFF after hitting the CAPS LOCK key. | |
| Missing one of the primary | Inspect the monitor's video cable and make sure that no pin is damaged. | |
| colors (RED, GREEN, or | ||
| Make sure the monitor's video cable is properly connected to the computer. | ||
| BLUE) | ||
| 
 | ||
| Screen image is not centered | Adjust  | |
| or sized properly | ||
| 
 | ||
| 
 | 
 | |
| Picture has color defects | Adjust RGB color or select desired color temperature. | |
| (white does not look white) | ||
| 
 | ||
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 | 
 | |
| Horizontal or vertical | Use Windows 95/98/2000/ME/XP  | |
| FOCUS. | ||
| disturbances on the screen | ||
| Press to  | ||
| 
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