
| Problem (continued) | Possible Solution (continued) | ||
| Partial, scrolling, or | 1 | Press the Auto Adjust button on the remote | |
| incorrectly displayed image | 
 | control or the control panel. | |
| 
 | 2 | If you are using a Dell™ portable computer, | |
| 
 | 
 | set the resolution of the computer to WXGA | |
| 
 | 
 | (1280 x 800) or XGA (1024 x 768): | |
| 
 | 
 | a  | |
| 
 | 
 | Microsoft® Windows® desktop, click | |
| 
 | 
 | Properties and then select Settings tab. | |
| 
 | 
 | b Verify that the setting is 1280 x 800 or | |
| 
 | 
 | 1024 x 768 pixels for the external monitor | |
| 
 | 
 | port. | 
 | 
| 
 | 
 | c Press | (Fn+F8). | 
| 
 | If you experience difficulty in changing | ||
| 
 | resolutions or your monitor freezes, restart all | ||
| 
 | the equipment and the projector. | ||
| 
 | If you are not using a Dell™ portable | ||
| 
 | computer, see your documentation. If images | ||
| 
 | are not displayed properly, please upgrade the | ||
| 
 | video driver of your computer. For a Dell | ||
| 
 | computer, see support.dell.com. | ||
| 
 | 
 | ||
| The screen does not display | If you are using a portable computer, press | ||
| your presentation | 
 | (Fn+F8). | 
 | 
| 
 | 
 | ||
| Image is unstable or flickering | Adjust the tracking in the OSD Display sub- | ||
| 
 | menu (in PC Mode only). | ||
| 
 | 
 | ||
| Image has vertical flickering | Adjust the frequency in the OSD Display sub- | ||
| bar | menu (in PC Mode only). | ||
| 
 | 
 | ||
| Image color is incorrect | • If the display receives the wrong signal | ||
| 
 | 
 | output from the graphics card, please set the | |
| 
 | 
 | signal type to RGB in the OSD Display tab. | |
| 
 | • Use Test Pattern in the Others menu. | ||
| 
 | 
 | Ensure that the colors of the test pattern are | |
| 
 | 
 | correct. | 
 | 
| 
 | 
 | ||
| Image is out of focus | 1 Adjust the focus ring on the projector lens. | ||
| 
 | 2 Ensure that the projection screen is within | ||
| 
 | 
 | the required distance from the projector | |
| 
 | 
 | (1.64 ft [0.5 m] to 10.83 ft [3.3 m]). | |
| 
 | 
 | 
 | 
 | 
Troubleshooting Your Projector
81