
| Symptom | Cause and Remedy | 
| 
 | 
 | 
| “Please check  | The setting of  | 
| Signal Sel.” appears in | c Select “Computer,” “Video GBR” or “Component” correctly | 
| spite of inputting the | according to the input signal (see page 33). | 
| correct signal from | 
 | 
| INPUT C. | 
 | 
| 
 | 
 | 
| “Status” in the Setup menu has been set to “Off.” | |
| appear. | c Set “Status” in the Setup menu to “On” (see page 32). | 
| 
 | 
 | 
| Color balance is incorrect. | • The picture has not been adjusted properly. | 
| 
 | c Adjust the picture (see page 28). | 
| 
 | • The projector is set to the wrong color system. | 
| 
 | c Set “Color System” in the Setup menu to match the color system | 
| 
 | being input (see page 33). | 
| 
 | 
 | 
| The picture is too dark. | • Contrast or brightness has not been adjusted properly. | 
| 
 | c Adjust the contrast or brightness in the Picture menu properly | 
| 
 | (see page 28). | 
| 
 | • The lamp has burnt out or is dim. | 
| 
 | c Replace the lamp with a new one (see page 40). | 
| 
 | 
 | 
| The picture is not clear. | • The picture is out of focus. | 
| 
 | c Adjust the focus (see page 20). | 
| 
 | • Condensation has accumulated on the lens. | 
| 
 | c Leave the projector for about two hours with the power on. | 
| 
 | 
 | 
| The image extends beyond | The APA key has been pressed even though there are black edges | 
| the screen. | around the image. | 
| 
 | c Display the full image on the screen and press the APA key. | 
| 
 | c Adjust “Shift” in the Screen menu properly (see page 31). | 
| 
 | 
 | 
| The picture flickers. | “Phase” in the Screen menu has not been adjusted properly. | 
| 
 | c Adjust “Phase” in the Screen menu properly (see page 31). | 
| 
 | 
 | 
Sound
| Symptom | Cause and Remedy | 
| 
 | 
 | 
| No sound. | • A cable is disconnected or the connections are wrong. | 
| 
 | c Check that the proper connections have been made (see | 
| 
 | |
| 
 | • The audio connecting cable used is incorrect. | 
| 
 | c Use a  | 
| 
 | • The sound is muted. | 
| 
 | c Press the AUDIO MUTING key to release audio muting (see | 
| 
 | |
| 
 | • The sound is not adjusted properly. | 
| 
 | c Adjust the sound with the VOLUME +/– key on the Remote | 
| 
 | Commander or adjust “Volume” in the Setup menu (see | 
| 
 | |
| 
 | • “Speaker” is set to “Off.” | 
| 
 | c Set “Speaker” in the Setup menu to “On” (see page 32). | 
| 
 | 
 | 
44 Troubleshooting