Troubleshooting
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| • Projector power cord is not plugged into the wall outlet. | 29 | |
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| • Power to the external connected devices is off. | — | |
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| • The selected input mode is wrong. | 33 | |
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| • The AV MUTE function is working. | 34 | |
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| • Cables incorrectly connected to rear panel of the projector. | ||
No picture and no sound | |||||
• Remote control batteries have run out. | 15 | ||||
or projector does not start. |
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• External output has not been set when connecting notebook computer. | 69 | ||||
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| • The lamp unit cover is not installed correctly. | 67,68 | |
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| • Cables incorrectly connected to the rear panel of the projector. | ||
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| • “Bright” is set to minimum position. | 44 | |
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Sound is heard but no |
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picture appears. |
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| • Image adjustments are incorrectly set. | 44 | |
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| (Video Input only) |
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| • Video input system is incorrectly set. | 51 | |
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| (INPUT 1, INPUT 2 only) | 47 | |
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| • Input signal type (RGB/Component) is incorrectly set. | ||
Color is faded or poor. |
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| • Adjust the focus. | 32 | |
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| • The projection distance exceeds the focus range. | 19 | |
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| (Computer Input only) |
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| • Perform “Fine Sync” Adjustments. (“Clock” Adjustment) | 48 | |
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| • Perform “Fine Sync” Adjustments. (“Phase” Adjustment) | 48 | |
Picture is blurred; | |||||
• Noise may appear depending on the computer. | — | ||||
| noise appears. |
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| • Cables incorrectly connected to rear panel of the projector. | ||
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| • Volume is set to minimum. | 33 | |
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Picture appears but no |
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sound is heard. |
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An unusual sound is | • If the picture is normal, the sound is due to cabinet shrinkage | — | |||
occasionally heard | caused by room temperature changes. This will not affect |
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from the cabinet. | operation or performance. |
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| Maintenance | • See “Maintenance Indicators”. | 64 | ||
indicator illuminates or |
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| blinks in red. |
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70