| Symptoms | Troubleshooting |
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Screen and | Cannot see picture images. | Be sure that the power cord of the projector is connected. |
External |
| Be sure that the proper input source is selected. |
Source |
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| Check that the connectors are properly connected to the ports | |
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| at the back of the projector. |
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| Check the Remote Control batteries. |
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| Be sure that the <Color>, <Brightness> settings are not at their |
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| lower limit. |
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| Poor color. | Adjust the <Tint> and <Contrast>. |
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| Images are not clear. | Adjust the focus. |
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| Check that the projection distance is either too far or too near |
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| to the screen. |
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| Strange noise. | If a strange sound continues, contact our service center. |
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| The operating LED is lit up. | Refer to Corrective Actions According to LED Indications. |
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| Lines appear on screen. | Because noise may occur when using your PC, adjust the fre- |
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| quency of the screen. |
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| No external device screen is displayed. | Check the operating status for the external device and check |
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| whether the adjustment items, such as the <Brightness> and |
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| the <Contrast> have been changed correctly in the <Mode> |
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| command screen of the Projector menu. |
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| Only blue screen appears. | Be sure to properly connect the external devices. Check the |
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| connection cables again. |
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| Screen appears in black and white or odd | As mentioned above, check the adjustment items such as the |
| color./ screen is too dark or bright. | <Brightness>, <Contrast> and <Color> in the menu. |
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| If you want to restore various settings to their factory defaults, |
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| run <Factory Default>from the menu. |
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Multimedia | I hear no sound when playing a video file from | Check the audio format of the concerned video file. |
Function | my USB storage device. | The sound effects are not available for |
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| such as AC3, etc. |
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| Convert the audio format into a supported format using a video |
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| converter. |
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Troubleshooting |
