MAINTENANCE AND
4
TROUBLESHOOTING
A Lamp Replacement
Refer to page 11.
B Cleaning the Lens
Follow the steps below to clean the projection lens:
1.Apply a
2.Avoid using an excessive amount of cleaner.
3.Lightly wipe the clean cloth over the lens.
4.Affix the lens cover whenever the projector is not in use.
C Troubleshooting
| PROBLEMS |
| TRY THESE SOLUTIONS |
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| NO POWER | y | Plug the power cord into the AC Inlet. |
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| y Plug the power cord into the power Inlet. | |
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| y | Wait for 2 minutes after the projector is turned off before turning the |
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| projector back on. |
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| NO PICTURE | y | Check if you select the proper input source. |
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| y Ensure all cables are connected properly. | |
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| y Adjust the brightness and contrast. | |
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| y Remove the lens cap. | |
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| y Is the POWER indictor flashing? | |
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| y Is the STATUS Indicator flashing? | |
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| TILTED IMAGE | y | Reposition the unit to improve its angle on the screen. |
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| y Is the vertical offset properly corrected by using the keystone function? | |
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| POOR COLOR | y | Select the correct video system. |
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| y Adjust brightness, contrast, or saturation. | |
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| BLURRED IMAGE | y | Adjust the focus. |
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| y Reposition the unit to improve its screen angle. | |
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| y Ensure the distance between the unit and screen is within the adjustment range | |
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| of the lens. |
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| REMOTE CONTROL | y | Replace the batteries with new ones. |
| NOT WORK | y | Make sure there is no obstacle between the remote control and the unit. |
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| y Stand within 4 meters (13 feet) of the unit. | |
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| y Make sure nothing is blocking the receiver on the control pad. | |
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| NO SOUND | y | Check audio cable connection from audio input source. |
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| y | Adjust audio source. |
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| y Press “Volume” (+) button. | |
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| y | Press “Mute” button. |
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18English
