Troubleshooting
The following offers solutions to some of the common problems you may encounter. We suggest that you consult this chart before contacting your dealer.
PROBLEMS | CAUSE | POSSIBLE SOLUTIONS |
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| • The air intake vents, exhaust vents or air filter | • Remove the object. |
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| is clogged with dust or some object. |
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| Power indicator does not light up. |
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| • Power cord is unplugged from the outlet. | • Plug the power cord into the outlet. |
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| • Power cord is disconnected from the projector. | • Insert the power cord into the projector. |
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| • The main switch is turned off. | • Turn the main switch on. |
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| • The lamp lid is open. | • Close the lamp lid. |
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| Power indicator blinks red. |
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The power is off. | • The projector has been turned on again too soon | • Wait for the lighting sequence. |
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after having been turned off. |
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| • When the power switch was turned off while | • Turn the power switch on and off several times. |
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| the fan was running, during or after lamp |
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| operation. |
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| • The room temperature is too high. | • Refer to "Indicators" on page 44. |
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| (Does the lamp indicator show an unusual |
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| • Lamp is no longer working. | • Replace the lamp with a new one. |
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| Power indicator blinks between red and green. |
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| • The filter cover is not closed. | • Close the cover correctly. |
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| • When the power source lamp indicator or the | • Contact your dealer. |
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| temperature indicator is either on or blinking, |
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| the main unit requires repairs. |
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| • Lens is covered by lens cap. | • Take the lens cap off. |
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| • When the power source lamp indicator or the | • Replace the lamp with a new one. |
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| temperature indicator is either on or blinking, |
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No picture appears | the main unit requires repairs. |
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• The equipment connected to this projector is not | • Turn on the connected equipment. |
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on the screen. |
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| turned on. |
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| • Hookup is not made correctly with other equipment. | • Confirm the hookup. |
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| • The input source is not selected correctly. | • Select the correct source according to the equip- |
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| ment connected to this projector. |
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The image is | • The projector is not at a right angle to the screen. | • Adjust the angle of the projector to make a right |
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distorted. |
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The image is dark. | • Brightness, tint and color are not adjusted cor- | • Adjust brightness, tint and color correctly. |
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| rectly. |
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| • The projecting distance is beyond the focused area. | • Adjust the projecting distance. See page 10. |
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| • Lens is dirty. | • Clean lens. |
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| • Screen size exceeds screen size specifications. | • Reduce screen size to within 40" to 300". |
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The image is | • Brightness, contrast and DLE are not adjusted | • Adjust brightness, contrast. |
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blurred. | correctly. |
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• FINE adjustment is not made correctly. | • Make FINE adjustment. |
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| • Tracking is not adjusted. | • Adjust tracking. |
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| • The projector is not at a right angle to the screen. | • Adjust the angle of the projector to make a |
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| right angle to the screen. See page 11. |
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The image remains | • When you see the stationary image for a long time, it may remain on the screen if you change the |
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blurred. | image. It is not a breakdown. The blurred image will disappear in a few minutes. |
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Red, blue or green dots | • It is normal. |
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are viewed on the text of |
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image. |
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The image is | • The cable for connection with other equipment | • Plug the connecting cable securely into the |
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distorted on the | is not plugged securely into the terminal. | terminal. See pages |
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screen and noise is | • The projector is installed too close to other | • Install the projector far away from other |
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heard. | equipment. | equipment. |
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| • Volume is not turned up. | • Turn up the volume. |
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No sound is heard. | • Mute function on PCGC is on. | • Cancel the mute function. See page 20. |
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• Connection to other equipment is not made | • Check connections. |
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| correctly. | See pages |
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Nothing is displayed on | • The PC monitor is not turned on. | • Turn on the monitor. |
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the PC monitor. |
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Warm air comes out of | • This is typical of the LCD projector. |
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the exhaust vents. |
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Adjustments cannot be | • The operation is incorrectly made due to noise or | • Press the MENU and POWER buttons simulta- |
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made. | interference. | neously. See page 18. |
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