Operation Manual

CONTENTS
59
Others
Before calling service personal
Symptom
The power does not come on.
The power turns off while
using the projector.
No image appears.
No sounds are heard.
The images are blurred.
Focusing is uneven.
The pictures are dim.
The colors are faint.
The colors are strange.
The remote control does not
work.
Cause
• The power cord is disconnected.
• The lamp cover is not attached correctly.
• The ambient temperature of the projection room is too high.
• The lens cover is on.
• The wrong input is selected.
• The muting mode is on.
• The “Brightness” adjustment is at its darkest.
• The source is not correctly connected to the projector.
• The wrong input is selected.
• The muting mode is on.
• The sound volume is at the minimum.
• The source is not correctly connected to the projector.
• The lens is dirty.
• The picture is out of focus.
• The projection distance is not appropriate.
• The projecting light is not hitting the screen squarely.
• The “Brightness”, “Contrast”, “Sharpness” or “Phase” adjustments
are not correct.
• The “Brightness” or “Contrast” adjustments are not correct.
• The lamp life is ending.
• The “Color”, “Tint”, “R-Level”, “G-Level” or “B-Level” adjustments
are not correct.
• The lamp life is ending.
• The remote control is not facing the remote sensor.
• The remote control is too far.
• There is an obstruction between the remote control and the
remote sensor.
• The batteries are exhausted.
Correction
Firmly plug in the power cord.
Attach the cover correctly.
Lower the ambient temperature of the projection room,
and turn the power on.
Take off the lens cover.
Select the input source correctly.
Press MUTE to restore the picture.
Make the “Brightness” adjustment.
Connect the source correctly to the projector.
Select the input source correctly.
Press MUTE to restore the sound.
Adjust the sound volume.
Connect the source correctly to the projector.
Clean the lens. Use a lens cleaner to clean the lens.
Focus the picture.
Adjust the distance properly.
Adjust the projecting direction so that the light hits the
screen squarely.
Make the “Picture” or “Image” adjustments.
Make the “Picture” adjustments.
Replace the lamp.
Make the “Picture” or “Level” adjustments.
Replace the lamp.
Face the remote control transmitter toward the remote
sensor on the projector.
Operate within about 5 meters.
Remove the obstacle.
Replace the batteries.
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Check the following points before asking for support service. Refer also to “Trouble indications”.
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