Toshiba TLP451 ユーザーズマニュアル
43
Others
Before calling service
personnel
personnel
Check the following points before asking for
support service.
support service.
Refer also to “Trouble indications”.
The power does not come on.
• The power cord is disconnected.
→
• The lamp cover is not attached correctly.
→
Attach the cover correctly.
The power turns off while using the
projector.
projector.
• The ambient temperature of the
projection room is too high.
→
Lower the ambient temperature of the
projection room, and turn the power
on.
projection room, and turn the power
on.
No image appears.
• The lens cover is on.
→
• The wrong input is selected.
→
• The muting mode is on.
→
Press MUTE to restore the picture.
(Continued)
• The “Brightness” adjustment is at its
darkest.
→
• The source is not correctly connected to
the projector.
→
Connect the source correctly to the
projector.
projector.
No sounds are heard.
• The wrong input is selected.
→
• The audio muting mode is on.
→
• The sound volume is at the minimum.
→
Adjust the sound volume on the
menu.
menu.
• The source is not correctly connected to
the projector.
→
The images are blurred. Focusing is
uneven.
uneven.
• The lens is dirty.
→
Clean the lens.
• The picture is out of focus.
→
• The projection distance is not
appropriate.
→
Adjust the distance properly.
• The projecting light is not hitting the
screen squarely.
→
Adjust the projecting direction so that
the light hits the screen squarely.
the light hits the screen squarely.
• The “Brightness”, “Contrast”, “Sharpness”
or “Phase” adjustments are not correct.
→
Make the “Image” or “Picture”
adjustments.
adjustments.
The pictures are dim.
• The “Brightness” or “Contrast”
adjustments are not correct.
→
• The lamp life is ending.
→
The colors are faint. The colors are strange.
• The “Color”, “Tint”, “R-Level”, “G-Level” or
“B-Level” adjustments are not correct.
→
• The lamp life is ending.
→