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Appendix
-61
Troubleshooting
Problem Check Page
No picture and no sound
or projector does not start
• Projector power cord is not plugged into the wall outlet.
25
• Power to the external connected devices is off.
–
• The selected input mode is wrong.
27
• Cables incorrectly connected to rear panel of the projector.
18-25
• Remote control batteries have run out.
11
• External output has not been set when connecting notebook
computer.
–
• The cover of the lamp unit is not installed correctly.
49,50
• The selected “Signal Type” is wrong.
44
• The video signal format of the video equipment is not set
correctly.
43
• “Bright” is set to minimum position.
29,36
Color is faded or poor.
• Picture adjustments are incorrectly set.
36
(S-VIDEO or VIDEO input)
• Video input system is incorrectly set.
(COMPONENT, DVI or HDMI input)
• Input signal type is incorrectly set.
43
44
Picture is blurred;
noise appears.
• Adjust the focus.
27
• The projection distance exceeds the focus range.
16
(Computer input)
• Perform “Fine Sync” Adjustments (“Clock” Adjustment)
• Perform “Fine Sync” Adjustments (“Phase” Adjustment)
• Noise will appear depending on the computer.
41
41
–
• The “DNR” (Digital Noise Reduction) setting is not correct.
38
• There is fog on the lens. If the projector is carried from a cold
room into a warm room, or if it is suddenly heated, condensation
may form on the surface of the lens and the image will become
blurred. Please set up the projector at least one hour before it is
to be used. If condensation should form, remove the power cord
from the wall outlet and wait for it to clear.
–
An unusual sound is
occasionally heard
from the cabinet.
• If the picture is normal, the sound is due to cabinet shrinkage
caused by a room temperature changes. This will not affect
operation or performance.
–
Maintenance
indicator on the
projector illuminates.
• See “Maintenance Indicators/Maintenance”.
46
Power indicator and
lamp indicator do not come
on while projecting.
• “LED” is set to “Off”.
43
Picture is green when re-
ceiving component signals
and the signal type setting
is set to COMPONENT/
RGB 1 or 2.
• Change the input signal type setting.
44
Picture is pink when re-
ceiving RGB signals and
the signal type setting is
set to COMPONENT/RGB
1 or 2.