83
Appendix
Problem Check Page
No picture or projector
does not start
x Projector power cord is not plugged into the wall outlet. 27
x Power to the external connected devices is off.
x The selected input mode is wrong. 35
x Cables are incorrectly connected to the projector. 23-27
x Remote control battery has run out. 16
x External output has not been set when connecting notebook com-
puter.
x The lamp unit cover is not installed correctly. 79, 80
x The selected “Signal Type” is wrong. 50
x “Bright” is set to minimum position. 45
Color is faded or poor.
x Image adjustments are incorrectly set. 45
(COMPONENT, COMPUTER/COMPONENT or HDMI1, 2 input)
x Input signal type is incorrectly set. 50
Picture is blurred;
noise appears.
x Adjust the focus. 30
x The projection distance exceeds the focus range. 21
(Computer input)
x Perform “SIG-ADJ” Adjustments (“Clock” and “Phase” Adjustment)
x Noise may appear depending on the computer.
49
x The “DNR” (Digital Noise Reduction) or “MNR” (Mosquito Noise Re-
duction) setting is not correct.
48
x 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.
x If the picture is normal, the sound is due to cabinet shrinkage
caused by a room temperature changes. This will not affect opera-
tion or performance.
Maintenance
indicator on the
projector illuminates.
x See “Maintenance Indicators”. 76
Picture is green when
receiving YPbPr
signals and the video
equipment is connected
to the Component
(YPB(CB)PR(CR))
or COMPUTER/
COMPONENT terminal
on the projector.
x Change the input signal type setting. 50
Picture is pink when re-
ceiving RGB signals and
the video equipment is
connected to the Com-
ponent (YPB(CB)PR(CR))
or COMPUTER/
COMPONENT terminal
on the projector.
Troubleshooting