Troubleshooting
83
Check Remedy
Is an extension cable being used? If an extension cable is used, electrical interference may affect
the signals.
(Only when projecting computer image sig-
nals)
Are the Sync. and Tracking settings adjusted
correctly?
The projector uses automatic adjustment functions to project at
the optimum status. However, depending on the signal, some
may not be adjusted correctly even after performing self correc-
tions. If this happens, adjust the Tracking and Sync. settings
from the Configuration menu.
s Signal - Tracking/Sync. p.66
(Only when projecting computer image sig-
nals)
Is the correct resolution selected?
Set the computer so that the signals being output are compatible
with the projector.
s p.99
Part of the image is truncated (large) or small
Check Remedy
Is the correct Aspect selected? Select the aspect mode to match the input signal in Aspect from
the Configuration menu.
s Signal - Aspect p.66
Is the image Position adjusted correctly? Adjust the Position setting from the Configuration menu.
s Signal - Position p.66
(Only when projecting computer image sig-
nals)
Is the correct resolution selected?
Set the computer so that the signals being output are compatible
with the projector.
s p.99
Image colors are not right
Check Remedy
Is the contrast adjusted correctly?
Adjust the Contrast setting from the Configuration menu.
s Image - Contrast p.65
Is the color adjusted correctly?
Adjust the Advanced setting from the Configuration menu.
s Image - Advanced p.65
Images appear dark
Check Remedy
Is the image brightness set correctly?
Adjust the Brightness setting from the Configuration menu.
s Image - Brightness p.65
Is the contrast adjusted correctly?
Adjust the Contrast setting from the Configuration menu.
s Image - Contrast p.65
Is it time to replace the lamp? When the lamp is nearly ready for replacement, the images be-
come darker and the color quality becomes poorer. When this
happens, replace the lamp with a new lamp.
s p.95
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