Problem Cause
Reference
page
Picture from a
computer does not
appear.
The cable may be longer than the optional cable.
z
—
The external video output from a laptop computer may not be correct.
z
(You may be able to change the external output settings by pressing the
[Fn] + [F3] or [Fn] + [F10] keys simultaneously. The actual method varies
depending on the type of computer; refer to the documentation provided
with your computer for further details.)
—
Picture from a
computer DVI-D
graphic board does
not appear.
[DVI-D IN] setting in [DISPLAY OPTION] menu may be incorrect setting.
z
72
The graphic board driver of the computer needs to be updated to the
z
latest version.
—
The computer may need to be restarted after switching [DVI-D IN]
z
setting in [DISPLAY OPTION] menu of the projector correctly.
72
Projection suddenly
became darker.
Has the lter been used up? (When the lter has been used up, the
z
projector is not shut down but is automatically switched to a [LOW] lamp
output mode using one lamp.)
108
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