39
Symptom Probable Cause Corrective Action
Reference Page
Image is
unusually dark
or bright
●Is the brightness level properly
adjusted?
●Adjust accordingly using ABrightnessB
of the Image menu.
●
Adjust “Ramp Power” in the Option menu.
A
Page26
A
Page30
Coloring of the
image is poor or
distorted
●Is the contrast level properly
adjusted?
●Adjust accordingly using AContrastB of
the Image menu.
A
Page26
●Are the signals of the connected
devices possible input signals?
●Check to ensure that they are possible
input signals, and input compatible
signals accordingly.
A
Page16, 18
●Is the input cable correctly
connected?
●Connect the input cable correctly.
A
Page17, 19
Projection
position on the
screen has
shifted
●Has the setup position of the
projector been shifted?
●Check the setup position of the
projector.
^
Image
disappears
suddenly
●Are the video signals correctly
input?
●Check the signals and connection.
A
Page16 - 19
Images do not
appear on the
two-screen
mode display
●Are the DVI 1 and DVI 3 terminals
connected for input?
●To display images in the two-screen
mode, connect the DVI 1 and DVI 3
terminals. The left screen displays
images of the DVI 1 terminal, and the
right screen displays images of the
DVI 3 terminal.
A
Page18, 19
The screen does
not darken
immediately
when the
projection has
ended
●The ending process is in progress. ●Please wait for about more than 10
seconds for the ending process to
complete.
A
Page23
DLA-SH4_EN.book Page 39 Tuesday, January 15, 2008 6:07 PM