JVC DLA-SH4KNL Instructions Manual page 93

Symptom
● Is the brightness level properly
Image is
unusually dark adjusted?
or bright
● Is the contrast level properly
Coloring of the
image is poor or adjusted?
distorted
● Are the signals of the connected
devices possible input signals?
● Is the input cable correctly
connected?
● Has the setup position of the
Projection
position on the projector been shifted?
screen has
shifted
● Are the video signals correctly
Image
disappears input?
suddenly
● Are the DVI 1 and DVI 3 terminals
Images do not
appear on the connected for input?
two-screen
mode display
● Formatting is in progress.
Images do not
appear
immediately
after power is
turned on.
● The ending process is in progress.
The screen does
not darken
immediately
when the
projection has
ended
Probable Cause Corrective Action
● Adjust accordingly using Brightness
of the Image menu.
● Adjust Lamp Power in the Option menu.
● Adjust accordingly using Contrast of
the Image menu.
● Check to ensure that they are possible
input signals, and input compatible
signals accordingly.
● Connect the input cable correctly.
● Check the setup position of the
projector.
● Check the signals and connection.
● 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.
● Please wait for a few minutes for the
formatting progress to end.
● Please wait for a few minutes for the
ending process to complete.
Reference Page
A Page 32
A Page 36
A Page 32
A Page 18, 20
A Page 19, 21
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