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Intermittent
Monitor
Problems
malfunctions
on & off
Missing Color
Picture missing
color
Wrong Color
Picture color
not good
54
Troubleshooting
•
Ensure that the video cable
connecting the monitor to the
computer is connected properly
and is secure.
•
Reset the monitor to Factory
Settings.
•
Perform monitor self-test feature
check to determine if the
intermittent problem occurs in
self-test mode.
•
Perform monitor self-test feature
check.
•
Ensure that the video cable
connecting the monitor to the
computer is connected properly
and is secure.
•
Check for bent or broken pins in
the video cable connector.
•
Change the Color Setting Mode
in the Color Settings OSD to
Graphics or Video depending on
the application.
•
Try different Color Preset Settings
in Color Settings OSD. Adjust
R/G/B value in Color Settings
OSD if the Color Management is
turned off.
•
Change the Input Color Format
to PC RGB or YPbPr in the
Advance Setting OSD.
•
Run the built-in diagnostics.
Image retention
Faint shadow
from a static
from the
image left on the
static image
monitor for a long
displayed
period of time
appears on the
screen
Product Specific Problems
Specific
What You
Possible Solutions
Symptoms
Experience
•
Screen
Image is
image is too
centered on
small
screen, but
•
does not fill
entire viewing
area
•
Cannot
OSD does not
adjust the
appear on the
monitor with
screen
the buttons
on the front
panel
•
No Input
No picture,
Signal when
the LED light
user controls
is white.
are pressed
•
•
•
•
Use the Power Management
feature to turn off the monitor
at all times when not in use (for
more information, see
Power
Management
Modes).
•
Alternatively, use a dynamically
changing screensaver.
Check the Scaling Ratio setting in
Image Setting OSD
Reset the monitor to Factory Settings.
Turn off the monitor, unplug the power
cord, plug back, and then turn on the
monitor.
Check the signal source. Ensure the
Computer is not in the power saving
mode by moving the mouse or pressing
any key on the keyboard.
Check to make sure Video Source to
VGA or DVI-D is powered and playing
video media.
Check whether the signal cable is
plugged in properly. Re-plug the signal
cable if necessary.
Reset the computer or video player.
Troubleshooting
55
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