Users Guide

54  Troubleshooting Troubleshooting  55
Intermittent
Problems
Monitor
malfunctions
on & o
• 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.
Missing Color Picture missing
color
• 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.
Wrong Color Picture color
not good
• Change the Color Setting Mode
in the Color Settings OSD to
Graphics or Video depending on
the application.
• Try dierent Color Preset Settings
in Color Settings OSD. Adjust
R/G/B value in Color Settings
OSD if the Color Management is
turned o.
• Change the Input Color Format
to PC RGB or YPbPr in the
Advance Setting OSD.
• Run the built-in diagnostics.
Image retention
from a static
image left on the
monitorfor a long
period of time
Faint shadow
from the
static image
displayed
appears on the
screen
• Use the Power Management
feature to turn o the monitor
at all times when not in use (for
more information, see Power
Management Modes).
• Alternatively, use a dynamically
changing screensaver.
Product Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
Screen
image is too
small
Image is
centered on
screen, but
does not fill
entire viewing
area
• Check the Scaling Ratio setting in
Image Setting OSD
• Reset the monitor to Factory Settings.
Cannot
adjust the
monitor with
the buttons
on the front
panel
OSD does not
appear on the
screen
• Turn o the monitor, unplug the power
cord, plug back, and then turn on the
monitor.
No Input
Signal when
user controls
are pressed
No picture,
the LED light
is white.
• 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.