Dell u2410 - Manual (Page 41)

Video Problems
Product Specific Problems
l Adjust brightness & contrast controls via OSD.
NOTE: When using 'DVI-D', the positioning adjustments are not available.
Horizontal/Vertical Lines Screen has one or more lines l Reset the monitor to Factory Settings.
l Perform Auto Adjust via OSD.
l Adjust Phase and Pixel Clock controls via OSD.
l Perform monitor self-test feature check and determine if these lines are also in self
mode.
l Check for bent or broken pins in the video cable connector.
NOTE: When using 'DVI-D', the Pixel Clock and Phase adjustments are not available.
Synchronization Problems Screen is scrambled or appears torn l Reset the monitor to Factory Settings.
l Perform Auto Adjust via OSD.
l Adjust Phase and Pixel Clock controls via OSD.
l Perform monitor self-test feature check to determine if scrambled screen appears in self
test mode.
l Check for bent or broken pins in the video cable connector.
l Restart the computer in the safe mode.
Safety-Related Issues Visible signs of smoke or sparks l Do not perform any troubleshooting steps.
l Contact Dell immediately.
Intermittent Problems Monitor malfunctions on & off l Ensure that the video cable connecting the monitor to the computer is connected properly
and is secure.
l Reset the monitor to Factory Settings.
l Perform monitor self-test feature check to determine if the intermittent problem occurs in
self-test mode.
Missing Color Picture missing color l Perform monitor self-test feature check.
l Ensure that the video cable connecting the monitor to the computer is connected properly
and is secure.
l Check for bent or broken pins in the video cable connector.
Wrong Color Picture color not good l Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending
to the application.
l 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.
l Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
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 l Use the Power Management feature to turn off the monitor at all times when not in use
more information, see
Power Management Modes ).
l Alternatively, use a dynamically changing screensaver.
COMMON SYMPTOMS WHAT YOU EXPERIENCE POSSIBLE SOLUTIONS
No Video No signal indicator is displayed l Check Video Input Selection
¡ Composite: Yellow colored RCA jack
¡ Component: Red, Blue, Green colored RCA jacks
Low Quality DVD playback Picture not crisp and some color distortion l Check DVD connection
¡ Composite gives good picture
¡ Component: Red, Blue, Green colored RCA jacks
Blinking Video Video is blinking or discontinuous l Check DVD connection
¡ Composite gives good picture
¡ Component: Red, Blue, Green colored RCA jacks
l Check if DVD player is HDCP compliant.
¡ Some non-compliant players may exhibit blinking video and others will display a
raster screen.
SPECIFIC SYMPTOMS WHAT YOU EXPERIENCE POSSIBLE SOLUTIONS
Screen image is too small Image is centered on screen, but does not
fill entire viewing area l Perform monitor reset on "Factory Reset".
Cannot adjust the monitor with
the buttons on the front panel OSD does not appear on the screen l Turn the monitor off and unplug the power cord and then plug back and power on.
The monitor will not go into No picture, the LED light is blue. When l Move mouse or hit any key on the keyboard on the computer or activate video player, then