Dell 3008WFP appendix Video Problems, Product Specific Problems

	spots	•	Pixel that is permanently off is a natural defect that can occur in LCD technology.
Stuck-on Pixels	LCD screen has	•	Cycle power on-off.
	bright spots	•	Pixel that is permanently off is a natural defect that can occur in LCD technology.
Brightness Problems	Picture too dim or	•	Reset the monitor to Factory Settings.
	too bright	•	Auto Adjust via OSD.
		•	Adjust brightness & contrast controls via OSD.
Geometric Distortion	Screen not	•	Reset the monitor to Factory Settings.
	centered correctly	•	Auto Adjust via OSD.
		•	Adjust brightness & contrast controls via OSD.
		NOTE: When using 'DVI-D', the positioning adjustments are not available.
Horizontal/Vertical Lines	Screen has one or	•	Reset the monitor to Factory Settings.
	more lines	•	Perform Auto Adjust via OSD.
		•	Adjust Phase and Pixel Clock controls via OSD.
		•	Perform monitor self-test feature check and determine if these lines are also in self-test mode.
		•	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	•	Reset the monitor to Factory Settings.
	scrambled or	•	Perform Auto Adjust via OSD.
	appears torn	•	Adjust Phase and Pixel Clock controls via OSD.
		•	Perform monitor self-test feature check to determine if scrambled screen appears in self-test mode.
		•	Check for bent or broken pins in the video cable connector.
		•	Restart the computer in the safe mode.
Safety Related Issues	Visible signs of	•	Do not perform any troubleshooting steps.
	smoke or sparks	•	Contact Dell immediately.
Intermittent Problems	Monitor	•	Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
	malfunctions on &	•	Reset the monitor to Factory Settings.
	off	•	Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode.
Missing Color	Picture missing	•	Perform monitor self-test feature check.
	color	•	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	Image is displayed	•	Change the Color Setting Mode to Graphics or Video using the OSD.
	with the wrong	•	Try different Color Preset Settings in Color Settings OSD.
	colors.	•	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.
Image retention from a	Faint shadow from	•	Use the Power Management feature to turn off the monitor at all times when not in use (for more
static image left on the	the static image		information, see Power Management Modes).
monitor for a long period	displayed appears	•	In OSD Menu, under OTHER SETTINGS, select Enable LCD Conditioning. Using this option may take
of time	on the screen		several hours before the image is eliminated.
		•	Alternatively, use a dynamically changing screensaver.

Video Problems

Common Symptoms	What You Experience		Possible Solutions
No Video	No signal indicator is displayed	•	Check Video Input Selection.
			¡ Composite: Yellow colored RCA jack.
			¡ S-Video: Typically a round 4 pin jack.
			¡ Component: Red, Blue, Green colored RCA jacks.
Low Quality DVD	Picture not crisp and some color distortion	•	Check DVD connection and use the best available video cable.
playback			¡ Composite gives good picture.
			¡ S-Video gives better picture.
			¡ Component gives the best picture.
Blinking Video	Video is blinking or discontinuous	•	Check DVD connection and use the best available video cable.
			¡ Composite gives good picture.
			¡ S-Video gives better picture.
			¡ Component gives the best picture.
		•	Check if DVD player is HDCP compliant.
			¡ Some non-compliant players may exhibit blinking video and others will di
			a raster screen (image larger or smaller than the screen).

NOTE: When choosing S-Video, Composite or Component video, Auto Adjust function is not available.

Product Specific Problems

Common Symptoms	What You Experience		Possible Solutions
Screen image is too small	Image is centered on screen, but does not	•	Check the Scaling Ratio setting in Image Setting OSD
	fill entire viewing area	•	Reset the monitor to Factory Settings.