Dell S2340L appendix Support.dell.com

		Pixel that is permanently off is a natural defect that can occur in LCD technology.
		For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at:
		support.dell.com.
Stuck-on Pixels	LCD screen has bright	Cycle power on-off.
	spots	Pixel that is permanently off is a natural defect that can occur in LCD technology.
		For more information on Dell Monitor Quality and Pixel Policy, see Dell Support site at:
		support.dell.com.
Brightness Problems	Picture too dim or too	Reset the monitor to Factory Settings.
	bright	Auto Adjust via OSD.
		Adjust brightness & contrast controls via OSD.
Geometric Distortion	Screen not centered	Reset the monitor to Factory Settings.
	correctly	Auto Adjust via OSD.
		Adjust brightness & contrast controls via OSD.
		NOTE: When using 'HDMI', the positioning adjustments are not available.
Horizontal/Vertical Lines	Screen has one or more	Reset the monitor to Factory Settings.
	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 'HDMI', the Pixel Clock and Phase adjustments are not available.
Synchronization Problems	Screen is scrambled or	Reset the monitor to Factory Settings.
	appears torn	Perform Auto Adjust via OSD.
		Adjust Phase and Pixel Clock controls via OSD.
		Perform monitor self-test feature check to determine if the 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 smoke or	Do not perform any troubleshooting steps.
	sparks	Contact Dell immediately.
Intermittent Problems	Monitor malfunctions on &	Ensure that the video cable connecting the monitor to the computer is properly connected
	off	and is secured.
		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 properly connected
		and is secured.
		Check for bent or broken pins in the video cable connector.
Wrong Color	Picture color not good	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 RGB or YPbPr in Color settings OSD.