Dell 858-BBBE, E2014T manual 40  Troubleshooting, Osd

Common	What You	Possible Solutions
Symptoms	Experience
		• Reset the monitor to factory settings.
Brightness	Picture too dim	• Auto Adjust using OSD.
Problems	or too bright	• Adjust brightness and contrast using
		the OSD
	Screen not	• Reset the monitor to factory settings.
Geometric		• Auto Adjust using OSD.
	centered
Distortion		• Adjust horizontal and vertical positions using
	correctly
		OSD.
		• Reset the monitor to factory settings.
		• Perform Auto Adjust using OSD.
		• Adjust Phase and Pixel Clock using OSD.
Horizontal/	Screen has one	• Perform monitor self-test and determine if the
Vertical Lines	or more lines	lines appear in the self-test mode.
		• Check for bent or broken pins on the
		display cable and the ports.
		• Run the built-in diagnostics.
		• Reset the monitor to factory settings.
		• Perform Auto Adjust using OSD.
Synchronization	Screen is	• Adjust Phase and Pixel Clock using OSD.
		• Perform monitor self-test check to determine
	scrambled or
Problems		if the problem appears in self-test mode.
	appears torn
		• Check for bent or broken pins on the
		display cable and the ports.
		• Restart the computer in safe mode.
		• Make sure the display cable connecting
	Monitor	the monitor to the computer is connected
Intermittent		properly and is secure.
	malfunctions
Problems		• Reset the monitor to factory settings.
	on and off
		• Perform monitor self-test to determine if the
		intermittent problem occurs in self-test mode.
		• Perform monitor self-test.
	Picture missing	• Make sure the display cable connecting
Missing Color		the monitor to the computer is connected
	color	properly and is secure.
		• Check for bent or broken pins on the
		display cable and the ports.

40        Troubleshooting