Dell 1708FP appendix General Problems, OSD Warning Messages, Common, Problem Description, Symptoms

This box also appears during normal system operation if the video cable becomes disconnected or damaged.

4. Turn off your monitor and reconnect the video cable, then turn on both your computer and the monitor.

If your monitor screen remains blank after you use the previous procedure, check your video controller and computer system; your monitor is functioning properly.

OSD Warning Messages

One of the following warning messages may appear on the screen indicating that the monitor is out of synchronization.

Cannot Display This Video Mode	or	1. Auto Detect (Digital Input)
		Cannot Display This Video Mode
Optimum Resolution 1280 x1024 60Hz
		Optimum Resolution 1280 x1024 60Hz
2. Analog Input		3.Digital Input
1. Auto Detect (Analog Input)	or
		Cannot Display This Video Mode
Cannot Display This Video Mode
		Optimum Resolution 1280 x1024 60Hz
Optimum Resolution 1280 x1024 60Hz

This means that the monitor cannot synchronize with the signal that it is receiving from the computer. Either the signal is too high or too low for the monitor to use. See Monitor Specifications for the Horizontal and Vertical frequency ranges addressable by this monitor. Recommended mode is 1280 X 1024 @ 60Hz.

Occasionally, no warning message appears, but the screen is blank. This could also indicate that the monitor is not synchronizing with the computer or that the monitor is in a power save mode.

General Problems

The following table contains general information about common monitor problems you might encounter.

COMMON	PROBLEM DESCRIPTION	POSSIBLE SOLUTIONS
SYMPTOMS
No Video/Power	No picture, monitor is dead	Check connection integrity at the both ends of the video cable, verify that the
LED off		monitor and computer are plugged into a working electrical outlet, and that
		you have pressed the power button.
No Video/Power	No picture or no brightness	Press the input select button in the front of the monitor and ensure the
LED on		correct input source is selected.
		Increase brightness & contrast controls.
		Perform monitor self-test feature check.
		Check for bent or broken pins on the end of the video cable.
		Reboot your computer and monitor.

Poor Focus	Picture is fuzzy, blurry, or
	ghosting

Push Auto Adjust button.

Adjust Phase and Clock controls via OSD.

Eliminate video extension cables.

Perform monitor reset.

Lower video resolution or increase font size.