General problems – Dell E198WFP Monitor User Manual

Page 27

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

5. 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.

1 : Auto Detect (Analog Input)

Cannot Display This Video Mode

Optimum Resolution 1440 x900 60Hz

or

1 : Auto Detect (Digital Input)

Cannot Display This Video Mode

Optimum Resolution 1440 x990 60Hz

2: Analog Input

Cannot Display This Video Mode

Optimum Resolution 1440 x900 60Hz

or

3:Digital Input

Cannot Display This Video Mode

Optimum Resolution 1440 x900 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 1440 X 900 @ 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

SYMPTOMS

PROBLEM DESCRIPTION

POSSIBLE SOLUTIONS

No Video/Power

LED off

No picture, monitor is dead

Check connection integrity at the both ends of the video cable, verify that the

monitor and computer are plugged into a working electrical outlet, and that

you have pressed the power button.

No Video/Power

LED on

No picture or no brightness

Press the input select button in the front of the monitor and ensure the

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.

Shaky/Jittery

Video

Wavy picture or fine

movement

Push Auto Adjust button.

Adjust Phase and Clock controls via OSD.

Perform monitor reset.

Check environmental factors.

Relocate and test in another room.

Missing Pixels

LCD screen has spots

Cycle power on-off

These are pixels that are permanently off and this is a natural defect

that occurs in LCD technology.

Brightness

Problems

Picture too dim or too bright

Perform monitor reset.

Push Auto Adjust button.

Adjust brightness & contrast controls.

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