Dell 1707FP Monitor Manuel d'utilisateur télécharger pdf (Page 27)

1. Analog Input

Cannot Display This Video Mode

2.Digital Input

Cannot Display This Video Mode

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 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

WHAT YOU EXPERIENCE POSSIBLE SOLUTIONS

No Video/ Power

LED off

No picture, monitor is

dead

Check connection integrity at both ends of the video cable

Ensure the monitor and computer are plugged in to a working

electrical outlet

Ensure power button depressed fully

No Video/ Power

LED on

No picture or no

brightness

Press the input select button 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

Re-boot 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 other room

Missing Pixels LCD screen has spots

Cycle power on-off

These are pixels that are permanently off and 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

Geometric

Distortion

Screen not centered

correctly

Perform monitor reset on "Position Settings Only"

Push auto-adjust button

Adjust the centering controls

Ensure monitor is in proper video mode

Horizontal/Vertical

Lines

Screen has one or more

lines

Perform monitor reset

Push Auto Adjust button

Adjust Phase and 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

Sync Problems Screen is scrambled or

appears torn

Perform monitor reset

Push Auto Adjust button

Adjust Phase and Clock controls via OSD

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Dell 1707FP Monitor Manuel d'utilisateur Page 27

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