Dell E2009W Manual do utilizador - Página 27

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Dell E2009W Manual do utilizador
No Video/ Power LED on
No picture
or no
brightness
Poor Focus
Picture is
fuzzy,
blurry, or
ghosting
Shaky/Jittery Video
Wavy
picture or
fine
movement
Missing Pixels
LCD screen
has spots
Stuck-on Pixels
LCD screen
has bright
spots
Brightness Problems
Picture too
dim or too
bright
Geometric Distortion
Screen not
centered
correctly
Horizontal/Vertical Lines
Screen has
one or more
lines
Synchronization Problems
Screen is
scrambled
or appears
torn
Safety Related Issues
Visible signs
of smoke or
sparks
Intermittent Problems
Monitor
malfunctions
on & off
Missing Color
Picture
missing
color
Wrong Color
Picture color
not good
Image retention from a
Faint
static image left on the
shadow
monitor for a long period of
from the
time
static image
displayed
appears on
the screen

Product Specific Problems

Verify that the power outlet is functioning properly by using any other electrical equipment.
Ensure that the power button is depressed fully.
Increase brightness & contrast controls via OSD.
Perform monitor self-test feature check.
Check for bent or broken pins in the video cable connector.
Run the built-in diagnostics.
Perform Auto Adjust via OSD.
Adjust the Phase and Pixel Clock controls via OSD.
Eliminate video extension cables.
Reset the monitor to Factory Settings.
Change the video resolution to the correct aspect ration (16:10).
Perform Auto Adjust via OSD.
Adjust the Phase and Pixel Clock controls via OSD.
Reset the monitor to Factory Settings.
Check environmental factors.
Relocate the monitor and test in another room.
Cycle power on-off.
Pixel that is permanently off is a natural defect that can occur in LCD technology.
Run the built-in diagnostics.
Cycle power on-off.
Pixel that is permanently off is a natural defect that can occur in LCD technology.
Run the built-in diagnostics.
Reset the monitor to Factory Settings.
Auto Adjust via OSD.
Adjust brightness & contrast controls via OSD.
Reset the monitor to Factory Settings.
Auto Adjust via OSD.
Adjust brightness & contrast controls via OSD.
NOTE:
When using '2: DVI-D', the positioning adjustments are not available.
Reset the monitor to Factory Settings.
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.
Run the built-in diagnostics.
NOTE:
When using '2: DVI-D', the Pixel Clock and Phase adjustments are not available.
Reset the monitor to Factory Settings.
Perform Auto Adjust via OSD.
Adjust Phase and Pixel Clock controls via OSD.
Perform monitor self-test feature check to determine if 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.
Do not perform any troubleshooting steps.
Contact Dell immediately.
Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
Reset the monitor to Factory Settings.
Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode.
Perform monitor self-test feature check.
Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
Check for bent or broken pins in the video cable connector.
Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending to the application.
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 PC RGB or YPbPr in the Advance Setting OSD.
Run the built-in diagnostics.
Use the Power Management feature to turn off the monitor at all times when it is not in use (for more
information, see Power Management Modes).
Alternatively, use a dynamically changing screensaver.