Dell 1908WFP - UltraSharp - 19" LCD Monitor Manuel de l'utilisateur - Page 33
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Solving Problems: Dell 1908WFP Flat Panel Monitor User's Guide
Missing Pixels
LCD screen has spots
Brightness Problems
Picture too dim or too bright
Geometric Distortion
Screen not centered correctly
Horizontal/Vertical
Screen has one or more lines
Lines
Sync Problems
Screen is scrambled or appears torn
LCD Scratched
Screen has scratches or smudges
Safety Related Issues
Visible signs of smoke or sparks
Intermittent Problems
Monitor malfunctions on and off
Image Retention (from
Faint Shadow from the static image
a static image)
displayed appears on the screen
Product Specific Problems
SPECIFIC SYMPTOMS
Screen image is too small
Cannot adjust the monitor with the buttons on the
front panel
file:///T|/htdocs/monitors/1908WFP/en/ug/solve.htm[10/31/2012 11:34:36 AM]
Adjust Phase and Clock controls via OSD.
Perform monitor reset.
Check environmental factors.
Relocate and test in another room.
Cycle power on-off.
These are pixels that are permanently off and this is a natural defect that occurs in LCD technology.
Perform monitor reset.
Push Auto Adjust button.
Adjust brightness & contrast controls.
Perform monitor reset on "Position Settings Only".
Push Auto Adjust button.
Adjust the centering controls.
Ensure monitor is in proper video mode.
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.
Perform monitor reset.
Push Auto Adjust button.
Adjust Phase and 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.
Boot up in the "safe mode".
Turn monitor off and clean the screen.
For cleaning instruction, see
Do not perform any troubleshooting steps.
Monitor needs to be replaced.
Ensure monitor is in proper video mode.
Ensure video cable connection to computer and to the flat panel is secure.
Perform monitor reset.
Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode.
Use the Power Management feature to turn off the monitor at all times when not in use. Alternatively, use a
dynamically changing screensaver left on the monitor for a long period of time.
WHAT YOU EXPERIENCE
Image is centered on screen, but does not fill entire
viewing area.
OSD does not appear on the screen.
Caring for your Monitor.
POSSIBLE SOLUTIONS
Perform monitor reset on "All Settings."
Turn off the monitor, unplug the power cord and then plug back and
turn on the monitor.