Dell E178FP Manuale d'uso - Pagina 32

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Dell E178FP Manuale d'uso
Missing Pixels
Stuck-on Pixels
Brightness Problems
Geometric Distortion
Horizontal/Vertical Lines
Sync Problems
LCD Scratched
Safety Related Issues
Intermittent Problems
Missing Color
Wrong Color
Image Retention (from a
static image) 
Product Specific Problems
SPECIFIC SYMPTOMS
Screen image is too small
Cannot adjust the monitor
with the buttons on the
front panel
The monitor will not go into
power saving mode.
Great user manuals database on
LCD screen has spots
LCD screen has bright spots
Picture too dim or too bright
Screen not centered correctly
Screen has one or more lines
Screen is scrambled or appears
torn
Screen has scratches or smudges
Visible signs of smoke or sparks
Monitor malfunctions on & off
Picture missing color
Picture color not good
Faint Shadow from the static image
displayed appears on the screen
NOTE: Image Burn-in is not covered by your warranty.
WHAT YOU EXPERIENCE
Image is centered on screen, but does not
fill entire viewing area
OSD does not appear on the screen
No picture, the LED light is green. When
press "+", "-" or "Menu" key, the message
" No input signal " will appear.
UserManuals.info
Adjust Phase and Clock controls through OSD
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Perform monitor reset
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Check environmental factors
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Relocate and test in another room
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Cycle power on-off
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These are pixels that are permanently off and is a natural defect that occurs in LCD
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technology
Cycle power on-off
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These are pixels that are permanently on and is a natural defect that occurs in LCD
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technology
Perform monitor reset on "All Settings"
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Press Auto Adjust button
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Adjust brightness & contrast controls
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Perform monitor reset on "Position Settings Only"
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Press auto-adjust button
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Adjust the centering controls
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Ensure monitor is in proper video mode
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Perform monitor reset on "All Settings"
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Press Auto Adjust button
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Adjust Phase and Clock controls via OSD
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Perform monitor self-test feature check and determine if these lines are also in self-
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test mode
Check for bent or broken pins
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Perform monitor reset on "All Settings"
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Press Auto Adjust button
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Adjust Phase and Clock controls via OSD
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Perform monitor self-test feature check to determine if scrambled screen appears in
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self-test mode
Check for bent or broken pins
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Boot up in the "safe mode"
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Turn monitor off and clean the screen
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For cleaning instruction, see
Caring for your
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Do not perform any troubleshooting steps
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Monitor needs to be replaced
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Ensure monitor is in proper video mode
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Ensure video cable connection to computer and to the flat panel is secure
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Perform monitor reset on "All Settings"
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Perform monitor self-test feature check to determine if the intermittent problem
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occurs in self-test mode
Perform monitor self-test feature check
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Check connection integrity at both end of the video cable
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Check for bent or broken pins
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Change the color to "User Preset"
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Adjust R/G/B value of "User Preset"
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Use the Power Management feature to turn off the monitor at all times when not in
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use. Alternatively, use a dynamically changing screensaver left on the monitor for a 
long period of time.
In OSD Menu, under Reset to Factory Settings, select Enable LCD Conditioning.
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Using this option may take several hours before the image is eliminated.
POSSIBLE SOLUTIONS
Perform monitor reset on "All Settings"
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Turn the monitor off and unplug the power cord and
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then plug back and power on
Move mouse or hit any key on the keyboard on the
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computer or  activate video player,  then access the 
OSD to set both Audio/Video to " off " state.
Monitor.