Missing Pixels

Stuck-on Pixels

Brightness Problems

Geometric Distortion

LCD screen has spots

LCD screen has bright spots

Picture too dim or too bright

Screen not centered correctly

Adjust Phase and Clock controls through 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 is a natural defect that occurs in LCD technology

Cycle power on-off

These are pixels that are permanently on and is a natural defect that occurs in LCD technology

Perform monitor reset on "All Settings"

Press Auto Adjust button

Adjust brightness & contrast controls

Perform monitor reset on "Position Settings Only"

Press 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 on "All Settings"

Press 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 on "All Settings"

Press 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"

LCD Scratched

Safety Related Issues

Intermittent Problems

Screen has scratches or smudges

Visible signs of smoke or sparks

Monitor malfunctions on & off

Turn monitor off and clean the screen

For cleaning instruction, see Caring for your Monitor.

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 on "All Settings"

Perform monitor self-test feature check to determine if the intermittent problem occurs in self-test mode

Missing Color

Wrong Color

Image Retention (from a static image)

Picture missing color

Picture color not good

Faint Shadow from the static image displayed appears on the screen

Perform monitor self-test feature check

Check connection integrity at both ends of the video cable

Check for bent or broken pins

Change the color to "User Preset"

Adjust R/G/B value of "User Preset"

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.

In OSD Menu, under Reset to Factory Settings, select Enable LCD Conditioning. Using this option may take several hours before the image is eliminated.

NOTE: Image Burn-in is not covered by your warranty.

Product Specific Problems

SPECIFIC SYMPTOMS

WHAT YOU EXPERIENCE

POSSIBLE SOLUTIONS

 

 

 

Screen image is too small

Image is centered on screen, but does not

 

fill entire viewing area

 

 

 

 

Cannot adjust the monitor

OSD does not appear on the screen

with the buttons on the

 

front panel

 

 

 

 

 

The monitor will not go into

No picture, the LED light is blue. When

power saving mode.

press "+", "-" or "Menu" key, the message

 

" No input signal " will appear.

 

 

 

 

Perform monitor reset on "All Settings"

Turn the monitor off and unplug the power cord and then plug back and power on

Move mouse or hit any key on the keyboard on the computer or activate video player, then access the

OSD to set both Audio/Video to " off " state.

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Dell SE178WFP manual Product Specific Problems, Specific Symptoms What YOU Experience Possible Solutions