Dell 3007WFP - UltraSharp - 30" LCD Monitor Посібник - Сторінка 21
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Solving Problems
Dell™ 3007WFP Flat Panel Monitor
General Problems
Product Specific Problems
USB Problems
Troubleshooting Your Soundbar
CAUTION: Before you begin any of the procedures in this section, follow the
General Problems
The following table contains general information about common monitor problems you might encounter.
COMMON SYMPTOMS
WHAT YOU EXPERIENCE
No Video/ Power LED
No picture or monitor is dead
off
No Video/ Power LED
No picture or no brightness
on
Poor Focus
Picture is fuzzy, blurry, or
ghosting
Shaky/Jittery Video
Wavy picture or fine movement
Missing Pixels
LCD screen has spots
Brightness Problems
Picture too dim or too bright
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 & off
Product Specific Problems
SPECIFIC SYMPTOMS
Unable to view any image / Only
2560 x 1600 resolution is
available.
Check connection integrity at both ends of the video cable.
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Ensure the monitor and computer are plugged in to a working electrical outlet.
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Your Monitor
Ensure power button is depressed fully.
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Increase brightness controls.
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Perform monitor self-test feature check.
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Check for bent or broken pins.
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Re-boot your computer and monitor.
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Eliminate video extension cables.
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Perform monitor reset.
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Lower video resolution or increase font size.
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Perform monitor reset.
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Check environmental factors.
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Relocate and test in other 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.
Perform monitor reset.
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Adjust brightness controls.
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Perform monitor reset.
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Perform monitor reset.
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Start in the "safe mode".
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Turn monitor off and clean the screen.
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For cleaning instruction, see
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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 panel is secure.
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Perform monitor reset.
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WHAT YOU EXPERIENCE
POSSIBLE SOLUTIONS
Blank image or low
resolution display
safety
instructions.
POSSIBLE SOLUTIONS
Caring for Your
Ensure that the recommended graphics card that supports Dual DVI out is
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installed.
Monitor.
Connecting