Dell UltraSharp U2711 Manual del usuario - Página 41
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Synchronization Problems
Safety Related Issues
Intermittent Problems
Missing Color
Wrong Color
Image retention from a static
image left on the monitor for a
long period of time
No Sound
Video Problems
COMMON SYMPTOMS
No Video
Low Quality DVD playback
Blinking Video
No option for maximum resolution
2560x1440 in DVI or DP
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
NOTE:
Screen is scrambled or
appears torn
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
No sound from 5.1 channel
audio player through the
DP or HDMI
WHAT YOU EXPERIENCE
No signal indicator is displayed
Picture not crisp and some color distortion
Video is blinking or discontinuous
The maximum resolution obtained via DVI
or DP is less than 2560x1440 (e.g.
1680x1050)
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 blue. When
Adjust Phase and Pixel Clock controls via OSD.
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Perform monitor self-test feature check and determine if these lines are also in self-test mode.
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Check for bent or broken pins in the video cable connector.
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When using 'DVI-D', the Pixel Clock and Phase adjustments are not available.
Reset the monitor to Factory Settings.
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Perform Auto Adjust via OSD.
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Adjust Phase and Pixel Clock controls via OSD.
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Perform monitor self-test feature check to determine if scrambled screen appears in self
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Check for bent or broken pins in the video cable connector.
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Restart the computer in the safe mode.
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Do not perform any troubleshooting steps.
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Contact Dell immediately.
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Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
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Reset the monitor to Factory Settings.
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Perform monitor self-test feature check to determine if the intermittent problem occurs in self
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Perform monitor self-test feature check.
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Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
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Check for bent or broken pins in the video cable connector.
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Change the Color Setting Mode in the Color Settings OSD to Graphics or Video depending to the
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application.
Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color Settings OSD if the
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Color Management is turned off.
Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
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Use the Power Management feature to turn off the monitor at all times when not in use (for more
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information, see
Power Management
Alternatively, use a dynamically changing screensaver.
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Ensure the audio cable connecting the monitor and the player is properly connected and secure .
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5.1 channel Dolby or DTS format is unsupported and please set the audio output on your audio player to
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pulse-code modulation (PCM) if available.
Check Video Input Selection
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Composite: Yellow colored RCA jack
¡
Component: Red, Blue, Green colored RCA jacks
¡
Check DVD connection
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Composite gives good picture
¡
Component: Red, Blue, Green colored RCA jacks
¡
Check DVD connection
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Composite gives good picture
¡
Component: Red, Blue, Green colored RCA jacks
¡
Check if DVD player is HDCP compliant.
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Some non-compliant players may exhibit blinking video and others will display a
¡
raster screen.
The source device must be capable for resolution 2560x1440
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Ensure the DVI cable connecting the monitor and the computer is dual-link DVI cable
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Recommend to use the dual-link DVI cable shipped with your monitor for max. resolution
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2560x1440
POSSIBLE SOLUTIONS
Perform monitor reset on "Factory Reset"
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Turn the monitor off and unplug the power cord and then plug back and power on
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Move mouse or hit any key on the keyboard on the computer or activate video player, then
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Modes).
POSSIBLE SOLUTIONS