Dell S2721DGF, Руководство пользователя

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60 | Troubleshooting
Common
Symptoms What You
Experience Possible Solutions
Intermittent
Problems Monitor
malfunctions on
& off • Ensure that the video cable connecting the
monitor to the computer is connected properly
and is secure.
• Reset the monitor to factory settings.
• Perform monitor self-test feature check to
determine if the intermittent problem occurs in
self-test mode.
HDR Problems Cannot set
GFX solution
into HDR mode
after switching
into Desktop/
Movie HDR/
Game HDR/
DisplayHDR
Presets • Ensure your computer or graphics solution
meets the minimum requirement for HDR
playback and install the latest software drivers
for the graphics card.
• Ensure that the HDMI 2.0 cable that comes with
the package is used.
• If the above steps fail, choose the resolution
2560 x 1440 from the Display Properties to force
the proper HDR signaling.
Missing Color Picture missing
color • Perform monitor self-test.
• Ensure that the video cable connecting the
monitor to the computer is connected properly
and is secure.
• Check for bent or broken pins in the video cable
connector.
Wrong Color Picture color
not good • Change the settings of the Preset Modes in the
Color menu OSD depending on the application.
• Adjust R/G/B value under Custom Color in Color
menu OSD.
• Change the Input Color Format to PC RGB or
YPbPr in the Color menu OSD.
• Run the built-in diagnostics.
Image retention
from a static
image left on
the monitor for
a long period of
time Faint shadow
from the static
image displayed
appears on the
screen • Use the Power Management feature to turn
off the monitor at all times when not in use (for
more information, see
Power Management
Modes ).
• Alternatively, use a dynamically changing
screensaver.