Dell S2721DS Monitor Users Guide - Page 65

Preset, Modes, Color, Custom, Adjust R/G/B value under

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Page 65 highlights

Synchronization Problems Safety Related Issues Intermittent Problems Missing Color Wrong Color Screen is scrambled or appears torn • Reset the monitor to factory settings. • Perform monitor self-test feature check to determine if the scrambled screen appears in self-test mode. • Check for bent or broken pins in the video cable connector. • Restart the computer in the safe mode. Visible signs of • Do not perform any troubleshooting smoke or sparks steps. • Contact Dell immediately. Monitor • Ensure that the video cable malfunctions on & connecting the monitor to the off 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. Picture missing color • Perform monitor self-test feature check. • 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. 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 the Color menu OSD. • Run the built-in diagnostics. Troubleshooting │ 65

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Troubleshooting± ±
│
± ± 65
Synchronization
Problems
Screen is
scrambled or
appears torn
•
Reset the monitor to factory settings.
•
Perform monitor self-test feature
check to determine if the scrambled
screen appears in self-test mode.
•
Check for bent or broken pins in the
video cable connector.
•
Restart the computer in the safe
mode.
Safety Related
Issues
Visible signs of
smoke or sparks
•
Do not perform any troubleshooting
steps.
•
Contact Dell immediately.
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.
Missing Color
Picture missing
color
•
Perform monitor self-test feature
check.
•
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 the
Color
menu OSD.
•
Run the built-in diagnostics.