Dell C7017T User Manual page 62

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
62 Troubleshooting
Screen is scrambled or
appears torn
Visible signs of smoke
or sparks
Monitor malfunctions
on & off
Picture missing color
Picture color not good • Change the Color Mode in the Color
Faint shadow from the
static image displayed
appears on the screen
• Reset the monitor to Factory
Settings.
• Perform Auto Adjust via OSD.
• Adjust Phase and Pixel Clock controls
via OSD.
• 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.
• Do not perform any troubleshooting
steps.
• Contact Dell immediately.
• 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.
• 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.
OSD to Graphics or Video depending
on the application.
• Try different Color Preset Settings
in Color OSD. Adjust R/G/B value in
Color OSD if the Color Management
is turned off.
• Change the Input Color Format to PC
RGB or YPbPr in the
• 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.
OSD.
Color