User’s Guide

Tro ub les h oo ti ng 85
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
Try different Preset Modes in Color
settings OSD. Adjust the R/G/B
value in Custom Color in Color
settings OSD.
•Change the Input Color Format to
RGB or YCbCr/YPbPr in the Color
settings OSD.
Run the built-in diagnostics.