Dell U3415W Marine Instruments User Manual


 
Troubleshooting | 63
Horizontal/
Vertical Lines
Screen has one
or more lines
Reset the monitor to factory settings.
P
erform monitor self-test feature check and determine if
these lines are also in self-test mode.
Check
for bent or broken pins in the video cable connector.
Run t
he built-in diagnostics.
Synchronization
Pro
blems
Screen is
scrambled or
appears torn
Reset the monitor to factory settings.
P
erform 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.
Re
start the computer in the safe mode.
Safety Related
Issues
Visible signs of
smok
e or sparks
Do not perform any troubleshooting steps.
Cont
act Dell immediately.
Intermittent
Pro
blems
Monitor
malfunctions on
& off
En
sure that the video cable connecting the monitor to the
computer is connected properly and is secure.
R
eset the monitor to factory settings.
P
erform monitor self-test feature check to determine if the
intermittent problem occurs in self-test mode.
Missing Color Picture missing
color
P
erform monitor self-test feature check.
En
sure 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
go
od
Change the settings of the Preset Modes in the Color menu
OSD depending on the application.
Adju
st 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 t
he built-in diagnostics.
Image retention
from a static
im
age left on
the monitor for
a long period of
time
Faint shadow
fr
om 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
).
Alter
natively, use a dynamically changing screensaver.