Dell U2311H Monitor - Manual (Page 37)

Product Specific Problems
Universal Serial Bus (USB) Specific Problems
Dell™ Soundbar Problems
Missing Color Picture missing color l Perform monitor self-test feature check.
l Ensure that the video cable connecting the monitor to the computer is connected
properly and is secure.
l Check for bent or broken pins in the video cable connector.
Wrong Color Picture color not good l Change the Color Setting Mode in the Color Settings OSD to Graphics or Video
depending on the application.
l Try different Color Preset Settings in Color Settings OSD. Adjust R/G/B value in Color
Settings OSD if the Color Management is turned off.
l Change the Input Color Format to PC RGB or YPbPr in the Advance Setting OSD.
l 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 l Use the Power Management feature to turn off the monitor at all times when not in use
(for more information, see
Power Management Modes ).
l Alternatively, use a dynamically changing screensaver.
Specific Symptoms What You Experience Possible Solutions
Screen image is too small Image is centered on screen,
but does not fill entire viewing
area l Check the Scaling Ratio setting in Image Setting OSD
l Reset the monitor to Factory Settings.
Cannot adjust the monitor with
the buttons on the front panel OSD does not appear on the
screen l Turn off the monitor, unplug the power cord, plug back, and then turn on the monitor.
No Input Signal when user
controls are pressed No picture, the LED light is
green. When you press "+", "-"
or "Menu" key, the message
"No S-Video input signal", or
"No Composite input signal", or
"No Component input signal"
appears l Check the signal source. Ensure the Computer is not in the power saving mode by
moving the mouse or pressing any key on the keyboard.
l Check to make sure Video Source to S-Video, Composite or Component is powered and
playing video media.
l Check whether the signal cable is plugged in properly. Re -plug the signal cable if
necessary.
l Reset the computer or video player.
The picture does not fill the
entire screen. The picture cannot fill the
height or width of the screen l Due to different video formats (aspect ratio) of DVDs, the monitor may display in full
screen.
l Run the built-in diagnostics.
NOTE: When choosing DVI-D mode, the Auto Adjust function will not be available.
Specific Symptoms What You Experience Possible Solutions
USB interface is not working USB peripherals are not
working l Check that your monitor is turned ON.
l Reconnect the upstream cable to your computer.
l Reconnect the USB peripherals (downstream connector).
l Switch off and then turn on the monitor again.
l Reboot the computer.
l Some USB devices like external portable HDD require higher electric current; connect the
device directly to the computer system.
High Speed USB 2.0 interface is
slow. High Speed USB 2.0
peripherals working slowly or
not working at all l Check that your computer is USB 2.0-capable.
l Some computers have both USB 2.0 and USB 1.1 ports. Ensure that the correct USB port
is used.
l Reconnect the upstream cable to your computer.
l Reconnect the USB peripherals (downstream connector).
l Reboot the computer.
Common Symptoms What You Experience Possible Solutions
No Sound No power to Soundbar - the
power indicator is off l Turn the Power/Volume knob on the Soundbar clockwise to the middle position; check if
the power indicator (Blue LED) on the front of the Soundbar is illuminated.
l Confirm that the power cable from the Soundbar is plugged into the adapter.
No Sound Soundbar has power - power
indicator is on l Plug the audio line-in cable into the computer's audio out jack.
l Set all Windows volume controls to their maximum
l Play some audio content on the computer (i.e. audio CD, or MP3).
l Turn the Power/Volume knob on the Soundbar clockwise to a higher volume setting.
l Clean and reseat the audio line-in plug.
l Test the Soundbar using another audio source (i.e. portable CD player).
Distorted Sound Computer's sound card is used
as the audio source l Clear any obstructions between the Soundbar and the user.
l Confirm that the audio line-in plug is completely inserted into the jack of the sound card.
l Set all Windows volume controls to their midpoints.
l Decrease the volume of the audio application.
l Turn the Power/Volume knob on the Soundbar counter-clockwise to a lower volume
setting.
l Clean and reseat the audio line-in plug.
l Troubleshoot the computer's sound card.
l Test the Soundbar using another audio source (i.e. portable CD player).