Dell S2715H Monitor - Manual (Page 47)

Troubleshooting | 47
Product Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
Screen image is
too small Image is centered
on screen, but
does not fill entire
viewing area • Check the Aspect Ratio setting in the Display menu
OSD.
• Reset the monitor to factory settings.
Cannot adjust the
monitor with the
buttons on the
front panel OSD does not
appear on the
screen • Turn off the monitor, unplug the monitor power cable,
plug it back, and then turn on the monitor.
• Check whether the OSD menu is locked. If yes, press
and hold the button beside the power button for 10
seconds to unlock (for more information, see
Lock ).
No Input Signal
when user
controls are
pressed No picture, the
LED light is white • 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.
• Check whether the signal cable is plugged in properly.
Re-plug the signal cable if necessary.
• 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 • Due to different video formats (aspect ratio) of DVDs,
the monitor may display in full screen.
• Run the built-in diagnostics.
Mobile High-Definition Link (MHL) Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
MHL interface is
not working Cannot see MHL
device image
shown on the
monitor • Ensure your MHL cable and MHL device are MHL
certified.
• Check your MHL device is turned on.
• Check your MHL device is not in standby mode.
• Check physical MHL cable connection is corresponding
to input source selected on OSD Menu: HDMI (MHL).
• Wait for 30 seconds after connecting MHL cable as
some MHL devices require longer recovery time.
Speakers Specific Problems
Specific
Symptoms
What You
Experience
Possible Solutions
No sound coming
from the speakers Cannot hear any
sound • Turn off the monitor, disconnect the monitor power
cord, reconnect it, and then turn on the monitor.
• Check the audio cable connection is connected
correctly to the computer audio line out port.
• Unplug the headphone jack from the headphone port.
• Reset the monitor to factory settings.