Dell UP2715K Monitor - Manual (Page 53)

Troubleshooting  53
Common Problems
The following table contains general information about common monitor
problems you might encounter and the possible solutions:
Problem Cause Solution
No Video/Power
LED Off No picture • Ensure that the video cable
connecting the monitor and the
computer is properly connected
and secure.
• Verify that the power outlet is
functioning properly using any
other electrical equipment.
• Ensure that the power button is
depressed fully.
• Ensure that the correct input
source is selected via the Input
Source menu.
• Check the Power Button LED
option under Energy Settings in
OSD Menu
No Video/Power
LED On No picture or
no brightness • Increase brightness & contrast
controls via OSD.
• Perform monitor self-test feature
check.
• Check for bent or broken pins in
the video cable connector.
• Run the built-in diagnostics.
• Ensure that the correct input
source is selected via the Input
Source menu.
Missing Pixels LCD screen has
spots • Cycle power On-Off.
• Pixel that is permanently Off is a
natural defect that can occur in
LCD technology.
• For more information on Dell
Monitor Quality and Pixel Policy,
see Dell Support site at:
http://
www.dell.com/support/monitors .