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Common
Symptoms
Wrong Color
Image retention
from a static
image left on
the monitor for
a long period of
time
Safety Related
Issues
Touchscreen Problems
Specific
Symptoms
Touch report
error
Touch screen
non-responsive
in power-save
mode
What You
Possible Solutions
Experience
• Change the Color Setting Mode in the Color
• Try different Color Preset Settings in Color
Picture color
not good
• Change the Input Color Format to PC RGB or
• Run the built-in diagnostics.
Faint shadow
• Use the Power Management feature to turn off
from the static
image displayed
appears on the
• Use a dynamically changing screen saver.
screen
Visible signs of
Do not perform any troubleshooting steps.
smoke or sparks
Contact Dell immediately.
What You
Possible Solutions
Experience
• Use the Dell provided USB cable to connect your
• Make sure the power cable has a ground pin.
Touch function
• Unplug and replug the power cable from the
miss alignment
or no touch
function
• Make sure computer support USB 2.0 or later.
• If the display cannot be detected by the
Cannot wake
1. Access Device Manager, expand HID Interface
up monitor
and computer
2. Right click HID- compliant device, click
by using touch
in power-save
mode
Settings OSD to Graphics or Video depending on
the application.
Settings OSD. Adjust R/G/B value in Color
Settings OSD if the Color Management is turned
off.
YPbPr in the Advance Setting OSD.
the monitor at all times when not in use (for more
information, see Power Management Modes).
computer.
power adapter to allow auto-recalibration of the
touch module.
computer, power off/on the monitor or unplug
and replug the USB cable.
Device under Human Device.
Properties and select the check-box to allow
the device to wake the computer.
Troubleshooting
39
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